killbill-memoizeit

Changes

Details

diff --git a/account/src/main/java/com/ning/billing/account/api/svcs/DefaultAccountInternalApi.java b/account/src/main/java/com/ning/billing/account/api/svcs/DefaultAccountInternalApi.java
new file mode 100644
index 0000000..9dd8adb
--- /dev/null
+++ b/account/src/main/java/com/ning/billing/account/api/svcs/DefaultAccountInternalApi.java
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2010-2011 Ning, Inc.
+ *
+ * Ning licenses this file to you under the Apache License, version 2.0
+ * (the "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at:
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+
+package com.ning.billing.account.api.svcs;
+
+import java.util.UUID;
+
+import javax.inject.Inject;
+
+import com.ning.billing.ErrorCode;
+import com.ning.billing.account.api.Account;
+import com.ning.billing.account.api.AccountApiException;
+import com.ning.billing.account.api.AccountData;
+import com.ning.billing.account.dao.AccountDao;
+import com.ning.billing.util.callcontext.InternalCallContext;
+import com.ning.billing.util.callcontext.InternalTenantContext;
+import com.ning.billing.util.svcapi.account.AccountInternalApi;
+
+public class DefaultAccountInternalApi implements AccountInternalApi {
+
+    private final AccountDao accountDao;
+
+    @Inject
+    public DefaultAccountInternalApi(final AccountDao accountDao) {
+        this.accountDao = accountDao;
+    }
+
+    @Override
+    public Account getAccountById(UUID accountId, InternalTenantContext context)
+            throws AccountApiException {
+        final Account account = accountDao.getById(accountId, context);
+        if (account == null) {
+            throw new AccountApiException(ErrorCode.ACCOUNT_DOES_NOT_EXIST_FOR_ID, accountId);
+        }
+        return account;
+    }
+
+    @Override
+    public void updateAccount(String key, AccountData accountData,
+            InternalCallContext context) throws AccountApiException {
+        // TODO Auto-generated method stub
+
+    }
+}
diff --git a/analytics/src/main/java/com/ning/billing/analytics/BusinessOverdueStatusRecorder.java b/analytics/src/main/java/com/ning/billing/analytics/BusinessOverdueStatusRecorder.java
index b670eab..c57fb4e 100644
--- a/analytics/src/main/java/com/ning/billing/analytics/BusinessOverdueStatusRecorder.java
+++ b/analytics/src/main/java/com/ning/billing/analytics/BusinessOverdueStatusRecorder.java
@@ -36,9 +36,9 @@ import com.ning.billing.entitlement.api.user.EntitlementUserApi;
 import com.ning.billing.entitlement.api.user.EntitlementUserApiException;
 import com.ning.billing.entitlement.api.user.SubscriptionBundle;
 import com.ning.billing.junction.api.Blockable;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.api.BlockingState;
 import com.ning.billing.util.callcontext.InternalCallContext;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
 
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Lists;
@@ -94,8 +94,7 @@ public class BusinessOverdueStatusRecorder {
             public Void inTransaction(final BusinessOverdueStatusSqlDao transactional, final TransactionStatus status) throws Exception {
                 log.info("Started rebuilding overdue statuses for bundle id {}", bundleId);
                 transactional.deleteOverdueStatusesForBundle(bundleId.toString(), context);
-
-                final List<BlockingState> blockingHistory = blockingApi.getBlockingHistory(bundleId, context.toCallContext());
+                final List<BlockingState> blockingHistory = blockingApi.getBlockingHistory(bundleId, context);
                 if (blockingHistory != null && blockingHistory.size() > 0) {
                     final List<BlockingState> overdueStates = ImmutableList.<BlockingState>copyOf(blockingHistory);
                     final List<BlockingState> overdueStatesReversed = Lists.reverse(overdueStates);
diff --git a/api/src/main/java/com/ning/billing/account/api/Account.java b/api/src/main/java/com/ning/billing/account/api/Account.java
index dd6804a..86dc8f5 100644
--- a/api/src/main/java/com/ning/billing/account/api/Account.java
+++ b/api/src/main/java/com/ning/billing/account/api/Account.java
@@ -19,6 +19,7 @@ package com.ning.billing.account.api;
 import com.ning.billing.junction.api.Blockable;
 import com.ning.billing.util.entity.UpdatableEntity;
 
+
 public interface Account extends AccountData, UpdatableEntity, Blockable {
     public MutableAccountData toMutableAccountData();
 
diff --git a/api/src/main/java/com/ning/billing/junction/api/BlockingState.java b/api/src/main/java/com/ning/billing/junction/api/BlockingState.java
index 577ba15..81416c5 100644
--- a/api/src/main/java/com/ning/billing/junction/api/BlockingState.java
+++ b/api/src/main/java/com/ning/billing/junction/api/BlockingState.java
@@ -18,6 +18,7 @@ package com.ning.billing.junction.api;
 
 import org.joda.time.DateTime;
 
+
 public interface BlockingState extends Comparable<BlockingState> {
 
     public abstract String getStateName();
diff --git a/api/src/main/java/com/ning/billing/overdue/Condition.java b/api/src/main/java/com/ning/billing/overdue/Condition.java
index 0a76429..c0b8846 100644
--- a/api/src/main/java/com/ning/billing/overdue/Condition.java
+++ b/api/src/main/java/com/ning/billing/overdue/Condition.java
@@ -21,6 +21,7 @@ import org.joda.time.LocalDate;
 import com.ning.billing.junction.api.Blockable;
 import com.ning.billing.overdue.config.api.BillingState;
 
+
 public interface Condition<T extends Blockable> {
 
     /**
diff --git a/api/src/main/java/com/ning/billing/overdue/OverdueChangeEvent.java b/api/src/main/java/com/ning/billing/overdue/OverdueChangeEvent.java
index daa731d..b32e621 100644
--- a/api/src/main/java/com/ning/billing/overdue/OverdueChangeEvent.java
+++ b/api/src/main/java/com/ning/billing/overdue/OverdueChangeEvent.java
@@ -21,6 +21,7 @@ import java.util.UUID;
 import com.ning.billing.junction.api.Blockable;
 import com.ning.billing.util.bus.BusEvent;
 
+
 public interface OverdueChangeEvent extends BusEvent {
     UUID getOverdueObjectId();
 
diff --git a/api/src/main/java/com/ning/billing/overdue/OverdueState.java b/api/src/main/java/com/ning/billing/overdue/OverdueState.java
index 897f6db..f202075 100644
--- a/api/src/main/java/com/ning/billing/overdue/OverdueState.java
+++ b/api/src/main/java/com/ning/billing/overdue/OverdueState.java
@@ -20,6 +20,7 @@ import org.joda.time.Period;
 
 import com.ning.billing.junction.api.Blockable;
 
+
 public interface OverdueState<T extends Blockable> {
 
     public String getName();
diff --git a/beatrix/src/test/java/com/ning/billing/beatrix/integration/overdue/TestOverdueBase.java b/beatrix/src/test/java/com/ning/billing/beatrix/integration/overdue/TestOverdueBase.java
index a0d3aed..0d2c574 100644
--- a/beatrix/src/test/java/com/ning/billing/beatrix/integration/overdue/TestOverdueBase.java
+++ b/beatrix/src/test/java/com/ning/billing/beatrix/integration/overdue/TestOverdueBase.java
@@ -15,6 +15,10 @@
  */
 package com.ning.billing.beatrix.integration.overdue;
 
+import static com.jayway.awaitility.Awaitility.await;
+import static java.util.concurrent.TimeUnit.SECONDS;
+import static org.testng.Assert.assertNotNull;
+
 import java.io.ByteArrayInputStream;
 import java.io.InputStream;
 import java.util.List;
@@ -30,7 +34,6 @@ import com.ning.billing.beatrix.integration.TestIntegrationBase;
 import com.ning.billing.catalog.api.BillingPeriod;
 import com.ning.billing.entitlement.api.user.SubscriptionBundle;
 import com.ning.billing.invoice.api.InvoiceUserApi;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.overdue.OverdueUserApi;
 import com.ning.billing.overdue.config.OverdueConfig;
 import com.ning.billing.overdue.wrapper.OverdueWrapperFactory;
@@ -39,14 +42,11 @@ import com.ning.billing.payment.api.PaymentMethodPlugin;
 import com.ning.billing.payment.provider.MockPaymentProviderPlugin;
 import com.ning.billing.util.clock.ClockMock;
 import com.ning.billing.util.config.XMLLoader;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
 
 import com.google.inject.Inject;
 import com.google.inject.name.Named;
 
-import static com.jayway.awaitility.Awaitility.await;
-import static java.util.concurrent.TimeUnit.SECONDS;
-import static org.testng.Assert.assertNotNull;
-
 public abstract class TestOverdueBase extends TestIntegrationBase {
 
     @Inject
@@ -133,11 +133,11 @@ public abstract class TestOverdueBase extends TestIntegrationBase {
             await().atMost(10, SECONDS).until(new Callable<Boolean>() {
                 @Override
                 public Boolean call() throws Exception {
-                    return expected.equals(blockingApi.getBlockingStateFor(bundle, callContext).getStateName());
+                    return expected.equals(blockingApi.getBlockingStateFor(bundle, internalCallContext).getStateName());
                 }
             });
         } catch (Exception e) {
-            Assert.assertEquals(blockingApi.getBlockingStateFor(bundle, callContext).getStateName(), expected, "Got exception: " + e.toString());
+            Assert.assertEquals(blockingApi.getBlockingStateFor(bundle, internalCallContext).getStateName(), expected, "Got exception: " + e.toString());
         }
     }
 
diff --git a/beatrix/src/test/java/com/ning/billing/beatrix/integration/overdue/TestOverdueIntegration.java b/beatrix/src/test/java/com/ning/billing/beatrix/integration/overdue/TestOverdueIntegration.java
index e243b56..a08877d 100644
--- a/beatrix/src/test/java/com/ning/billing/beatrix/integration/overdue/TestOverdueIntegration.java
+++ b/beatrix/src/test/java/com/ning/billing/beatrix/integration/overdue/TestOverdueIntegration.java
@@ -16,13 +16,14 @@
 
 package com.ning.billing.beatrix.integration.overdue;
 
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertTrue;
+
 import java.math.BigDecimal;
 import java.util.Collection;
 
-
 import org.joda.time.DateTime;
 import org.joda.time.LocalDate;
-
 import org.testng.annotations.Guice;
 import org.testng.annotations.Test;
 
@@ -38,12 +39,9 @@ import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.invoice.api.Invoice;
 import com.ning.billing.invoice.api.InvoiceItemType;
 import com.ning.billing.invoice.api.InvoicePayment;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.api.BlockingApiException;
 import com.ning.billing.payment.api.Payment;
-
-import static org.testng.Assert.assertEquals;
-import static org.testng.Assert.assertTrue;
+import com.ning.billing.util.svcapi.junction.DefaultBlockingState;
 
 @Test(groups = "slow")
 @Guice(modules = {BeatrixModule.class})
@@ -121,13 +119,13 @@ public class TestOverdueIntegration extends TestOverdueBase {
         invoiceChecker.checkChargedThroughDate(baseSubscription.getId(), new LocalDate(2012, 6, 30), callContext);
 
         // Should still be in clear state
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // DAY 45 - 15 days after invoice
         addDaysAndCheckForCompletion(15, NextEvent.PAYMENT_ERROR);
 
         // Should still be in clear state
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // Note: we have two tracks of payment retries because of the invoice generated at the phase change
 
@@ -170,7 +168,7 @@ public class TestOverdueIntegration extends TestOverdueBase {
             }
         }
 
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
         checkChangePlanWithOverdueState(baseSubscription, false);
 
         invoiceChecker.checkRepairedInvoice(account.getId(), 3,
@@ -215,13 +213,13 @@ public class TestOverdueIntegration extends TestOverdueBase {
         invoiceChecker.checkChargedThroughDate(baseSubscription.getId(), new LocalDate(2012, 6, 30), callContext);
 
         // Should still be in clear state
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // DAY 45 - 15 days after invoice
         addDaysAndCheckForCompletion(15);
 
         // Should still be in clear state
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // DAY 65 - 35 days after invoice
         // Single PAYMENT_ERROR here here triggered by the invoice
@@ -266,7 +264,7 @@ public class TestOverdueIntegration extends TestOverdueBase {
             }
         }
 
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
         checkChangePlanWithOverdueState(baseSubscription, false);
 
         invoiceChecker.checkRepairedInvoice(account.getId(), 3,
@@ -315,7 +313,7 @@ public class TestOverdueIntegration extends TestOverdueBase {
         // Should still be in clear state - the invoice for the bundle has been paid, but not the invoice with the external charge
         // We refresh overdue just to be safe, see below
         overdueApi.refreshOverdueStateFor(bundle, callContext);
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // Past 30 days since the external charge
         addDaysAndCheckForCompletion(6);
@@ -330,7 +328,7 @@ public class TestOverdueIntegration extends TestOverdueBase {
         final Invoice externalChargeInvoice = invoiceApi.getUnpaidInvoicesByAccountId(account.getId(), clock.getUTCToday(), callContext).iterator().next();
         createExternalPaymentAndCheckForCompletion(account, externalChargeInvoice, NextEvent.PAYMENT);
         // We should be clear now
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
     }
 
     @Test(groups = "slow")
@@ -350,13 +348,13 @@ public class TestOverdueIntegration extends TestOverdueBase {
         invoiceChecker.checkChargedThroughDate(baseSubscription.getId(), new LocalDate(2012, 6, 30), callContext);
 
         // Should still be in clear state
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // DAY 45 - 15 days after invoice
         addDaysAndCheckForCompletion(15);
 
         // Should still be in clear state
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // DAY 65 - 35 days after invoice
         addDaysAndCheckForCompletion(20, NextEvent.INVOICE, NextEvent.PAYMENT);
@@ -365,7 +363,7 @@ public class TestOverdueIntegration extends TestOverdueBase {
         invoiceChecker.checkChargedThroughDate(baseSubscription.getId(), new LocalDate(2012, 7, 31), callContext);
 
         // Should still be in clear state
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // Now, refund the second (first non-zero dollar) invoice
         final Payment payment = paymentApi.getPayment(invoiceApi.getInvoicesByAccount(account.getId(), callContext).get(1).getPayments().get(0).getPaymentId(), callContext);
@@ -392,13 +390,13 @@ public class TestOverdueIntegration extends TestOverdueBase {
         invoiceChecker.checkChargedThroughDate(baseSubscription.getId(), new LocalDate(2012, 6, 30), callContext);
 
         // Should still be in clear state
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // DAY 45 - 15 days after invoice
         addDaysAndCheckForCompletion(15);
 
         // Should still be in clear state
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // DAY 65 - 35 days after invoice
         addDaysAndCheckForCompletion(20, NextEvent.INVOICE, NextEvent.PAYMENT);
@@ -407,7 +405,7 @@ public class TestOverdueIntegration extends TestOverdueBase {
         invoiceChecker.checkChargedThroughDate(baseSubscription.getId(), new LocalDate(2012, 7, 31), callContext);
 
         // Should still be in clear state
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // Now, create a chargeback for the second (first non-zero dollar) invoice
         final InvoicePayment payment = invoicePaymentApi.getInvoicePayments(invoiceApi.getInvoicesByAccount(account.getId(), callContext).get(1).getPayments().get(0).getPaymentId(), callContext).get(0);
@@ -435,13 +433,13 @@ public class TestOverdueIntegration extends TestOverdueBase {
         invoiceChecker.checkChargedThroughDate(baseSubscription.getId(), new LocalDate(2012, 6, 30), callContext);
 
         // Should still be in clear state
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // DAY 45 - 15 days after invoice
         addDaysAndCheckForCompletion(15, NextEvent.PAYMENT_ERROR);
 
         // Should still be in clear state
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // DAY 65 - 35 days after invoice
         addDaysAndCheckForCompletion(20, NextEvent.INVOICE, NextEvent.PAYMENT_ERROR, NextEvent.PAYMENT_ERROR);
@@ -459,7 +457,7 @@ public class TestOverdueIntegration extends TestOverdueBase {
         final Invoice firstNonZeroInvoice = invoiceApi.getUnpaidInvoicesByAccountId(account.getId(), clock.getUTCToday(), callContext).iterator().next();
         createExternalPaymentAndCheckForCompletion(account, firstNonZeroInvoice, NextEvent.PAYMENT);
         // We should be clear now
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
     }
 
     @Test(groups = "slow", enabled = false)
@@ -485,13 +483,13 @@ public class TestOverdueIntegration extends TestOverdueBase {
         invoiceChecker.checkChargedThroughDate(baseSubscription.getId(), new LocalDate(2012, 6, 30), callContext);
 
         // Should still be in clear state
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // DAY 45 - 15 days after invoice
         addDaysAndCheckForCompletion(15, NextEvent.PAYMENT_ERROR);
 
         // Should still be in clear state
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // DAY 65 - 35 days after invoice
         addDaysAndCheckForCompletion(20, NextEvent.INVOICE, NextEvent.PAYMENT_ERROR, NextEvent.PAYMENT_ERROR);
@@ -509,7 +507,7 @@ public class TestOverdueIntegration extends TestOverdueBase {
         final Invoice firstNonZeroInvoice = invoiceApi.getUnpaidInvoicesByAccountId(account.getId(), clock.getUTCToday(), callContext).iterator().next();
         fullyAdjustInvoiceItemAndCheckForCompletion(account, firstNonZeroInvoice, 1, NextEvent.INVOICE_ADJUSTMENT);
         // We should be clear now
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         invoiceChecker.checkRepairedInvoice(account.getId(), 2,
                                             callContext, new ExpectedItemCheck(new LocalDate(2012, 5, 31), new LocalDate(2012, 6, 30), InvoiceItemType.RECURRING, new BigDecimal("249.95")),
@@ -520,13 +518,13 @@ public class TestOverdueIntegration extends TestOverdueBase {
         addDaysAndCheckForCompletion(5);
 
         // We should still be clear
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // DAY 80 - 20 days after second invoice
         addDaysAndCheckForCompletion(10, NextEvent.PAYMENT_ERROR);
 
         // We should still be clear
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // DAY 95 - 35 days after second invoice
         addDaysAndCheckForCompletion(15, NextEvent.PAYMENT_ERROR, NextEvent.INVOICE, NextEvent.PAYMENT_ERROR);
@@ -546,7 +544,7 @@ public class TestOverdueIntegration extends TestOverdueBase {
         }
 
         // We should be cleared again
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
     }
 
     private void checkChangePlanWithOverdueState(final Subscription subscription, final boolean shouldFail) {
diff --git a/beatrix/src/test/java/com/ning/billing/beatrix/integration/overdue/TestOverdueWithSubscriptionCancellation.java b/beatrix/src/test/java/com/ning/billing/beatrix/integration/overdue/TestOverdueWithSubscriptionCancellation.java
index b9eeb2a..ab4c4e6 100644
--- a/beatrix/src/test/java/com/ning/billing/beatrix/integration/overdue/TestOverdueWithSubscriptionCancellation.java
+++ b/beatrix/src/test/java/com/ning/billing/beatrix/integration/overdue/TestOverdueWithSubscriptionCancellation.java
@@ -15,6 +15,8 @@
  */
 package com.ning.billing.beatrix.integration.overdue;
 
+import static junit.framework.Assert.assertTrue;
+
 import java.math.BigDecimal;
 
 import org.joda.time.DateTime;
@@ -29,9 +31,7 @@ import com.ning.billing.catalog.api.ProductCategory;
 import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.entitlement.api.user.Subscription.SubscriptionState;
 import com.ning.billing.invoice.api.InvoiceItemType;
-import com.ning.billing.junction.api.BlockingApi;
-
-import static junit.framework.Assert.assertTrue;
+import com.ning.billing.util.svcapi.junction.DefaultBlockingState;
 
 @Test(groups = "slow")
 @Guice(modules = {BeatrixModule.class})
@@ -79,7 +79,7 @@ public class TestOverdueWithSubscriptionCancellation extends TestOverdueBase {
         invoiceChecker.checkChargedThroughDate(baseSubscription.getId(), new LocalDate(2012, 6, 30), callContext);
 
         // Should still be in clear state
-        checkODState(BlockingApi.CLEAR_STATE_NAME);
+        checkODState(DefaultBlockingState.CLEAR_STATE_NAME);
 
         // DAY 36 -- RIGHT AFTER OD1
         addDaysAndCheckForCompletion(6, NextEvent.CANCEL);
diff --git a/entitlement/src/main/java/com/ning/billing/entitlement/api/billing/DefaultChargeThruApi.java b/entitlement/src/main/java/com/ning/billing/entitlement/api/billing/DefaultChargeThruApi.java
index 145a06e..d49455b 100644
--- a/entitlement/src/main/java/com/ning/billing/entitlement/api/billing/DefaultChargeThruApi.java
+++ b/entitlement/src/main/java/com/ning/billing/entitlement/api/billing/DefaultChargeThruApi.java
@@ -27,38 +27,35 @@ import com.ning.billing.entitlement.api.SubscriptionFactory;
 import com.ning.billing.entitlement.api.user.DefaultSubscriptionFactory.SubscriptionBuilder;
 import com.ning.billing.entitlement.api.user.SubscriptionData;
 import com.ning.billing.entitlement.engine.dao.EntitlementDao;
-import com.ning.billing.util.callcontext.CallContext;
-import com.ning.billing.util.callcontext.InternalCallContextFactory;
-import com.ning.billing.util.callcontext.TenantContext;
+import com.ning.billing.util.callcontext.InternalCallContext;
+import com.ning.billing.util.callcontext.InternalTenantContext;
+import com.ning.billing.util.svcapi.entitlement.ChargeThruInternalApi;
 
 import com.google.inject.Inject;
 
-public class DefaultChargeThruApi implements ChargeThruApi {
+public class DefaultChargeThruApi implements ChargeThruInternalApi {
 
     private final EntitlementDao entitlementDao;
     private final SubscriptionFactory subscriptionFactory;
-    private final InternalCallContextFactory internalCallContextFactory;
 
     @Inject
-    public DefaultChargeThruApi(final SubscriptionFactory subscriptionFactory, final EntitlementDao dao, final InternalCallContextFactory internalCallContextFactory) {
+    public DefaultChargeThruApi(final SubscriptionFactory subscriptionFactory, final EntitlementDao dao) {
         this.subscriptionFactory = subscriptionFactory;
         this.entitlementDao = dao;
-        // TODO remove - internal API, should use InternalCallContext directly
-        this.internalCallContextFactory = internalCallContextFactory;
     }
 
     @Override
-    public UUID getAccountIdFromSubscriptionId(final UUID subscriptionId, final TenantContext context) {
-        return entitlementDao.getAccountIdFromSubscriptionId(subscriptionId, internalCallContextFactory.createInternalTenantContext(context));
+    public UUID getAccountIdFromSubscriptionId(final UUID subscriptionId, final InternalTenantContext context) {
+        return entitlementDao.getAccountIdFromSubscriptionId(subscriptionId, context);
     }
 
     @Override
-    public void setChargedThroughDate(final UUID subscriptionId, final LocalDate ctd, final CallContext context) {
-        final SubscriptionData subscription = (SubscriptionData) entitlementDao.getSubscriptionFromId(subscriptionFactory, subscriptionId, internalCallContextFactory.createInternalCallContext(context));
+    public void setChargedThroughDate(final UUID subscriptionId, final LocalDate ctd, final InternalCallContext context) {
+        final SubscriptionData subscription = (SubscriptionData) entitlementDao.getSubscriptionFromId(subscriptionFactory, subscriptionId, context);
         final DateTime chargedThroughDate = ctd.toDateTime(new LocalTime(subscription.getStartDate(), DateTimeZone.UTC), DateTimeZone.UTC);
         final SubscriptionBuilder builder = new SubscriptionBuilder(subscription)
                 .setChargedThroughDate(chargedThroughDate)
                 .setPaidThroughDate(subscription.getPaidThroughDate());
-        entitlementDao.updateChargedThroughDate(new SubscriptionData(builder), internalCallContextFactory.createInternalCallContext(context));
+        entitlementDao.updateChargedThroughDate(new SubscriptionData(builder), context);
     }
 }
diff --git a/entitlement/src/main/java/com/ning/billing/entitlement/glue/DefaultEntitlementModule.java b/entitlement/src/main/java/com/ning/billing/entitlement/glue/DefaultEntitlementModule.java
index c5e035f..b5974b8 100644
--- a/entitlement/src/main/java/com/ning/billing/entitlement/glue/DefaultEntitlementModule.java
+++ b/entitlement/src/main/java/com/ning/billing/entitlement/glue/DefaultEntitlementModule.java
@@ -24,7 +24,6 @@ import com.ning.billing.entitlement.alignment.PlanAligner;
 import com.ning.billing.entitlement.api.EntitlementService;
 import com.ning.billing.entitlement.api.SubscriptionApiService;
 import com.ning.billing.entitlement.api.SubscriptionFactory;
-import com.ning.billing.entitlement.api.billing.ChargeThruApi;
 import com.ning.billing.entitlement.api.billing.DefaultChargeThruApi;
 import com.ning.billing.entitlement.api.migration.DefaultEntitlementMigrationApi;
 import com.ning.billing.entitlement.api.migration.EntitlementMigrationApi;
@@ -46,6 +45,7 @@ import com.ning.billing.entitlement.engine.dao.EntitlementDao;
 import com.ning.billing.entitlement.engine.dao.RepairEntitlementDao;
 import com.ning.billing.glue.EntitlementModule;
 import com.ning.billing.util.glue.RealImplementation;
+import com.ning.billing.util.svcapi.entitlement.ChargeThruInternalApi;
 
 import com.google.inject.AbstractModule;
 import com.google.inject.name.Names;
@@ -113,7 +113,7 @@ public class DefaultEntitlementModule extends AbstractModule implements Entitlem
 
     @Override
     public void installChargeThruApi() {
-        bind(ChargeThruApi.class).to(DefaultChargeThruApi.class).asEagerSingleton();
+        bind(ChargeThruInternalApi.class).to(DefaultChargeThruApi.class).asEagerSingleton();
     }
 
     @Override
diff --git a/entitlement/src/test/java/com/ning/billing/entitlement/api/TestApiBase.java b/entitlement/src/test/java/com/ning/billing/entitlement/api/TestApiBase.java
index ffe6463..30e9e59 100644
--- a/entitlement/src/test/java/com/ning/billing/entitlement/api/TestApiBase.java
+++ b/entitlement/src/test/java/com/ning/billing/entitlement/api/TestApiBase.java
@@ -55,7 +55,6 @@ import com.ning.billing.catalog.api.ProductCategory;
 import com.ning.billing.catalog.api.TimeUnit;
 import com.ning.billing.config.EntitlementConfig;
 import com.ning.billing.entitlement.EntitlementTestSuiteWithEmbeddedDB;
-import com.ning.billing.entitlement.api.billing.ChargeThruApi;
 import com.ning.billing.entitlement.api.migration.EntitlementMigrationApi;
 import com.ning.billing.entitlement.api.migration.EntitlementMigrationApi.EntitlementAccountMigration;
 import com.ning.billing.entitlement.api.migration.EntitlementMigrationApi.EntitlementBundleMigration;
@@ -81,6 +80,7 @@ import com.ning.billing.util.bus.DefaultBusService;
 import com.ning.billing.util.clock.Clock;
 import com.ning.billing.util.clock.ClockMock;
 import com.ning.billing.util.glue.RealImplementation;
+import com.ning.billing.util.svcapi.entitlement.ChargeThruInternalApi;
 
 import com.google.inject.Injector;
 import com.google.inject.Key;
@@ -96,7 +96,7 @@ public abstract class TestApiBase extends EntitlementTestSuiteWithEmbeddedDB imp
 
     protected EntitlementService entitlementService;
     protected EntitlementUserApi entitlementApi;
-    protected ChargeThruApi billingApi;
+    protected ChargeThruInternalApi billingApi;
     protected EntitlementTransferApi transferApi;
 
     protected EntitlementMigrationApi migrationApi;
@@ -163,7 +163,7 @@ public abstract class TestApiBase extends EntitlementTestSuiteWithEmbeddedDB imp
 
         entitlementService = g.getInstance(EntitlementService.class);
         entitlementApi = g.getInstance(Key.get(EntitlementUserApi.class, RealImplementation.class));
-        billingApi = g.getInstance(ChargeThruApi.class);
+        billingApi = g.getInstance(ChargeThruInternalApi.class);
         migrationApi = g.getInstance(EntitlementMigrationApi.class);
         repairApi = g.getInstance(EntitlementTimelineApi.class);
         transferApi = g.getInstance(EntitlementTransferApi.class);
diff --git a/entitlement/src/test/java/com/ning/billing/entitlement/api/timeline/TestRepairBP.java b/entitlement/src/test/java/com/ning/billing/entitlement/api/timeline/TestRepairBP.java
index d23ae9a..643ef43 100644
--- a/entitlement/src/test/java/com/ning/billing/entitlement/api/timeline/TestRepairBP.java
+++ b/entitlement/src/test/java/com/ning/billing/entitlement/api/timeline/TestRepairBP.java
@@ -16,6 +16,11 @@
 
 package com.ning.billing.entitlement.api.timeline;
 
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertNotNull;
+import static org.testng.Assert.assertNull;
+import static org.testng.Assert.assertTrue;
+
 import java.util.Collections;
 import java.util.LinkedList;
 import java.util.List;
@@ -49,11 +54,6 @@ import com.google.inject.Guice;
 import com.google.inject.Injector;
 import com.google.inject.Stage;
 
-import static org.testng.Assert.assertEquals;
-import static org.testng.Assert.assertNotNull;
-import static org.testng.Assert.assertNull;
-import static org.testng.Assert.assertTrue;
-
 public class TestRepairBP extends TestApiBaseRepair {
 
     @Override
@@ -585,7 +585,7 @@ public class TestRepairBP extends TestApiBaseRepair {
 
         // SET CTD to BASE SUBSCRIPTION SP CANCEL OCCURS EOT
         final DateTime newChargedThroughDate = baseSubscription.getStartDate().plusDays(30).plusMonths(1);
-        billingApi.setChargedThroughDate(baseSubscription.getId(), newChargedThroughDate.toLocalDate(), callContext);
+        billingApi.setChargedThroughDate(baseSubscription.getId(), newChargedThroughDate.toLocalDate(), internalCallContext);
         baseSubscription = entitlementApi.getSubscriptionFromId(baseSubscription.getId(), callContext);
 
         final DateTime requestedChange = clock.getUTCNow();
@@ -698,7 +698,7 @@ public class TestRepairBP extends TestApiBaseRepair {
                 // Move clock at least a sec to make sure the last_sys_update from bundle is different-- and therefore generates a different viewId
                 clock.setDeltaFromReality(1000);
 
-                billingApi.setChargedThroughDate(baseSubscription.getId(), newChargedThroughDate.toLocalDate(), callContext);
+                billingApi.setChargedThroughDate(baseSubscription.getId(), newChargedThroughDate.toLocalDate(), internalCallContext);
                 entitlementApi.getSubscriptionFromId(baseSubscription.getId(), callContext);
 
                 repairApi.repairBundle(bRepair, true, callContext);
diff --git a/entitlement/src/test/java/com/ning/billing/entitlement/api/timeline/TestRepairWithAO.java b/entitlement/src/test/java/com/ning/billing/entitlement/api/timeline/TestRepairWithAO.java
index 7b92f4d..b3f1e96 100644
--- a/entitlement/src/test/java/com/ning/billing/entitlement/api/timeline/TestRepairWithAO.java
+++ b/entitlement/src/test/java/com/ning/billing/entitlement/api/timeline/TestRepairWithAO.java
@@ -16,6 +16,10 @@
 
 package com.ning.billing.entitlement.api.timeline;
 
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertNotNull;
+import static org.testng.Assert.assertTrue;
+
 import java.util.Collections;
 import java.util.LinkedList;
 import java.util.List;
@@ -45,10 +49,6 @@ import com.google.inject.Guice;
 import com.google.inject.Injector;
 import com.google.inject.Stage;
 
-import static org.testng.Assert.assertEquals;
-import static org.testng.Assert.assertNotNull;
-import static org.testng.Assert.assertTrue;
-
 public class TestRepairWithAO extends TestApiBaseRepair {
 
     @Override
@@ -349,7 +349,7 @@ public class TestRepairWithAO extends TestApiBaseRepair {
 
         // SET CTD to BASE SUBSCRIPTION SP CANCEL OCCURS EOT
         final DateTime newChargedThroughDate = baseSubscription.getStartDate().plusDays(30).plusMonths(1);
-        billingApi.setChargedThroughDate(baseSubscription.getId(), newChargedThroughDate.toLocalDate(), callContext);
+        billingApi.setChargedThroughDate(baseSubscription.getId(), newChargedThroughDate.toLocalDate(), internalCallContext);
         baseSubscription = (SubscriptionData) entitlementApi.getSubscriptionFromId(baseSubscription.getId(), callContext);
 
         BundleTimeline bundleRepair = repairApi.getBundleTimeline(bundle.getId(), callContext);
diff --git a/entitlement/src/test/java/com/ning/billing/entitlement/api/transfer/TestTransfer.java b/entitlement/src/test/java/com/ning/billing/entitlement/api/transfer/TestTransfer.java
index fb65d93..9827448 100644
--- a/entitlement/src/test/java/com/ning/billing/entitlement/api/transfer/TestTransfer.java
+++ b/entitlement/src/test/java/com/ning/billing/entitlement/api/transfer/TestTransfer.java
@@ -15,6 +15,11 @@
  */
 package com.ning.billing.entitlement.api.transfer;
 
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertNotNull;
+import static org.testng.Assert.assertNull;
+import static org.testng.Assert.assertTrue;
+
 import java.util.List;
 import java.util.UUID;
 
@@ -44,11 +49,6 @@ import com.google.inject.Guice;
 import com.google.inject.Injector;
 import com.google.inject.Stage;
 
-import static org.testng.Assert.assertEquals;
-import static org.testng.Assert.assertNotNull;
-import static org.testng.Assert.assertNull;
-import static org.testng.Assert.assertTrue;
-
 public class TestTransfer extends TestApiBase {
 
     protected static final Logger log = LoggerFactory.getLogger(TestTransfer.class);
@@ -184,7 +184,7 @@ public class TestTransfer extends TestApiBase {
         final Subscription baseSubscription = createSubscription(baseProduct, baseTerm, basePriceList);
         final DateTime ctd = baseSubscription.getStartDate().plusDays(30);
 
-        billingApi.setChargedThroughDate(baseSubscription.getId(), ctd.toLocalDate(), callContext);
+        billingApi.setChargedThroughDate(baseSubscription.getId(), ctd.toLocalDate(), internalCallContext);
 
         final DateTime evergreenPhaseDate = baseSubscription.getPendingTransition().getEffectiveTransitionTime();
 
@@ -287,7 +287,7 @@ public class TestTransfer extends TestApiBase {
 
         // SET CTD
         final DateTime ctd = baseSubscription.getStartDate().plusDays(30).plusMonths(1);
-        billingApi.setChargedThroughDate(baseSubscription.getId(), ctd.toLocalDate(), callContext);
+        billingApi.setChargedThroughDate(baseSubscription.getId(), ctd.toLocalDate(), internalCallContext);
 
 
         final DateTime transferRequestedDate = clock.getUTCNow();
@@ -332,7 +332,7 @@ public class TestTransfer extends TestApiBase {
         clock.addDays(2);
 
         final DateTime newCtd = newBaseSubscription.getStartDate().plusYears(1);
-        billingApi.setChargedThroughDate(newBaseSubscription.getId(), newCtd.toLocalDate(), callContext);
+        billingApi.setChargedThroughDate(newBaseSubscription.getId(), newCtd.toLocalDate(), internalCallContext);
         final Subscription newBaseSubscriptionWithCtd = entitlementApi.getSubscriptionFromId(newBaseSubscription.getId(), callContext);
 
         final String newBaseProduct2 = "Pistol";
@@ -383,7 +383,7 @@ public class TestTransfer extends TestApiBase {
 
         // SET CTD TO TRIGGER CANCELLATION EOT
         final DateTime ctd = baseSubscription.getStartDate().plusDays(30).plusMonths(1);
-        billingApi.setChargedThroughDate(baseSubscription.getId(), ctd.toLocalDate(), callContext);
+        billingApi.setChargedThroughDate(baseSubscription.getId(), ctd.toLocalDate(), internalCallContext);
 
         final DateTime transferRequestedDate = clock.getUTCNow();
         testListener.pushExpectedEvent(NextEvent.TRANSFER);
diff --git a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiAddOn.java b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiAddOn.java
index 64ca089..22c1442 100644
--- a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiAddOn.java
+++ b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiAddOn.java
@@ -16,6 +16,11 @@
 
 package com.ning.billing.entitlement.api.user;
 
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertNotNull;
+import static org.testng.Assert.assertNull;
+import static org.testng.Assert.assertTrue;
+
 import java.util.List;
 
 import org.joda.time.DateTime;
@@ -44,11 +49,6 @@ import com.google.inject.Guice;
 import com.google.inject.Injector;
 import com.google.inject.Stage;
 
-import static org.testng.Assert.assertEquals;
-import static org.testng.Assert.assertNotNull;
-import static org.testng.Assert.assertNull;
-import static org.testng.Assert.assertTrue;
-
 public class TestUserApiAddOn extends TestApiBase {
     @Override
     public Injector getInjector() {
@@ -116,7 +116,7 @@ public class TestUserApiAddOn extends TestApiBase {
             final Duration ctd = getDurationMonth(1);
             // Why not just use clock.getUTCNow().plusMonths(1) ?
             final DateTime newChargedThroughDate = DefaultClock.addDuration(now, ctd);
-            billingApi.setChargedThroughDate(baseSubscription.getId(), newChargedThroughDate.toLocalDate(), callContext);
+            billingApi.setChargedThroughDate(baseSubscription.getId(), newChargedThroughDate.toLocalDate(), internalCallContext);
             baseSubscription = (SubscriptionData) entitlementApi.getSubscriptionFromId(baseSubscription.getId(), callContext);
 
             // FUTURE CANCELLATION
@@ -176,7 +176,7 @@ public class TestUserApiAddOn extends TestApiBase {
             final DateTime now = clock.getUTCNow();
             final Duration ctd = getDurationMonth(1);
             final DateTime newChargedThroughDate = DefaultClock.addDuration(now, ctd);
-            billingApi.setChargedThroughDate(baseSubscription.getId(), newChargedThroughDate.toLocalDate(), callContext);
+            billingApi.setChargedThroughDate(baseSubscription.getId(), newChargedThroughDate.toLocalDate(), internalCallContext);
             baseSubscription = (SubscriptionData) entitlementApi.getSubscriptionFromId(baseSubscription.getId(), callContext);
 
             // CHANGE IMMEDIATELY WITH TO BP WITH NON INCLUDED ADDON
@@ -239,7 +239,7 @@ public class TestUserApiAddOn extends TestApiBase {
             final DateTime now = clock.getUTCNow();
             final Duration ctd = getDurationMonth(1);
             final DateTime newChargedThroughDate = DefaultClock.addDuration(now, ctd);
-            billingApi.setChargedThroughDate(baseSubscription.getId(), newChargedThroughDate.toLocalDate(), callContext);
+            billingApi.setChargedThroughDate(baseSubscription.getId(), newChargedThroughDate.toLocalDate(), internalCallContext);
             baseSubscription = (SubscriptionData) entitlementApi.getSubscriptionFromId(baseSubscription.getId(), callContext);
 
             // CHANGE IMMEDIATELY WITH TO BP WITH NON AVAILABLE ADDON
diff --git a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiCancel.java b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiCancel.java
index 0ac6e09..47db7b8 100644
--- a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiCancel.java
+++ b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiCancel.java
@@ -16,6 +16,11 @@
 
 package com.ning.billing.entitlement.api.user;
 
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertNull;
+import static org.testng.Assert.assertTrue;
+
 import org.joda.time.DateTime;
 import org.joda.time.Interval;
 import org.testng.Assert;
@@ -28,13 +33,8 @@ import com.ning.billing.catalog.api.Plan;
 import com.ning.billing.catalog.api.PlanPhase;
 import com.ning.billing.catalog.api.PriceListSet;
 import com.ning.billing.entitlement.api.TestApiBase;
-import com.ning.billing.entitlement.api.billing.EntitlementBillingApiException;
 import com.ning.billing.util.clock.DefaultClock;
-
-import static org.testng.Assert.assertEquals;
-import static org.testng.Assert.assertFalse;
-import static org.testng.Assert.assertNull;
-import static org.testng.Assert.assertTrue;
+import com.ning.billing.util.svcapi.entitlement.EntitlementBillingApiException;
 
 public abstract class TestUserApiCancel extends TestApiBase {
     protected void testCancelSubscriptionIMM() {
@@ -110,7 +110,7 @@ public abstract class TestUserApiCancel extends TestApiBase {
             // SET CTD + RE READ SUBSCRIPTION + CHANGE PLAN
             final Duration ctd = getDurationMonth(1);
             final DateTime newChargedThroughDate = DefaultClock.addDuration(expectedPhaseTrialChange, ctd);
-            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), callContext);
+            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), internalCallContext);
             subscription = (SubscriptionData) entitlementApi.getSubscriptionFromId(subscription.getId(), callContext);
 
             assertEquals(subscription.getLastActiveProductName(), prod);
@@ -228,7 +228,7 @@ public abstract class TestUserApiCancel extends TestApiBase {
             // SET CTD + RE READ SUBSCRIPTION + CHANGE PLAN
             final Duration ctd = getDurationMonth(1);
             final DateTime newChargedThroughDate = DefaultClock.addDuration(expectedPhaseTrialChange, ctd);
-            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), callContext);
+            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), internalCallContext);
             subscription = (SubscriptionData) entitlementApi.getSubscriptionFromId(subscription.getId(), callContext);
 
             // CANCEL EOT
diff --git a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiCancelMemory.java b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiCancelMemory.java
index 1494e35..53c596e 100644
--- a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiCancelMemory.java
+++ b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiCancelMemory.java
@@ -18,8 +18,8 @@ package com.ning.billing.entitlement.api.user;
 
 import org.testng.annotations.Test;
 
-import com.ning.billing.entitlement.api.billing.EntitlementBillingApiException;
 import com.ning.billing.entitlement.glue.MockEngineModuleMemory;
+import com.ning.billing.util.svcapi.entitlement.EntitlementBillingApiException;
 
 import com.google.inject.Guice;
 import com.google.inject.Injector;
diff --git a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiCancelSql.java b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiCancelSql.java
index 83d71b3..53c72b4 100644
--- a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiCancelSql.java
+++ b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiCancelSql.java
@@ -18,8 +18,8 @@ package com.ning.billing.entitlement.api.user;
 
 import org.testng.annotations.Test;
 
-import com.ning.billing.entitlement.api.billing.EntitlementBillingApiException;
 import com.ning.billing.entitlement.glue.MockEngineModuleSql;
+import com.ning.billing.util.svcapi.entitlement.EntitlementBillingApiException;
 
 import com.google.inject.Guice;
 import com.google.inject.Injector;
diff --git a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiChangePlan.java b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiChangePlan.java
index 58d6268..e2d68de 100644
--- a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiChangePlan.java
+++ b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiChangePlan.java
@@ -16,6 +16,11 @@
 
 package com.ning.billing.entitlement.api.user;
 
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertNotNull;
+import static org.testng.Assert.assertTrue;
+
 import java.util.ArrayList;
 import java.util.List;
 
@@ -32,15 +37,10 @@ import com.ning.billing.catalog.api.PlanPhase;
 import com.ning.billing.catalog.api.PriceListSet;
 import com.ning.billing.catalog.api.ProductCategory;
 import com.ning.billing.entitlement.api.TestApiBase;
-import com.ning.billing.entitlement.api.billing.EntitlementBillingApiException;
 import com.ning.billing.entitlement.events.EntitlementEvent;
 import com.ning.billing.entitlement.events.user.ApiEvent;
 import com.ning.billing.util.clock.DefaultClock;
-
-import static org.testng.Assert.assertEquals;
-import static org.testng.Assert.assertFalse;
-import static org.testng.Assert.assertNotNull;
-import static org.testng.Assert.assertTrue;
+import com.ning.billing.util.svcapi.entitlement.EntitlementBillingApiException;
 
 public abstract class TestUserApiChangePlan extends TestApiBase {
     private void checkChangePlan(final SubscriptionData subscription, final String expProduct, final ProductCategory expCategory,
@@ -118,7 +118,7 @@ public abstract class TestUserApiChangePlan extends TestApiBase {
             // SET CTD
             final Duration ctd = getDurationMonth(1);
             final DateTime newChargedThroughDate = DefaultClock.addDuration(expectedPhaseTrialChange, ctd);
-            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), callContext);
+            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), internalCallContext);
 
             // RE READ SUBSCRIPTION + CHANGE PLAN
             testListener.setNonExpectedMode();
@@ -221,7 +221,7 @@ public abstract class TestUserApiChangePlan extends TestApiBase {
             // SET CTD
             final Duration ctd = getDurationMonth(1);
             final DateTime newChargedThroughDate = DefaultClock.addDuration(expectedPhaseTrialChange, ctd);
-            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), callContext);
+            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), internalCallContext);
 
             // RE READ SUBSCRIPTION + CHECK CURRENT PHASE
             subscription = (SubscriptionData) entitlementApi.getSubscriptionFromId(subscription.getId(), callContext);
@@ -302,7 +302,7 @@ public abstract class TestUserApiChangePlan extends TestApiBase {
             final DateTime startDiscountPhase = DefaultClock.addDuration(subscription.getStartDate(), durationList);
             final Duration ctd = getDurationMonth(1);
             final DateTime newChargedThroughDate = DefaultClock.addDuration(startDiscountPhase, ctd);
-            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), callContext);
+            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), internalCallContext);
             subscription = (SubscriptionData) entitlementApi.getSubscriptionFromId(subscription.getId(), callContext);
 
             // CHANGE EOT
@@ -350,7 +350,7 @@ public abstract class TestUserApiChangePlan extends TestApiBase {
             final DateTime startDiscountPhase = DefaultClock.addDuration(subscription.getStartDate(), durationList);
             final Duration ctd = getDurationMonth(1);
             final DateTime newChargedThroughDate = DefaultClock.addDuration(startDiscountPhase, ctd);
-            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), callContext);
+            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), internalCallContext);
             subscription = (SubscriptionData) entitlementApi.getSubscriptionFromId(subscription.getId(), callContext);
 
             // CHANGE EOT
diff --git a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiChangePlanMemory.java b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiChangePlanMemory.java
index 8e3a263..a50719d 100644
--- a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiChangePlanMemory.java
+++ b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiChangePlanMemory.java
@@ -18,8 +18,8 @@ package com.ning.billing.entitlement.api.user;
 
 import org.testng.annotations.Test;
 
-import com.ning.billing.entitlement.api.billing.EntitlementBillingApiException;
 import com.ning.billing.entitlement.glue.MockEngineModuleMemory;
+import com.ning.billing.util.svcapi.entitlement.EntitlementBillingApiException;
 
 import com.google.inject.Guice;
 import com.google.inject.Injector;
diff --git a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiChangePlanSql.java b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiChangePlanSql.java
index ed4ad46..4c41a73 100644
--- a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiChangePlanSql.java
+++ b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiChangePlanSql.java
@@ -18,8 +18,8 @@ package com.ning.billing.entitlement.api.user;
 
 import org.testng.annotations.Test;
 
-import com.ning.billing.entitlement.api.billing.EntitlementBillingApiException;
 import com.ning.billing.entitlement.glue.MockEngineModuleSql;
+import com.ning.billing.util.svcapi.entitlement.EntitlementBillingApiException;
 
 import com.google.inject.Guice;
 import com.google.inject.Injector;
diff --git a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiDemos.java b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiDemos.java
index 746f524..30138d4 100644
--- a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiDemos.java
+++ b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiDemos.java
@@ -16,6 +16,11 @@
 
 package com.ning.billing.entitlement.api.user;
 
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertNotNull;
+import static org.testng.Assert.assertTrue;
+
 import java.util.ArrayList;
 import java.util.List;
 import java.util.UUID;
@@ -33,19 +38,14 @@ import com.ning.billing.catalog.api.Plan;
 import com.ning.billing.catalog.api.PlanPhase;
 import com.ning.billing.catalog.api.ProductCategory;
 import com.ning.billing.entitlement.api.TestApiBase;
-import com.ning.billing.entitlement.api.billing.EntitlementBillingApiException;
 import com.ning.billing.entitlement.glue.MockEngineModuleSql;
 import com.ning.billing.util.clock.DefaultClock;
+import com.ning.billing.util.svcapi.entitlement.EntitlementBillingApiException;
 
 import com.google.inject.Guice;
 import com.google.inject.Injector;
 import com.google.inject.Stage;
 
-import static org.testng.Assert.assertEquals;
-import static org.testng.Assert.assertFalse;
-import static org.testng.Assert.assertNotNull;
-import static org.testng.Assert.assertTrue;
-
 public class TestUserApiDemos extends TestApiBase {
     @Override
     protected Injector getInjector() {
@@ -101,7 +101,7 @@ public class TestUserApiDemos extends TestApiBase {
 
             final Duration ctd = getDurationMonth(1);
             final DateTime newChargedThroughDate = DefaultClock.addDuration(startDiscountPhase, ctd);
-            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), callContext);
+            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), internalCallContext);
             subscription = (SubscriptionData) entitlementApi.getSubscriptionFromId(subscription.getId(), callContext);
 
             testListener.setNonExpectedMode();
diff --git a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiError.java b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiError.java
index 21bc3d1..cf14f79 100644
--- a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiError.java
+++ b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiError.java
@@ -16,6 +16,10 @@
 
 package com.ning.billing.entitlement.api.user;
 
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertTrue;
+
 import java.util.UUID;
 
 import javax.annotation.Nullable;
@@ -43,10 +47,6 @@ import com.google.inject.Guice;
 import com.google.inject.Injector;
 import com.google.inject.Stage;
 
-import static org.testng.Assert.assertEquals;
-import static org.testng.Assert.assertFalse;
-import static org.testng.Assert.assertTrue;
-
 public class TestUserApiError extends TestApiBase {
 
     private final TenantContext tenantContext = Mockito.mock(TenantContext.class);
@@ -202,7 +202,7 @@ public class TestUserApiError extends TestApiBase {
             final DateTime expectedPhaseTrialChange = DefaultClock.addDuration(subscription.getStartDate(), trialPhase.getDuration());
             final Duration ctd = getDurationMonth(1);
             final DateTime newChargedThroughDate = DefaultClock.addDuration(expectedPhaseTrialChange, ctd);
-            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), callContext);
+            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), internalCallContext);
 
             subscription = entitlementApi.getSubscriptionFromId(subscription.getId(), tenantContext);
 
diff --git a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiScenarios.java b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiScenarios.java
index 326aade..0306326 100644
--- a/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiScenarios.java
+++ b/entitlement/src/test/java/com/ning/billing/entitlement/api/user/TestUserApiScenarios.java
@@ -16,6 +16,10 @@
 
 package com.ning.billing.entitlement.api.user;
 
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertTrue;
+
 import org.joda.time.DateTime;
 import org.joda.time.Interval;
 import org.testng.Assert;
@@ -27,18 +31,14 @@ import com.ning.billing.catalog.api.Duration;
 import com.ning.billing.catalog.api.PhaseType;
 import com.ning.billing.catalog.api.PlanPhase;
 import com.ning.billing.entitlement.api.TestApiBase;
-import com.ning.billing.entitlement.api.billing.EntitlementBillingApiException;
 import com.ning.billing.entitlement.glue.MockEngineModuleSql;
 import com.ning.billing.util.clock.DefaultClock;
+import com.ning.billing.util.svcapi.entitlement.EntitlementBillingApiException;
 
 import com.google.inject.Guice;
 import com.google.inject.Injector;
 import com.google.inject.Stage;
 
-import static org.testng.Assert.assertEquals;
-import static org.testng.Assert.assertFalse;
-import static org.testng.Assert.assertTrue;
-
 public class TestUserApiScenarios extends TestApiBase {
     @Override
     protected Injector getInjector() {
@@ -66,7 +66,7 @@ public class TestUserApiScenarios extends TestApiBase {
             final Duration ctd = getDurationMonth(1);
             final DateTime expectedPhaseTrialChange = DefaultClock.addDuration(subscription.getStartDate(), trialPhase.getDuration());
             final DateTime newChargedThroughDate = DefaultClock.addDuration(expectedPhaseTrialChange, ctd);
-            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), callContext);
+            billingApi.setChargedThroughDate(subscription.getId(), newChargedThroughDate.toLocalDate(), internalCallContext);
             subscription = (SubscriptionData) entitlementApi.getSubscriptionFromId(subscription.getId(), callContext);
 
             // CANCEL EOT
diff --git a/invoice/src/main/java/com/ning/billing/invoice/generator/DefaultInvoiceGenerator.java b/invoice/src/main/java/com/ning/billing/invoice/generator/DefaultInvoiceGenerator.java
index c07f13b..5d72e6e 100644
--- a/invoice/src/main/java/com/ning/billing/invoice/generator/DefaultInvoiceGenerator.java
+++ b/invoice/src/main/java/com/ning/billing/invoice/generator/DefaultInvoiceGenerator.java
@@ -38,8 +38,6 @@ import com.ning.billing.ErrorCode;
 import com.ning.billing.catalog.api.BillingPeriod;
 import com.ning.billing.catalog.api.Currency;
 import com.ning.billing.config.InvoiceConfig;
-import com.ning.billing.entitlement.api.billing.BillingEvent;
-import com.ning.billing.entitlement.api.billing.BillingModeType;
 import com.ning.billing.invoice.api.Invoice;
 import com.ning.billing.invoice.api.InvoiceApiException;
 import com.ning.billing.invoice.api.InvoiceItem;
@@ -54,8 +52,10 @@ import com.ning.billing.invoice.model.InvoicingConfiguration;
 import com.ning.billing.invoice.model.RecurringInvoiceItem;
 import com.ning.billing.invoice.model.RecurringInvoiceItemData;
 import com.ning.billing.invoice.model.RepairAdjInvoiceItem;
-import com.ning.billing.junction.api.BillingEventSet;
 import com.ning.billing.util.clock.Clock;
+import com.ning.billing.util.svcapi.junction.BillingEvent;
+import com.ning.billing.util.svcapi.junction.BillingEventSet;
+import com.ning.billing.util.svcapi.junction.BillingModeType;
 
 import com.google.common.base.Predicate;
 import com.google.common.collect.Collections2;
diff --git a/invoice/src/main/java/com/ning/billing/invoice/generator/InvoiceGenerator.java b/invoice/src/main/java/com/ning/billing/invoice/generator/InvoiceGenerator.java
index 474a132..3520532 100644
--- a/invoice/src/main/java/com/ning/billing/invoice/generator/InvoiceGenerator.java
+++ b/invoice/src/main/java/com/ning/billing/invoice/generator/InvoiceGenerator.java
@@ -27,7 +27,7 @@ import org.joda.time.LocalDate;
 import com.ning.billing.catalog.api.Currency;
 import com.ning.billing.invoice.api.Invoice;
 import com.ning.billing.invoice.api.InvoiceApiException;
-import com.ning.billing.junction.api.BillingEventSet;
+import com.ning.billing.util.svcapi.junction.BillingEventSet;
 
 public interface InvoiceGenerator {
 
diff --git a/invoice/src/main/java/com/ning/billing/invoice/InvoiceDispatcher.java b/invoice/src/main/java/com/ning/billing/invoice/InvoiceDispatcher.java
index 59b0553..3262098 100644
--- a/invoice/src/main/java/com/ning/billing/invoice/InvoiceDispatcher.java
+++ b/invoice/src/main/java/com/ning/billing/invoice/InvoiceDispatcher.java
@@ -35,7 +35,6 @@ import com.ning.billing.account.api.AccountApiException;
 import com.ning.billing.account.api.AccountUserApi;
 import com.ning.billing.account.api.BillCycleDay;
 import com.ning.billing.catalog.api.Currency;
-import com.ning.billing.entitlement.api.billing.EntitlementBillingApiException;
 import com.ning.billing.entitlement.api.user.EffectiveSubscriptionEvent;
 import com.ning.billing.invoice.api.Invoice;
 import com.ning.billing.invoice.api.InvoiceApiException;
@@ -49,8 +48,6 @@ import com.ning.billing.invoice.generator.InvoiceDateUtils;
 import com.ning.billing.invoice.generator.InvoiceGenerator;
 import com.ning.billing.invoice.model.FixedPriceInvoiceItem;
 import com.ning.billing.invoice.model.RecurringInvoiceItem;
-import com.ning.billing.junction.api.BillingApi;
-import com.ning.billing.junction.api.BillingEventSet;
 import com.ning.billing.util.bus.Bus;
 import com.ning.billing.util.bus.Bus.EventBusException;
 import com.ning.billing.util.bus.BusEvent;
@@ -62,6 +59,9 @@ import com.ning.billing.util.globallocker.GlobalLock;
 import com.ning.billing.util.globallocker.GlobalLocker;
 import com.ning.billing.util.globallocker.GlobalLocker.LockerType;
 import com.ning.billing.util.globallocker.LockFailedException;
+import com.ning.billing.util.svcapi.entitlement.EntitlementBillingApiException;
+import com.ning.billing.util.svcapi.junction.BillingInternalApi;
+import com.ning.billing.util.svcapi.junction.BillingEventSet;
 
 import com.google.common.base.Predicate;
 import com.google.common.collect.Collections2;
@@ -73,7 +73,7 @@ public class InvoiceDispatcher {
     private static final int NB_LOCK_TRY = 5;
 
     private final InvoiceGenerator generator;
-    private final BillingApi billingApi;
+    private final BillingInternalApi billingApi;
     private final AccountUserApi accountUserApi;
     private final InvoiceDao invoiceDao;
     private final InvoiceNotifier invoiceNotifier;
@@ -84,7 +84,7 @@ public class InvoiceDispatcher {
 
     @Inject
     public InvoiceDispatcher(final InvoiceGenerator generator, final AccountUserApi accountUserApi,
-                             final BillingApi billingApi,
+                             final BillingInternalApi billingApi,
                              final InvoiceDao invoiceDao,
                              final InvoiceNotifier invoiceNotifier,
                              final GlobalLocker locker,
@@ -116,7 +116,7 @@ public class InvoiceDispatcher {
                 log.error("Failed handling entitlement change.", new InvoiceApiException(ErrorCode.INVOICE_INVALID_TRANSITION));
                 return;
             }
-            final UUID accountId = billingApi.getAccountIdFromSubscriptionId(subscriptionId, context);
+            final UUID accountId = billingApi.getAccountIdFromSubscriptionId(subscriptionId, internalCallContextFactory.createInternalTenantContext(context));
             processAccount(accountId, targetDate, false, context);
         } catch (EntitlementBillingApiException e) {
             log.error("Failed handling entitlement change.",
@@ -147,9 +147,12 @@ public class InvoiceDispatcher {
                                            final boolean dryRun, final CallContext context) throws InvoiceApiException {
         try {
             // Make sure to first set the BCD if needed then get the account object (to have the BCD set)
-            final BillingEventSet billingEvents = billingApi.getBillingEventsForAccountAndUpdateAccountBCD(accountId, context);
+            final BillingEventSet billingEvents = billingApi.getBillingEventsForAccountAndUpdateAccountBCD(accountId, internalCallContextFactory.createInternalCallContext(context));
+
             final Account account = accountUserApi.getAccountById(accountId, context);
 
+            final InternalCallContext internalCallContext = internalCallContextFactory.createInternalCallContext(account.getId(), context);
+
             List<Invoice> invoices = new ArrayList<Invoice>();
             if (!billingEvents.isAccountAutoInvoiceOff()) {
                 invoices = invoiceDao.getInvoicesByAccount(accountId, internalCallContextFactory.createInternalTenantContext(account.getId(), context)); //no need to fetch, invoicing is off on this account
@@ -161,8 +164,6 @@ public class InvoiceDispatcher {
             final LocalDate targetDate = new LocalDate(targetDateTime, account.getTimeZone());
 
             final Invoice invoice = generator.generateInvoice(accountId, billingEvents, invoices, targetDate, account.getTimeZone(), targetCurrency);
-            final InternalCallContext internalCallContext = internalCallContextFactory.createInternalCallContext(account.getId(), context);
-
             if (invoice == null) {
                 log.info("Generated null invoice.");
                 if (!dryRun) {
@@ -221,7 +222,7 @@ public class InvoiceDispatcher {
             if (subscriptionId != null) {
                 final LocalDate chargeThroughDate = chargeThroughDates.get(subscriptionId);
                 log.info("Setting CTD for subscription {} to {}", subscriptionId.toString(), chargeThroughDate.toString());
-                billingApi.setChargedThroughDate(subscriptionId, chargeThroughDate, context);
+                billingApi.setChargedThroughDate(subscriptionId, chargeThroughDate, internalCallContextFactory.createInternalCallContext(context));
             }
         }
     }
diff --git a/invoice/src/test/java/com/ning/billing/invoice/api/migration/InvoiceApiTestBase.java b/invoice/src/test/java/com/ning/billing/invoice/api/migration/InvoiceApiTestBase.java
index e2c7fe4..5f9958b 100644
--- a/invoice/src/test/java/com/ning/billing/invoice/api/migration/InvoiceApiTestBase.java
+++ b/invoice/src/test/java/com/ning/billing/invoice/api/migration/InvoiceApiTestBase.java
@@ -37,7 +37,6 @@ import com.ning.billing.catalog.api.Currency;
 import com.ning.billing.catalog.api.Plan;
 import com.ning.billing.catalog.api.PlanPhase;
 import com.ning.billing.entitlement.api.SubscriptionTransitionType;
-import com.ning.billing.entitlement.api.billing.BillingModeType;
 import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.invoice.InvoiceDispatcher;
 import com.ning.billing.invoice.MockBillingEventSet;
@@ -50,14 +49,15 @@ import com.ning.billing.invoice.dao.InvoiceDao;
 import com.ning.billing.invoice.generator.InvoiceGenerator;
 import com.ning.billing.invoice.notification.NullInvoiceNotifier;
 import com.ning.billing.invoice.tests.InvoicingTestBase;
-import com.ning.billing.junction.api.BillingApi;
-import com.ning.billing.junction.api.BillingEventSet;
 import com.ning.billing.mock.api.MockBillCycleDay;
 import com.ning.billing.util.bus.BusService;
 import com.ning.billing.util.bus.DefaultBusService;
 import com.ning.billing.util.callcontext.InternalCallContextFactory;
 import com.ning.billing.util.clock.Clock;
 import com.ning.billing.util.globallocker.GlobalLocker;
+import com.ning.billing.util.svcapi.junction.BillingInternalApi;
+import com.ning.billing.util.svcapi.junction.BillingEventSet;
+import com.ning.billing.util.svcapi.junction.BillingModeType;
 
 import com.google.inject.Inject;
 
@@ -79,7 +79,7 @@ public abstract class InvoiceApiTestBase extends InvoicingTestBase {
     protected InvoiceGenerator generator;
 
     @Inject
-    protected BillingApi billingApi;
+    protected BillingInternalApi billingApi;
 
     @Inject
     protected AccountUserApi accountUserApi;
@@ -127,7 +127,7 @@ public abstract class InvoiceApiTestBase extends InvoicingTestBase {
                                           fixedPrice, BigDecimal.ONE, currency, BillingPeriod.MONTHLY, 1,
                                           BillingModeType.IN_ADVANCE, "", 1L, SubscriptionTransitionType.CREATE));
 
-        Mockito.when(billingApi.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), callContext)).thenReturn(events);
+        Mockito.when(billingApi.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), internalCallContext)).thenReturn(events);
 
         final InvoiceNotifier invoiceNotifier = new NullInvoiceNotifier();
         final InvoiceDispatcher dispatcher = new InvoiceDispatcher(generator, accountUserApi, billingApi,
diff --git a/invoice/src/test/java/com/ning/billing/invoice/dao/TestInvoiceDao.java b/invoice/src/test/java/com/ning/billing/invoice/dao/TestInvoiceDao.java
index 552c8dc..ddfb9e0 100644
--- a/invoice/src/test/java/com/ning/billing/invoice/dao/TestInvoiceDao.java
+++ b/invoice/src/test/java/com/ning/billing/invoice/dao/TestInvoiceDao.java
@@ -44,8 +44,6 @@ import com.ning.billing.catalog.api.PhaseType;
 import com.ning.billing.catalog.api.Plan;
 import com.ning.billing.catalog.api.PlanPhase;
 import com.ning.billing.entitlement.api.SubscriptionTransitionType;
-import com.ning.billing.entitlement.api.billing.BillingEvent;
-import com.ning.billing.entitlement.api.billing.BillingModeType;
 import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.invoice.MockBillingEventSet;
 import com.ning.billing.invoice.api.Invoice;
@@ -61,11 +59,13 @@ import com.ning.billing.invoice.model.DefaultInvoicePayment;
 import com.ning.billing.invoice.model.FixedPriceInvoiceItem;
 import com.ning.billing.invoice.model.RecurringInvoiceItem;
 import com.ning.billing.invoice.model.RepairAdjInvoiceItem;
-import com.ning.billing.junction.api.BillingEventSet;
 import com.ning.billing.util.api.TagApiException;
 import com.ning.billing.util.clock.ClockMock;
 import com.ning.billing.util.dao.ObjectType;
 import com.ning.billing.util.entity.EntityPersistenceException;
+import com.ning.billing.util.svcapi.junction.BillingEvent;
+import com.ning.billing.util.svcapi.junction.BillingEventSet;
+import com.ning.billing.util.svcapi.junction.BillingModeType;
 import com.ning.billing.util.tag.ControlTagType;
 import com.ning.billing.util.tag.Tag;
 import com.ning.billing.util.tag.dao.AuditedTagDao;
diff --git a/invoice/src/test/java/com/ning/billing/invoice/generator/TestDefaultInvoiceGenerator.java b/invoice/src/test/java/com/ning/billing/invoice/generator/TestDefaultInvoiceGenerator.java
index 8d36804..9dd602c 100644
--- a/invoice/src/test/java/com/ning/billing/invoice/generator/TestDefaultInvoiceGenerator.java
+++ b/invoice/src/test/java/com/ning/billing/invoice/generator/TestDefaultInvoiceGenerator.java
@@ -46,8 +46,6 @@ import com.ning.billing.catalog.api.Plan;
 import com.ning.billing.catalog.api.PlanPhase;
 import com.ning.billing.config.InvoiceConfig;
 import com.ning.billing.entitlement.api.SubscriptionTransitionType;
-import com.ning.billing.entitlement.api.billing.BillingEvent;
-import com.ning.billing.entitlement.api.billing.BillingModeType;
 import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.invoice.MockBillingEventSet;
 import com.ning.billing.invoice.api.Invoice;
@@ -60,10 +58,12 @@ import com.ning.billing.invoice.model.DefaultInvoicePayment;
 import com.ning.billing.invoice.model.FixedPriceInvoiceItem;
 import com.ning.billing.invoice.model.RecurringInvoiceItem;
 import com.ning.billing.invoice.tests.InvoicingTestBase;
-import com.ning.billing.junction.api.BillingEventSet;
 import com.ning.billing.util.clock.Clock;
 import com.ning.billing.util.clock.ClockMock;
 import com.ning.billing.util.clock.DefaultClock;
+import com.ning.billing.util.svcapi.junction.BillingEvent;
+import com.ning.billing.util.svcapi.junction.BillingEventSet;
+import com.ning.billing.util.svcapi.junction.BillingModeType;
 
 import static org.testng.Assert.assertEquals;
 import static org.testng.Assert.assertNotNull;
diff --git a/invoice/src/test/java/com/ning/billing/invoice/glue/InvoiceModuleWithEmbeddedDb.java b/invoice/src/test/java/com/ning/billing/invoice/glue/InvoiceModuleWithEmbeddedDb.java
index 34b74d5..8fee0ec 100644
--- a/invoice/src/test/java/com/ning/billing/invoice/glue/InvoiceModuleWithEmbeddedDb.java
+++ b/invoice/src/test/java/com/ning/billing/invoice/glue/InvoiceModuleWithEmbeddedDb.java
@@ -32,7 +32,6 @@ import com.ning.billing.invoice.notification.MockNextBillingDatePoster;
 import com.ning.billing.invoice.notification.NextBillingDateNotifier;
 import com.ning.billing.invoice.notification.NextBillingDatePoster;
 import com.ning.billing.invoice.notification.NullInvoiceNotifier;
-import com.ning.billing.junction.api.BillingApi;
 import com.ning.billing.mock.glue.MockEntitlementModule;
 import com.ning.billing.util.callcontext.CallContextFactory;
 import com.ning.billing.util.callcontext.DefaultCallContextFactory;
@@ -45,6 +44,7 @@ import com.ning.billing.util.glue.GlobalLockerModule;
 import com.ning.billing.util.glue.TagStoreModule;
 import com.ning.billing.util.notificationq.MockNotificationQueueService;
 import com.ning.billing.util.notificationq.NotificationQueueService;
+import com.ning.billing.util.svcapi.junction.BillingInternalApi;
 
 import static org.testng.Assert.assertNotNull;
 
@@ -77,8 +77,8 @@ public class InvoiceModuleWithEmbeddedDb extends DefaultInvoiceModule {
         installNotificationQueue();
         bind(AccountUserApi.class).toInstance(Mockito.mock(AccountUserApi.class));
 
-        final BillingApi billingApi = Mockito.mock(BillingApi.class);
-        bind(BillingApi.class).toInstance(billingApi);
+        final BillingInternalApi billingApi = Mockito.mock(BillingInternalApi.class);
+        bind(BillingInternalApi.class).toInstance(billingApi);
 
         install(new CatalogModule());
         install(new MockEntitlementModule());
diff --git a/invoice/src/test/java/com/ning/billing/invoice/MockBillingEventSet.java b/invoice/src/test/java/com/ning/billing/invoice/MockBillingEventSet.java
index c8ecf34..6498dcb 100644
--- a/invoice/src/test/java/com/ning/billing/invoice/MockBillingEventSet.java
+++ b/invoice/src/test/java/com/ning/billing/invoice/MockBillingEventSet.java
@@ -21,8 +21,8 @@ import java.util.List;
 import java.util.TreeSet;
 import java.util.UUID;
 
-import com.ning.billing.entitlement.api.billing.BillingEvent;
-import com.ning.billing.junction.api.BillingEventSet;
+import com.ning.billing.util.svcapi.junction.BillingEvent;
+import com.ning.billing.util.svcapi.junction.BillingEventSet;
 
 public class MockBillingEventSet extends TreeSet<BillingEvent> implements BillingEventSet {
 
diff --git a/invoice/src/test/java/com/ning/billing/invoice/TestInvoiceDispatcher.java b/invoice/src/test/java/com/ning/billing/invoice/TestInvoiceDispatcher.java
index 0b8b6e5..b3b8bb1 100644
--- a/invoice/src/test/java/com/ning/billing/invoice/TestInvoiceDispatcher.java
+++ b/invoice/src/test/java/com/ning/billing/invoice/TestInvoiceDispatcher.java
@@ -43,7 +43,6 @@ import com.ning.billing.catalog.api.Plan;
 import com.ning.billing.catalog.api.PlanPhase;
 import com.ning.billing.dbi.MysqlTestingHelper;
 import com.ning.billing.entitlement.api.SubscriptionTransitionType;
-import com.ning.billing.entitlement.api.billing.BillingModeType;
 import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.invoice.api.Invoice;
 import com.ning.billing.invoice.api.InvoiceApiException;
@@ -55,8 +54,6 @@ import com.ning.billing.invoice.generator.InvoiceGenerator;
 import com.ning.billing.invoice.notification.NextBillingDateNotifier;
 import com.ning.billing.invoice.notification.NullInvoiceNotifier;
 import com.ning.billing.invoice.tests.InvoicingTestBase;
-import com.ning.billing.junction.api.BillingApi;
-import com.ning.billing.junction.api.BillingEventSet;
 import com.ning.billing.mock.api.MockBillCycleDay;
 import com.ning.billing.util.bus.BusService;
 import com.ning.billing.util.bus.DefaultBusService;
@@ -64,6 +61,9 @@ import com.ning.billing.util.callcontext.InternalCallContextFactory;
 import com.ning.billing.util.callcontext.InternalTenantContext;
 import com.ning.billing.util.clock.Clock;
 import com.ning.billing.util.globallocker.GlobalLocker;
+import com.ning.billing.util.svcapi.junction.BillingInternalApi;
+import com.ning.billing.util.svcapi.junction.BillingEventSet;
+import com.ning.billing.util.svcapi.junction.BillingModeType;
 
 import com.google.inject.Inject;
 
@@ -91,7 +91,7 @@ public class TestInvoiceDispatcher extends InvoicingTestBase {
     private BusService busService;
 
     @Inject
-    private BillingApi billingApi;
+    private BillingInternalApi billingApi;
 
     @Inject
     private Clock clock;
@@ -149,7 +149,7 @@ public class TestInvoiceDispatcher extends InvoicingTestBase {
                                           fixedPrice, BigDecimal.ONE, currency, BillingPeriod.MONTHLY, 1,
                                           BillingModeType.IN_ADVANCE, "", 1L, SubscriptionTransitionType.CREATE));
 
-        Mockito.when(billingApi.getBillingEventsForAccountAndUpdateAccountBCD(accountId, callContext)).thenReturn(events);
+        Mockito.when(billingApi.getBillingEventsForAccountAndUpdateAccountBCD(accountId, internalCallContext)).thenReturn(events);
 
         final DateTime target = new DateTime();
 
@@ -206,7 +206,7 @@ public class TestInvoiceDispatcher extends InvoicingTestBase {
                                           new MockPlanPhase(jetTrialEvergreen1000USD, PhaseType.EVERGREEN), null, new BigDecimal("1000"), account.getCurrency(), BillingPeriod.MONTHLY,
                                           31, 31, BillingModeType.IN_ADVANCE, "CHANGE", 3L, SubscriptionTransitionType.CHANGE));
 
-        Mockito.when(billingApi.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), callContext)).thenReturn(events);
+        Mockito.when(billingApi.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), internalCallContext)).thenReturn(events);
         final InvoiceNotifier invoiceNotifier = new NullInvoiceNotifier();
         final InvoiceDispatcher dispatcher = new InvoiceDispatcher(generator, accountUserApi, billingApi, invoiceDao,
                                                                    invoiceNotifier, locker, busService.getBus(),
diff --git a/invoice/src/test/java/com/ning/billing/invoice/tests/InvoicingTestBase.java b/invoice/src/test/java/com/ning/billing/invoice/tests/InvoicingTestBase.java
index 69286f9..5562605 100644
--- a/invoice/src/test/java/com/ning/billing/invoice/tests/InvoicingTestBase.java
+++ b/invoice/src/test/java/com/ning/billing/invoice/tests/InvoicingTestBase.java
@@ -30,12 +30,12 @@ import com.ning.billing.catalog.api.Currency;
 import com.ning.billing.catalog.api.Plan;
 import com.ning.billing.catalog.api.PlanPhase;
 import com.ning.billing.entitlement.api.SubscriptionTransitionType;
-import com.ning.billing.entitlement.api.billing.BillingEvent;
-import com.ning.billing.entitlement.api.billing.BillingModeType;
 import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.invoice.InvoiceTestSuiteWithEmbeddedDB;
 import com.ning.billing.invoice.model.InvoicingConfiguration;
 import com.ning.billing.mock.api.MockBillCycleDay;
+import com.ning.billing.util.svcapi.junction.BillingEvent;
+import com.ning.billing.util.svcapi.junction.BillingModeType;
 
 public abstract class InvoicingTestBase extends InvoiceTestSuiteWithEmbeddedDB {
     protected static final int NUMBER_OF_DECIMALS = InvoicingConfiguration.getNumberOfDecimals();
diff --git a/jaxrs/src/main/java/com/ning/billing/jaxrs/mappers/EntitlementBillingApiExceptionMapper.java b/jaxrs/src/main/java/com/ning/billing/jaxrs/mappers/EntitlementBillingApiExceptionMapper.java
index 9ca7de6..fa1f669 100644
--- a/jaxrs/src/main/java/com/ning/billing/jaxrs/mappers/EntitlementBillingApiExceptionMapper.java
+++ b/jaxrs/src/main/java/com/ning/billing/jaxrs/mappers/EntitlementBillingApiExceptionMapper.java
@@ -23,7 +23,7 @@ import javax.ws.rs.core.UriInfo;
 import javax.ws.rs.ext.ExceptionMapper;
 import javax.ws.rs.ext.Provider;
 
-import com.ning.billing.entitlement.api.billing.EntitlementBillingApiException;
+import com.ning.billing.util.svcapi.entitlement.EntitlementBillingApiException;
 
 @Singleton
 @Provider
diff --git a/junction/src/main/java/com/ning/billing/junction/api/blocking/DefaultBlockingApi.java b/junction/src/main/java/com/ning/billing/junction/api/blocking/DefaultBlockingApi.java
index 2e8af01..1c7a571 100644
--- a/junction/src/main/java/com/ning/billing/junction/api/blocking/DefaultBlockingApi.java
+++ b/junction/src/main/java/com/ning/billing/junction/api/blocking/DefaultBlockingApi.java
@@ -20,14 +20,13 @@ import java.util.List;
 import java.util.UUID;
 
 import com.ning.billing.junction.api.Blockable;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.api.BlockingState;
-import com.ning.billing.junction.api.DefaultBlockingState;
 import com.ning.billing.junction.dao.BlockingStateDao;
-import com.ning.billing.util.callcontext.CallContext;
-import com.ning.billing.util.callcontext.InternalCallContextFactory;
-import com.ning.billing.util.callcontext.TenantContext;
+import com.ning.billing.util.callcontext.InternalCallContext;
+import com.ning.billing.util.callcontext.InternalTenantContext;
 import com.ning.billing.util.clock.Clock;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
+import com.ning.billing.util.svcapi.junction.DefaultBlockingState;
 
 import com.google.inject.Inject;
 
@@ -35,18 +34,16 @@ public class DefaultBlockingApi implements BlockingApi {
 
     private final BlockingStateDao dao;
     private final Clock clock;
-    private final InternalCallContextFactory internalCallContextFactory;
 
     @Inject
-    public DefaultBlockingApi(final BlockingStateDao dao, final Clock clock, final InternalCallContextFactory internalCallContextFactory) {
+    public DefaultBlockingApi(final BlockingStateDao dao, final Clock clock) {
         this.dao = dao;
         this.clock = clock;
-        this.internalCallContextFactory = internalCallContextFactory;
     }
 
     @Override
-    public BlockingState getBlockingStateFor(final Blockable overdueable, final TenantContext context) {
-        BlockingState state = dao.getBlockingStateFor(overdueable, internalCallContextFactory.createInternalTenantContext(context));
+    public BlockingState getBlockingStateFor(final Blockable overdueable, final InternalTenantContext context) {
+        BlockingState state = dao.getBlockingStateFor(overdueable, context);
         if (state == null) {
             state = DefaultBlockingState.getClearState();
         }
@@ -54,23 +51,22 @@ public class DefaultBlockingApi implements BlockingApi {
     }
 
     @Override
-    public BlockingState getBlockingStateFor(final UUID overdueableId, final TenantContext context) {
-        return dao.getBlockingStateFor(overdueableId, internalCallContextFactory.createInternalTenantContext(context));
+    public BlockingState getBlockingStateFor(final UUID overdueableId, final InternalTenantContext context) {
+        return dao.getBlockingStateFor(overdueableId, context);
     }
 
     @Override
-    public List<BlockingState> getBlockingHistory(final Blockable overdueable, final TenantContext context) {
-        return dao.getBlockingHistoryFor(overdueable, internalCallContextFactory.createInternalTenantContext(context));
+    public List<BlockingState> getBlockingHistory(final Blockable overdueable, final InternalTenantContext context) {
+        return dao.getBlockingHistoryFor(overdueable, context);
     }
 
     @Override
-    public List<BlockingState> getBlockingHistory(final UUID overdueableId, final TenantContext context) {
-        return dao.getBlockingHistoryFor(overdueableId, internalCallContextFactory.createInternalTenantContext(context));
+    public List<BlockingState> getBlockingHistory(final UUID overdueableId, final InternalTenantContext context) {
+        return dao.getBlockingHistoryFor(overdueableId, context);
     }
 
     @Override
-    public <T extends Blockable> void setBlockingState(final BlockingState state, final CallContext context) {
-        // TODO accountId?
-        dao.setBlockingState(state, clock, internalCallContextFactory.createInternalCallContext(context));
+    public <T extends Blockable> void setBlockingState(final BlockingState state, final InternalCallContext context) {
+        dao.setBlockingState(state, clock, context);
     }
 }
diff --git a/junction/src/main/java/com/ning/billing/junction/dao/BlockingStateSqlDao.java b/junction/src/main/java/com/ning/billing/junction/dao/BlockingStateSqlDao.java
index 45bae02..c84933c 100644
--- a/junction/src/main/java/com/ning/billing/junction/dao/BlockingStateSqlDao.java
+++ b/junction/src/main/java/com/ning/billing/junction/dao/BlockingStateSqlDao.java
@@ -35,11 +35,9 @@ import org.skife.jdbi.v2.sqlobject.stringtemplate.ExternalizedSqlViaStringTempla
 import org.skife.jdbi.v2.tweak.ResultSetMapper;
 
 import com.ning.billing.junction.api.Blockable;
-import com.ning.billing.junction.api.Blockable.Type;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.api.BlockingApiException;
 import com.ning.billing.junction.api.BlockingState;
-import com.ning.billing.junction.api.DefaultBlockingState;
+import com.ning.billing.junction.api.Blockable.Type;
 import com.ning.billing.overdue.OverdueState;
 import com.ning.billing.util.callcontext.InternalCallContext;
 import com.ning.billing.util.callcontext.InternalTenantContext;
@@ -47,6 +45,7 @@ import com.ning.billing.util.callcontext.InternalTenantContextBinder;
 import com.ning.billing.util.clock.Clock;
 import com.ning.billing.util.dao.BinderBase;
 import com.ning.billing.util.dao.MapperBase;
+import com.ning.billing.util.svcapi.junction.DefaultBlockingState;
 
 @ExternalizedSqlViaStringTemplate3()
 public interface BlockingStateSqlDao extends BlockingStateDao, CloseMe, Transmogrifier {
@@ -98,7 +97,7 @@ public interface BlockingStateSqlDao extends BlockingStateDao, CloseMe, Transmog
             try {
                 timestamp = new DateTime(r.getDate("created_date"));
                 blockableId = UUID.fromString(r.getString("id"));
-                stateName = r.getString("state") == null ? BlockingApi.CLEAR_STATE_NAME : r.getString("state");
+                stateName = r.getString("state") == null ? DefaultBlockingState.CLEAR_STATE_NAME : r.getString("state");
                 type = Type.get(r.getString("type"));
                 service = r.getString("service");
                 blockChange = r.getBoolean("block_change");
@@ -116,7 +115,7 @@ public interface BlockingStateSqlDao extends BlockingStateDao, CloseMe, Transmog
         @Override
         public String map(final int index, final ResultSet r, final StatementContext ctx)
                 throws SQLException {
-            return r.getString("state") == null ? BlockingApi.CLEAR_STATE_NAME : r.getString("state");
+            return r.getString("state") == null ? DefaultBlockingState.CLEAR_STATE_NAME : r.getString("state");
         }
     }
 
diff --git a/junction/src/main/java/com/ning/billing/junction/glue/DefaultJunctionModule.java b/junction/src/main/java/com/ning/billing/junction/glue/DefaultJunctionModule.java
index ff01d9e..37cfb7a 100644
--- a/junction/src/main/java/com/ning/billing/junction/glue/DefaultJunctionModule.java
+++ b/junction/src/main/java/com/ning/billing/junction/glue/DefaultJunctionModule.java
@@ -21,8 +21,6 @@ import org.skife.jdbi.v2.IDBI;
 import com.ning.billing.account.api.AccountUserApi;
 import com.ning.billing.entitlement.api.user.EntitlementUserApi;
 import com.ning.billing.glue.JunctionModule;
-import com.ning.billing.junction.api.BillingApi;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.api.blocking.DefaultBlockingApi;
 import com.ning.billing.junction.block.BlockingChecker;
 import com.ning.billing.junction.block.DefaultBlockingChecker;
@@ -32,6 +30,8 @@ import com.ning.billing.junction.plumbing.api.BlockingAccountUserApi;
 import com.ning.billing.junction.plumbing.api.BlockingEntitlementUserApi;
 import com.ning.billing.junction.plumbing.billing.BlockingCalculator;
 import com.ning.billing.junction.plumbing.billing.DefaultBillingApi;
+import com.ning.billing.util.svcapi.junction.BillingInternalApi;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
 
 import com.google.inject.AbstractModule;
 import com.google.inject.Inject;
@@ -59,7 +59,7 @@ public class DefaultJunctionModule extends AbstractModule implements JunctionMod
     }
 
     public void installBillingApi() {
-        bind(BillingApi.class).to(DefaultBillingApi.class).asEagerSingleton();
+        bind(BillingInternalApi.class).to(DefaultBillingApi.class).asEagerSingleton();
     }
 
     public void installBlockingStateDao() {
diff --git a/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingAccount.java b/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingAccount.java
index b2dfe54..dcd1ddb 100644
--- a/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingAccount.java
+++ b/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingAccount.java
@@ -24,17 +24,17 @@ import com.ning.billing.account.api.Account;
 import com.ning.billing.account.api.BillCycleDay;
 import com.ning.billing.account.api.MutableAccountData;
 import com.ning.billing.catalog.api.Currency;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.api.BlockingState;
-import com.ning.billing.util.callcontext.TenantContext;
+import com.ning.billing.util.callcontext.InternalTenantContext;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
 
 public class BlockingAccount implements Account {
     private final Account account;
-    private final TenantContext context;
+    private final InternalTenantContext context;
     private BlockingState blockingState = null;
     private final BlockingApi blockingApi;
 
-    public BlockingAccount(final Account account, final BlockingApi blockingApi, final TenantContext context) {
+    public BlockingAccount(final Account account, final BlockingApi blockingApi, final InternalTenantContext context) {
         this.account = account;
         this.blockingApi = blockingApi;
         this.context = context;
diff --git a/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingAccountUserApi.java b/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingAccountUserApi.java
index 4115ad5..13cab3a 100644
--- a/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingAccountUserApi.java
+++ b/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingAccountUserApi.java
@@ -25,10 +25,12 @@ import com.ning.billing.account.api.AccountData;
 import com.ning.billing.account.api.AccountEmail;
 import com.ning.billing.account.api.AccountUserApi;
 import com.ning.billing.account.api.MigrationAccountData;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.util.callcontext.CallContext;
+import com.ning.billing.util.callcontext.InternalCallContextFactory;
+import com.ning.billing.util.callcontext.InternalTenantContext;
 import com.ning.billing.util.callcontext.TenantContext;
 import com.ning.billing.util.glue.RealImplementation;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
 
 import com.google.inject.Inject;
 
@@ -37,10 +39,13 @@ public class BlockingAccountUserApi implements AccountUserApi {
     private final AccountUserApi userApi;
     private final BlockingApi blockingApi;
 
+    private final InternalCallContextFactory factory;
+
     @Inject
-    public BlockingAccountUserApi(@RealImplementation final AccountUserApi userApi, final BlockingApi blockingApi) {
+    public BlockingAccountUserApi(@RealImplementation final AccountUserApi userApi, final BlockingApi blockingApi, final InternalCallContextFactory factory) {
         this.userApi = userApi;
         this.blockingApi = blockingApi;
+        this.factory = factory;
     }
 
     @Override
@@ -71,7 +76,8 @@ public class BlockingAccountUserApi implements AccountUserApi {
 
     @Override
     public Account getAccountByKey(final String key, final TenantContext context) throws AccountApiException {
-        return new BlockingAccount(userApi.getAccountByKey(key, context), blockingApi, context);
+        final InternalTenantContext internalContext = factory.createInternalTenantContext(context);
+        return new BlockingAccount(userApi.getAccountByKey(key, context), blockingApi, internalContext);
     }
 
     @Override
diff --git a/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingEntitlementUserApi.java b/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingEntitlementUserApi.java
index 1e6aa02..f6694bd 100644
--- a/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingEntitlementUserApi.java
+++ b/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingEntitlementUserApi.java
@@ -31,13 +31,13 @@ import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.entitlement.api.user.SubscriptionBundle;
 import com.ning.billing.entitlement.api.user.SubscriptionStatusDryRun;
 import com.ning.billing.junction.api.Blockable;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.api.BlockingApiException;
 import com.ning.billing.junction.block.BlockingChecker;
 import com.ning.billing.util.callcontext.CallContext;
 import com.ning.billing.util.callcontext.InternalCallContextFactory;
 import com.ning.billing.util.callcontext.TenantContext;
 import com.ning.billing.util.glue.RealImplementation;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
 
 import com.google.inject.Inject;
 
@@ -60,19 +60,19 @@ public class BlockingEntitlementUserApi implements EntitlementUserApi {
     @Override
     public SubscriptionBundle getBundleFromId(final UUID id, final TenantContext context) throws EntitlementUserApiException {
         final SubscriptionBundle bundle = entitlementUserApi.getBundleFromId(id, context);
-        return new BlockingSubscriptionBundle(bundle, blockingApi, context);
+        return new BlockingSubscriptionBundle(bundle, blockingApi, internalCallContextFactory.createInternalTenantContext(context));
     }
 
     @Override
     public Subscription getSubscriptionFromId(final UUID id, final TenantContext context) throws EntitlementUserApiException {
         final Subscription subscription = entitlementUserApi.getSubscriptionFromId(id, context);
-        return new BlockingSubscription(subscription, blockingApi, checker, context, internalCallContextFactory);
+        return new BlockingSubscription(subscription, blockingApi, checker, internalCallContextFactory.createInternalTenantContext(context), internalCallContextFactory);
     }
 
     @Override
     public SubscriptionBundle getBundleForAccountAndKey(final UUID accountId, final String bundleKey, final TenantContext context) throws EntitlementUserApiException {
         final SubscriptionBundle bundle = entitlementUserApi.getBundleForAccountAndKey(accountId, bundleKey, context);
-        return new BlockingSubscriptionBundle(bundle, blockingApi, context);
+        return new BlockingSubscriptionBundle(bundle, blockingApi, internalCallContextFactory.createInternalTenantContext(context));
     }
 
     @Override
@@ -80,7 +80,7 @@ public class BlockingEntitlementUserApi implements EntitlementUserApi {
         final List<SubscriptionBundle> result = new ArrayList<SubscriptionBundle>();
         final List<SubscriptionBundle> bundles = entitlementUserApi.getBundlesForAccount(accountId, context);
         for (final SubscriptionBundle bundle : bundles) {
-            result.add(new BlockingSubscriptionBundle(bundle, blockingApi, context));
+            result.add(new BlockingSubscriptionBundle(bundle, blockingApi, internalCallContextFactory.createInternalTenantContext(context)));
         }
         return result;
     }
@@ -91,7 +91,7 @@ public class BlockingEntitlementUserApi implements EntitlementUserApi {
         final List<SubscriptionBundle> result = new ArrayList<SubscriptionBundle>();
         final List<SubscriptionBundle> bundles = entitlementUserApi.getBundlesForKey(bundleKey, context);
         for (final SubscriptionBundle bundle : bundles) {
-            result.add(new BlockingSubscriptionBundle(bundle, blockingApi, context));
+            result.add(new BlockingSubscriptionBundle(bundle, blockingApi, internalCallContextFactory.createInternalTenantContext(context)));
         }
         return result;
     }
@@ -101,7 +101,7 @@ public class BlockingEntitlementUserApi implements EntitlementUserApi {
         final List<Subscription> result = new ArrayList<Subscription>();
         final List<Subscription> subscriptions = entitlementUserApi.getSubscriptionsForBundle(bundleId, context);
         for (final Subscription subscription : subscriptions) {
-            result.add(new BlockingSubscription(subscription, blockingApi, checker, context, internalCallContextFactory));
+            result.add(new BlockingSubscription(subscription, blockingApi, checker, internalCallContextFactory.createInternalTenantContext(context), internalCallContextFactory));
         }
         return result;
     }
@@ -111,7 +111,7 @@ public class BlockingEntitlementUserApi implements EntitlementUserApi {
         final List<Subscription> result = new ArrayList<Subscription>();
         final List<Subscription> subscriptions = entitlementUserApi.getSubscriptionsForAccountAndKey(accountId, bundleKey, context);
         for (final Subscription subscription : subscriptions) {
-            result.add(new BlockingSubscription(subscription, blockingApi, checker, context, internalCallContextFactory));
+            result.add(new BlockingSubscription(subscription, blockingApi, checker, internalCallContextFactory.createInternalTenantContext(context), internalCallContextFactory));
         }
         return result;
     }
@@ -124,7 +124,7 @@ public class BlockingEntitlementUserApi implements EntitlementUserApi {
 
     @Override
     public Subscription getBaseSubscription(final UUID bundleId, final TenantContext context) throws EntitlementUserApiException {
-        return new BlockingSubscription(entitlementUserApi.getBaseSubscription(bundleId, context), blockingApi, checker, context, internalCallContextFactory);
+        return new BlockingSubscription(entitlementUserApi.getBaseSubscription(bundleId, context), blockingApi, checker, internalCallContextFactory.createInternalTenantContext(context), internalCallContextFactory);
     }
 
     @Override
@@ -132,7 +132,7 @@ public class BlockingEntitlementUserApi implements EntitlementUserApi {
             throws EntitlementUserApiException {
         try {
             checker.checkBlockedChange(accountId, Blockable.Type.ACCOUNT, internalCallContextFactory.createInternalTenantContext(accountId, context));
-            return new BlockingSubscriptionBundle(entitlementUserApi.createBundleForAccount(accountId, bundleKey, context), blockingApi, context);
+            return new BlockingSubscriptionBundle(entitlementUserApi.createBundleForAccount(accountId, bundleKey, context), blockingApi, internalCallContextFactory.createInternalTenantContext(context));
         } catch (BlockingApiException e) {
             throw new EntitlementUserApiException(e, e.getCode(), e.getMessage());
         }
@@ -145,7 +145,7 @@ public class BlockingEntitlementUserApi implements EntitlementUserApi {
             // Retrieve the bundle to get the account id for the internal call context
             final SubscriptionBundle bundle = entitlementUserApi.getBundleFromId(bundleId, context);
             checker.checkBlockedChange(bundleId, Blockable.Type.SUBSCRIPTION_BUNDLE, internalCallContextFactory.createInternalTenantContext(bundle.getAccountId(), context));
-            return new BlockingSubscription(entitlementUserApi.createSubscription(bundleId, spec, requestedDate, context), blockingApi, checker, context, internalCallContextFactory);
+            return new BlockingSubscription(entitlementUserApi.createSubscription(bundleId, spec, requestedDate, context), blockingApi, checker, internalCallContextFactory.createInternalTenantContext(context), internalCallContextFactory);
         } catch (BlockingApiException e) {
             throw new EntitlementUserApiException(e, e.getCode(), e.getMessage());
         }
diff --git a/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingSubscription.java b/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingSubscription.java
index a2c1358..635bea0 100644
--- a/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingSubscription.java
+++ b/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingSubscription.java
@@ -31,25 +31,25 @@ import com.ning.billing.catalog.api.ProductCategory;
 import com.ning.billing.entitlement.api.user.EffectiveSubscriptionEvent;
 import com.ning.billing.entitlement.api.user.EntitlementUserApiException;
 import com.ning.billing.entitlement.api.user.Subscription;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.api.BlockingApiException;
 import com.ning.billing.junction.api.BlockingState;
 import com.ning.billing.junction.block.BlockingChecker;
 import com.ning.billing.util.callcontext.CallContext;
 import com.ning.billing.util.callcontext.InternalCallContextFactory;
-import com.ning.billing.util.callcontext.TenantContext;
+import com.ning.billing.util.callcontext.InternalTenantContext;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
 
 public class BlockingSubscription implements Subscription {
     private final Subscription subscription;
     private final BlockingApi blockingApi;
     private final BlockingChecker checker;
-    private final TenantContext context;
+    private final InternalTenantContext context;
     private final InternalCallContextFactory internalCallContextFactory;
 
     private BlockingState blockingState = null;
 
     public BlockingSubscription(final Subscription subscription, final BlockingApi blockingApi, final BlockingChecker checker,
-                                final TenantContext context, final InternalCallContextFactory internalCallContextFactory) {
+                                final InternalTenantContext context, final InternalCallContextFactory internalCallContextFactory) {
         this.subscription = subscription;
         this.blockingApi = blockingApi;
         this.checker = checker;
diff --git a/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingSubscriptionBundle.java b/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingSubscriptionBundle.java
index f5063e3..8ba6acd 100644
--- a/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingSubscriptionBundle.java
+++ b/junction/src/main/java/com/ning/billing/junction/plumbing/api/BlockingSubscriptionBundle.java
@@ -19,36 +19,40 @@ package com.ning.billing.junction.plumbing.api;
 import java.util.UUID;
 
 import com.ning.billing.entitlement.api.user.SubscriptionBundle;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.api.BlockingState;
 import com.ning.billing.overdue.OverdueState;
-import com.ning.billing.util.callcontext.TenantContext;
+import com.ning.billing.util.callcontext.InternalTenantContext;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
 
 public class BlockingSubscriptionBundle implements SubscriptionBundle {
     private final SubscriptionBundle subscriptionBundle;
     private final BlockingApi blockingApi;
-    private final TenantContext context;
+    private final InternalTenantContext context;
 
     private BlockingState blockingState = null;
 
-    public BlockingSubscriptionBundle(final SubscriptionBundle subscriptionBundle, final BlockingApi blockingApi, final TenantContext context) {
+    public BlockingSubscriptionBundle(final SubscriptionBundle subscriptionBundle, final BlockingApi blockingApi, final InternalTenantContext context) {
         this.subscriptionBundle = subscriptionBundle;
         this.blockingApi = blockingApi;
         this.context = context;
     }
 
+    @Override
     public UUID getAccountId() {
         return subscriptionBundle.getAccountId();
     }
 
+    @Override
     public UUID getId() {
         return subscriptionBundle.getId();
     }
 
+    @Override
     public String getKey() {
         return subscriptionBundle.getKey();
     }
 
+    @Override
     public OverdueState<SubscriptionBundle> getOverdueState() {
         return subscriptionBundle.getOverdueState();
     }
diff --git a/junction/src/main/java/com/ning/billing/junction/plumbing/billing/BillCycleDayCalculator.java b/junction/src/main/java/com/ning/billing/junction/plumbing/billing/BillCycleDayCalculator.java
index 2500c09..6e6af69 100644
--- a/junction/src/main/java/com/ning/billing/junction/plumbing/billing/BillCycleDayCalculator.java
+++ b/junction/src/main/java/com/ning/billing/junction/plumbing/billing/BillCycleDayCalculator.java
@@ -38,11 +38,11 @@ import com.ning.billing.catalog.api.PlanPhaseSpecifier;
 import com.ning.billing.catalog.api.Product;
 import com.ning.billing.entitlement.api.SubscriptionTransitionType;
 import com.ning.billing.entitlement.api.user.EffectiveSubscriptionEvent;
-import com.ning.billing.entitlement.api.user.EntitlementUserApi;
 import com.ning.billing.entitlement.api.user.EntitlementUserApiException;
 import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.entitlement.api.user.SubscriptionBundle;
-import com.ning.billing.util.callcontext.TenantContext;
+import com.ning.billing.util.callcontext.InternalCallContext;
+import com.ning.billing.util.svcapi.entitlement.EntitlementInternalApi;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.inject.Inject;
@@ -52,15 +52,15 @@ public class BillCycleDayCalculator {
     private static final Logger log = LoggerFactory.getLogger(BillCycleDayCalculator.class);
 
     private final CatalogService catalogService;
-    private final EntitlementUserApi entitlementApi;
+    private final EntitlementInternalApi entitlementApi;
 
     @Inject
-    public BillCycleDayCalculator(final CatalogService catalogService, final EntitlementUserApi entitlementApi) {
+    public BillCycleDayCalculator(final CatalogService catalogService, final EntitlementInternalApi entitlementApi) {
         this.catalogService = catalogService;
         this.entitlementApi = entitlementApi;
     }
 
-    protected BillCycleDay calculateBcd(final SubscriptionBundle bundle, final Subscription subscription, final EffectiveSubscriptionEvent transition, final Account account, final TenantContext context)
+    protected BillCycleDay calculateBcd(final SubscriptionBundle bundle, final Subscription subscription, final EffectiveSubscriptionEvent transition, final Account account, final InternalCallContext context)
             throws CatalogApiException, AccountApiException, EntitlementUserApiException {
 
         final Catalog catalog = catalogService.getFullCatalog();
@@ -89,7 +89,7 @@ public class BillCycleDayCalculator {
 
     @VisibleForTesting
     BillCycleDay calculateBcdForAlignment(final BillingAlignment alignment, final SubscriptionBundle bundle, final Subscription subscription,
-                                          final Account account, final Catalog catalog, final Plan plan, final TenantContext context) throws AccountApiException, EntitlementUserApiException, CatalogApiException {
+                                          final Account account, final Catalog catalog, final Plan plan, final InternalCallContext context) throws AccountApiException, EntitlementUserApiException, CatalogApiException {
         BillCycleDay result = null;
         switch (alignment) {
             case ACCOUNT:
diff --git a/junction/src/main/java/com/ning/billing/junction/plumbing/billing/BlockingCalculator.java b/junction/src/main/java/com/ning/billing/junction/plumbing/billing/BlockingCalculator.java
index 658bed4..51e9316 100644
--- a/junction/src/main/java/com/ning/billing/junction/plumbing/billing/BlockingCalculator.java
+++ b/junction/src/main/java/com/ning/billing/junction/plumbing/billing/BlockingCalculator.java
@@ -35,12 +35,12 @@ import com.ning.billing.catalog.api.Currency;
 import com.ning.billing.catalog.api.Plan;
 import com.ning.billing.catalog.api.PlanPhase;
 import com.ning.billing.entitlement.api.SubscriptionTransitionType;
-import com.ning.billing.entitlement.api.billing.BillingEvent;
-import com.ning.billing.entitlement.api.billing.BillingModeType;
 import com.ning.billing.entitlement.api.user.Subscription;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.api.BlockingState;
-import com.ning.billing.util.callcontext.CallContext;
+import com.ning.billing.util.callcontext.InternalTenantContext;
+import com.ning.billing.util.svcapi.junction.BillingEvent;
+import com.ning.billing.util.svcapi.junction.BillingModeType;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.inject.Inject;
@@ -80,7 +80,7 @@ public class BlockingCalculator {
      *
      * @param billingEvents the original list of billing events to update (without overdue events)
      */
-    public void insertBlockingEvents(final SortedSet<BillingEvent> billingEvents, final CallContext context) {
+    public void insertBlockingEvents(final SortedSet<BillingEvent> billingEvents, final InternalTenantContext context) {
         if (billingEvents.size() <= 0) {
             return;
         }
diff --git a/junction/src/main/java/com/ning/billing/junction/plumbing/billing/DefaultBillingApi.java b/junction/src/main/java/com/ning/billing/junction/plumbing/billing/DefaultBillingApi.java
index c0fbc3f..4684f03 100644
--- a/junction/src/main/java/com/ning/billing/junction/plumbing/billing/DefaultBillingApi.java
+++ b/junction/src/main/java/com/ning/billing/junction/plumbing/billing/DefaultBillingApi.java
@@ -28,63 +28,64 @@ import org.slf4j.LoggerFactory;
 import com.ning.billing.ErrorCode;
 import com.ning.billing.account.api.Account;
 import com.ning.billing.account.api.AccountApiException;
-import com.ning.billing.account.api.AccountUserApi;
 import com.ning.billing.account.api.BillCycleDay;
 import com.ning.billing.account.api.MutableAccountData;
 import com.ning.billing.catalog.api.CatalogApiException;
 import com.ning.billing.catalog.api.CatalogService;
-import com.ning.billing.entitlement.api.billing.BillingEvent;
-import com.ning.billing.entitlement.api.billing.ChargeThruApi;
-import com.ning.billing.entitlement.api.billing.EntitlementBillingApiException;
 import com.ning.billing.entitlement.api.user.EffectiveSubscriptionEvent;
-import com.ning.billing.entitlement.api.user.EntitlementUserApi;
 import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.entitlement.api.user.SubscriptionBundle;
-import com.ning.billing.junction.api.BillingApi;
-import com.ning.billing.junction.api.BillingEventSet;
-import com.ning.billing.util.api.TagUserApi;
-import com.ning.billing.util.callcontext.CallContext;
-import com.ning.billing.util.callcontext.CallContextFactory;
-import com.ning.billing.util.callcontext.TenantContext;
+import com.ning.billing.util.callcontext.InternalCallContext;
+import com.ning.billing.util.callcontext.InternalCallContextFactory;
+import com.ning.billing.util.callcontext.InternalTenantContext;
 import com.ning.billing.util.dao.ObjectType;
+import com.ning.billing.util.svcapi.account.AccountInternalApi;
+import com.ning.billing.util.svcapi.entitlement.ChargeThruInternalApi;
+import com.ning.billing.util.svcapi.entitlement.EntitlementBillingApiException;
+import com.ning.billing.util.svcapi.entitlement.EntitlementInternalApi;
+import com.ning.billing.util.svcapi.junction.BillingInternalApi;
+import com.ning.billing.util.svcapi.junction.BillingEvent;
+import com.ning.billing.util.svcapi.junction.BillingEventSet;
+import com.ning.billing.util.svcapi.tag.TagInternalApi;
 import com.ning.billing.util.tag.ControlTagType;
 import com.ning.billing.util.tag.Tag;
 
 import com.google.inject.Inject;
 
-public class DefaultBillingApi implements BillingApi {
+public class DefaultBillingApi implements BillingInternalApi {
+
     private static final String API_USER_NAME = "Billing Api";
     private static final Logger log = LoggerFactory.getLogger(DefaultBillingApi.class);
-    private final ChargeThruApi chargeThruApi;
-    private final CallContextFactory factory;
-    private final AccountUserApi accountApi;
+    private final ChargeThruInternalApi chargeThruApi;
+    private final InternalCallContextFactory factory;
+    private final AccountInternalApi accountApi;
     private final BillCycleDayCalculator bcdCalculator;
-    private final EntitlementUserApi entitlementUserApi;
+    private final EntitlementInternalApi entitlementApi;
     private final CatalogService catalogService;
     private final BlockingCalculator blockCalculator;
-    private final TagUserApi tagApi;
+    private final TagInternalApi tagApi;
 
     @Inject
-    public DefaultBillingApi(final ChargeThruApi chargeThruApi, final CallContextFactory factory, final AccountUserApi accountApi,
-                             final BillCycleDayCalculator bcdCalculator, final EntitlementUserApi entitlementUserApi, final BlockingCalculator blockCalculator,
-                             final CatalogService catalogService, final TagUserApi tagApi) {
+    public DefaultBillingApi(final ChargeThruInternalApi chargeThruApi, final InternalCallContextFactory factory, final AccountInternalApi accountApi,
+                             final BillCycleDayCalculator bcdCalculator, final EntitlementInternalApi entitlementApi, final BlockingCalculator blockCalculator,
+                             final CatalogService catalogService, final TagInternalApi tagApi) {
 
         this.chargeThruApi = chargeThruApi;
         this.accountApi = accountApi;
         this.bcdCalculator = bcdCalculator;
         this.factory = factory;
-        this.entitlementUserApi = entitlementUserApi;
+        this.entitlementApi = entitlementApi;
         this.catalogService = catalogService;
         this.blockCalculator = blockCalculator;
         this.tagApi = tagApi;
     }
 
     @Override
-    public BillingEventSet getBillingEventsForAccountAndUpdateAccountBCD(final UUID accountId, final CallContext context) {
-        // TODO
-        //final CallContext context = factory.createCallContext(API_USER_NAME, CallOrigin.INTERNAL, UserType.SYSTEM);
+    public BillingEventSet getBillingEventsForAccountAndUpdateAccountBCD(final UUID accountId, final InternalCallContext context) {
+
+        //final TenantContext context = factory.createTenantContext(API_USER_NAME, CallOrigin.INTERNAL, UserType.SYSTEM);
 
-        final List<SubscriptionBundle> bundles = entitlementUserApi.getBundlesForAccount(accountId, context);
+        final List<SubscriptionBundle> bundles = entitlementApi.getBundlesForAccount(accountId, context);
         final DefaultBillingEventSet result = new DefaultBillingEventSet();
 
         try {
@@ -119,10 +120,10 @@ public class DefaultBillingApi implements BillingApi {
         }
     }
 
-    private void addBillingEventsForBundles(final List<SubscriptionBundle> bundles, final Account account, final CallContext context,
+    private void addBillingEventsForBundles(final List<SubscriptionBundle> bundles, final Account account, final InternalCallContext context,
                                             final DefaultBillingEventSet result) {
         for (final SubscriptionBundle bundle : bundles) {
-            final List<Subscription> subscriptions = entitlementUserApi.getSubscriptionsForBundle(bundle.getId(), context);
+            final List<Subscription> subscriptions = entitlementApi.getSubscriptionsForBundle(bundle.getId(), context);
 
             //Check if billing is off for the bundle
             final Map<String, Tag> bundleTags = tagApi.getTags(bundle.getId(), ObjectType.BUNDLE, context);
@@ -144,7 +145,7 @@ public class DefaultBillingApi implements BillingApi {
         }
     }
 
-    private void addBillingEventsForSubscription(final List<Subscription> subscriptions, final SubscriptionBundle bundle, final Account account, final CallContext context, final DefaultBillingEventSet result) {
+    private void addBillingEventsForSubscription(final List<Subscription> subscriptions, final SubscriptionBundle bundle, final Account account, final InternalCallContext context, final DefaultBillingEventSet result) {
         for (final Subscription subscription : subscriptions) {
             for (final EffectiveSubscriptionEvent transition : subscription.getBillingTransitions()) {
                 try {
@@ -169,7 +170,7 @@ public class DefaultBillingApi implements BillingApi {
     }
 
     @Override
-    public UUID getAccountIdFromSubscriptionId(final UUID subscriptionId, final TenantContext context) throws EntitlementBillingApiException {
+    public UUID getAccountIdFromSubscriptionId(final UUID subscriptionId, final InternalTenantContext context) throws EntitlementBillingApiException {
         final UUID result = chargeThruApi.getAccountIdFromSubscriptionId(subscriptionId, context);
         if (result == null) {
             throw new EntitlementBillingApiException(ErrorCode.ENT_INVALID_SUBSCRIPTION_ID, subscriptionId.toString());
@@ -178,7 +179,7 @@ public class DefaultBillingApi implements BillingApi {
     }
 
     @Override
-    public void setChargedThroughDate(final UUID subscriptionId, final LocalDate ctd, final CallContext context) {
+    public void setChargedThroughDate(final UUID subscriptionId, final LocalDate ctd, final InternalCallContext context) {
         chargeThruApi.setChargedThroughDate(subscriptionId, ctd, context);
     }
 }
diff --git a/junction/src/main/java/com/ning/billing/junction/plumbing/billing/DefaultBillingEvent.java b/junction/src/main/java/com/ning/billing/junction/plumbing/billing/DefaultBillingEvent.java
index 41eff04..bf104e9 100644
--- a/junction/src/main/java/com/ning/billing/junction/plumbing/billing/DefaultBillingEvent.java
+++ b/junction/src/main/java/com/ning/billing/junction/plumbing/billing/DefaultBillingEvent.java
@@ -30,10 +30,10 @@ import com.ning.billing.catalog.api.Currency;
 import com.ning.billing.catalog.api.Plan;
 import com.ning.billing.catalog.api.PlanPhase;
 import com.ning.billing.entitlement.api.SubscriptionTransitionType;
-import com.ning.billing.entitlement.api.billing.BillingEvent;
-import com.ning.billing.entitlement.api.billing.BillingModeType;
 import com.ning.billing.entitlement.api.user.EffectiveSubscriptionEvent;
 import com.ning.billing.entitlement.api.user.Subscription;
+import com.ning.billing.util.svcapi.junction.BillingEvent;
+import com.ning.billing.util.svcapi.junction.BillingModeType;
 
 public class DefaultBillingEvent implements BillingEvent {
     private final Account account;
diff --git a/junction/src/main/java/com/ning/billing/junction/plumbing/billing/DefaultBillingEventSet.java b/junction/src/main/java/com/ning/billing/junction/plumbing/billing/DefaultBillingEventSet.java
index 33b84e5..7f76678 100644
--- a/junction/src/main/java/com/ning/billing/junction/plumbing/billing/DefaultBillingEventSet.java
+++ b/junction/src/main/java/com/ning/billing/junction/plumbing/billing/DefaultBillingEventSet.java
@@ -22,8 +22,8 @@ import java.util.SortedSet;
 import java.util.TreeSet;
 import java.util.UUID;
 
-import com.ning.billing.entitlement.api.billing.BillingEvent;
-import com.ning.billing.junction.api.BillingEventSet;
+import com.ning.billing.util.svcapi.junction.BillingEvent;
+import com.ning.billing.util.svcapi.junction.BillingEventSet;
 
 public class DefaultBillingEventSet extends TreeSet<BillingEvent> implements SortedSet<BillingEvent>, BillingEventSet {
     private static final long serialVersionUID = 1L;
diff --git a/junction/src/test/java/com/ning/billing/junction/api/blocking/TestBlockingApi.java b/junction/src/test/java/com/ning/billing/junction/api/blocking/TestBlockingApi.java
index d0306b3..31bd676 100644
--- a/junction/src/test/java/com/ning/billing/junction/api/blocking/TestBlockingApi.java
+++ b/junction/src/test/java/com/ning/billing/junction/api/blocking/TestBlockingApi.java
@@ -29,11 +29,11 @@ import com.ning.billing.entitlement.api.user.SubscriptionBundle;
 import com.ning.billing.junction.JunctionTestSuiteWithEmbeddedDB;
 import com.ning.billing.junction.MockModule;
 import com.ning.billing.junction.api.Blockable;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.api.BlockingState;
-import com.ning.billing.junction.api.DefaultBlockingState;
 import com.ning.billing.mock.glue.MockEntitlementModule;
 import com.ning.billing.util.clock.ClockMock;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
+import com.ning.billing.util.svcapi.junction.DefaultBlockingState;
 
 import com.google.inject.Inject;
 
@@ -61,18 +61,18 @@ public class TestBlockingApi extends JunctionTestSuiteWithEmbeddedDB {
         final boolean blockBilling = false;
 
         final BlockingState state1 = new DefaultBlockingState(uuid, overdueStateName, Blockable.Type.SUBSCRIPTION_BUNDLE, service, blockChange, blockEntitlement, blockBilling);
-        api.setBlockingState(state1, callContext);
+        api.setBlockingState(state1, internalCallContext);
         clock.setDeltaFromReality(1000 * 3600 * 24);
 
         final String overdueStateName2 = "NoReallyThisCantGoOn";
         final BlockingState state2 = new DefaultBlockingState(uuid, overdueStateName2, Blockable.Type.SUBSCRIPTION_BUNDLE, service, blockChange, blockEntitlement, blockBilling);
-        api.setBlockingState(state2, callContext);
+        api.setBlockingState(state2, internalCallContext);
 
         final SubscriptionBundle bundle = Mockito.mock(SubscriptionBundle.class);
         Mockito.when(bundle.getId()).thenReturn(uuid);
 
-        Assert.assertEquals(api.getBlockingStateFor(bundle, callContext).getStateName(), overdueStateName2);
-        Assert.assertEquals(api.getBlockingStateFor(bundle.getId(), callContext).getStateName(), overdueStateName2);
+        Assert.assertEquals(api.getBlockingStateFor(bundle, internalCallContext).getStateName(), overdueStateName2);
+        Assert.assertEquals(api.getBlockingStateFor(bundle.getId(), internalCallContext).getStateName(), overdueStateName2);
     }
 
     @Test(groups = "slow")
@@ -86,19 +86,19 @@ public class TestBlockingApi extends JunctionTestSuiteWithEmbeddedDB {
         final boolean blockBilling = false;
 
         final BlockingState state1 = new DefaultBlockingState(uuid, overdueStateName, Blockable.Type.SUBSCRIPTION_BUNDLE, service, blockChange, blockEntitlement, blockBilling);
-        api.setBlockingState(state1, callContext);
+        api.setBlockingState(state1, internalCallContext);
 
         clock.setDeltaFromReality(1000 * 3600 * 24);
 
         final String overdueStateName2 = "NoReallyThisCantGoOn";
         final BlockingState state2 = new DefaultBlockingState(uuid, overdueStateName2, Blockable.Type.SUBSCRIPTION_BUNDLE, service, blockChange, blockEntitlement, blockBilling);
-        api.setBlockingState(state2, callContext);
+        api.setBlockingState(state2, internalCallContext);
 
         final SubscriptionBundle bundle = Mockito.mock(SubscriptionBundle.class);
         Mockito.when(bundle.getId()).thenReturn(uuid);
 
-        final List<BlockingState> history1 = api.getBlockingHistory(bundle, callContext);
-        final List<BlockingState> history2 = api.getBlockingHistory(bundle.getId(), callContext);
+        final List<BlockingState> history1 = api.getBlockingHistory(bundle, internalCallContext);
+        final List<BlockingState> history2 = api.getBlockingHistory(bundle.getId(), internalCallContext);
 
         Assert.assertEquals(history1.size(), 2);
         Assert.assertEquals(history1.get(0).getStateName(), overdueStateName);
diff --git a/junction/src/test/java/com/ning/billing/junction/blocking/TestBlockingChecker.java b/junction/src/test/java/com/ning/billing/junction/blocking/TestBlockingChecker.java
index 8b343ae..044ff9a 100644
--- a/junction/src/test/java/com/ning/billing/junction/blocking/TestBlockingChecker.java
+++ b/junction/src/test/java/com/ning/billing/junction/blocking/TestBlockingChecker.java
@@ -33,7 +33,6 @@ import com.ning.billing.junction.JunctionTestSuite;
 import com.ning.billing.junction.api.Blockable;
 import com.ning.billing.junction.api.BlockingApiException;
 import com.ning.billing.junction.api.BlockingState;
-import com.ning.billing.junction.api.DefaultBlockingState;
 import com.ning.billing.junction.block.BlockingChecker;
 import com.ning.billing.junction.block.DefaultBlockingChecker;
 import com.ning.billing.junction.dao.BlockingStateDao;
@@ -41,6 +40,7 @@ import com.ning.billing.util.callcontext.InternalCallContext;
 import com.ning.billing.util.callcontext.InternalTenantContext;
 import com.ning.billing.util.callcontext.TenantContext;
 import com.ning.billing.util.clock.Clock;
+import com.ning.billing.util.svcapi.junction.DefaultBlockingState;
 
 import com.google.inject.AbstractModule;
 import com.google.inject.Guice;
diff --git a/junction/src/test/java/com/ning/billing/junction/dao/TestBlockingDao.java b/junction/src/test/java/com/ning/billing/junction/dao/TestBlockingDao.java
index da53d11..2c1c4a2 100644
--- a/junction/src/test/java/com/ning/billing/junction/dao/TestBlockingDao.java
+++ b/junction/src/test/java/com/ning/billing/junction/dao/TestBlockingDao.java
@@ -29,11 +29,11 @@ import com.ning.billing.junction.JunctionTestSuiteWithEmbeddedDB;
 import com.ning.billing.junction.MockModule;
 import com.ning.billing.junction.api.Blockable;
 import com.ning.billing.junction.api.BlockingState;
-import com.ning.billing.junction.api.DefaultBlockingState;
 import com.ning.billing.mock.glue.MockEntitlementModule;
 import com.ning.billing.util.callcontext.InternalCallContext;
 import com.ning.billing.util.callcontext.InternalTenantContext;
 import com.ning.billing.util.clock.ClockMock;
+import com.ning.billing.util.svcapi.junction.DefaultBlockingState;
 
 import com.google.inject.Inject;
 
diff --git a/junction/src/test/java/com/ning/billing/junction/MockBlockingModule.java b/junction/src/test/java/com/ning/billing/junction/MockBlockingModule.java
index c20ef92..52a8212 100644
--- a/junction/src/test/java/com/ning/billing/junction/MockBlockingModule.java
+++ b/junction/src/test/java/com/ning/billing/junction/MockBlockingModule.java
@@ -18,8 +18,8 @@ package com.ning.billing.junction;
 
 import org.mockito.Mockito;
 
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.dao.BlockingStateDao;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
 
 import com.google.inject.AbstractModule;
 
diff --git a/junction/src/test/java/com/ning/billing/junction/plumbing/billing/TestBillCycleDayCalculator.java b/junction/src/test/java/com/ning/billing/junction/plumbing/billing/TestBillCycleDayCalculator.java
index 0a8786c..6619f09 100644
--- a/junction/src/test/java/com/ning/billing/junction/plumbing/billing/TestBillCycleDayCalculator.java
+++ b/junction/src/test/java/com/ning/billing/junction/plumbing/billing/TestBillCycleDayCalculator.java
@@ -33,11 +33,11 @@ import com.ning.billing.catalog.api.CatalogApiException;
 import com.ning.billing.catalog.api.CatalogService;
 import com.ning.billing.catalog.api.Plan;
 import com.ning.billing.entitlement.api.user.EffectiveSubscriptionEvent;
-import com.ning.billing.entitlement.api.user.EntitlementUserApi;
 import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.entitlement.api.user.SubscriptionBundle;
 import com.ning.billing.junction.JunctionTestSuite;
-import com.ning.billing.util.callcontext.TenantContext;
+import com.ning.billing.util.callcontext.InternalTenantContext;
+import com.ning.billing.util.svcapi.entitlement.EntitlementInternalApi;
 
 public class TestBillCycleDayCalculator extends JunctionTestSuite {
 
@@ -49,8 +49,8 @@ public class TestBillCycleDayCalculator extends JunctionTestSuite {
 
         // Create the calculator
         final CatalogService catalogService = Mockito.mock(CatalogService.class);
-        final EntitlementUserApi entitlementUserApi = Mockito.mock(EntitlementUserApi.class);
-        final BillCycleDayCalculator billCycleDayCalculator = new BillCycleDayCalculator(catalogService, entitlementUserApi);
+        final EntitlementInternalApi entitlementApi = Mockito.mock(EntitlementInternalApi.class);
+        final BillCycleDayCalculator billCycleDayCalculator = new BillCycleDayCalculator(catalogService, entitlementApi);
 
         // Create a Bundle associated with a subscription
         final SubscriptionBundle bundle = Mockito.mock(SubscriptionBundle.class);
@@ -59,7 +59,7 @@ public class TestBillCycleDayCalculator extends JunctionTestSuite {
         Mockito.when(subscription.getStartDate()).thenReturn(bpStartDateUTC);
         Mockito.when(subscription.getPreviousTransition()).thenReturn(previousTransition);
         // subscription.getCurrentPlan() will return null as expected (cancelled BP)
-        Mockito.when(entitlementUserApi.getBaseSubscription(Mockito.<UUID>any(), Mockito.<TenantContext>any())).thenReturn(subscription);
+        Mockito.when(entitlementApi.getBaseSubscription(Mockito.<UUID>any(), Mockito.<InternalTenantContext>any())).thenReturn(subscription);
 
         // Create a the base plan associated with that subscription
         final Plan plan = Mockito.mock(Plan.class);
@@ -70,7 +70,7 @@ public class TestBillCycleDayCalculator extends JunctionTestSuite {
         final Account account = Mockito.mock(Account.class);
         Mockito.when(account.getTimeZone()).thenReturn(accountTimeZone);
         final BillCycleDay billCycleDay = billCycleDayCalculator.calculateBcdForAlignment(BillingAlignment.BUNDLE, bundle, subscription,
-                                                                                          account, catalog, null, callContext);
+                                                                                          account, catalog, null, internalCallContext);
 
         Assert.assertEquals(billCycleDay.getDayOfMonthUTC(), expectedBCDUTC);
     }
@@ -137,7 +137,7 @@ public class TestBillCycleDayCalculator extends JunctionTestSuite {
     }
 
     private void verifyBCDCalculation(final DateTimeZone accountTimeZone, final DateTime startDateUTC, final int bcdUTC, final int bcdLocal) throws AccountApiException, CatalogApiException {
-        final BillCycleDayCalculator billCycleDayCalculator = new BillCycleDayCalculator(Mockito.mock(CatalogService.class), Mockito.mock(EntitlementUserApi.class));
+        final BillCycleDayCalculator billCycleDayCalculator = new BillCycleDayCalculator(Mockito.mock(CatalogService.class), Mockito.mock(EntitlementInternalApi.class));
 
         final Subscription subscription = Mockito.mock(Subscription.class);
         Mockito.when(subscription.getStartDate()).thenReturn(startDateUTC);
diff --git a/junction/src/test/java/com/ning/billing/junction/plumbing/billing/TestBillingApi.java b/junction/src/test/java/com/ning/billing/junction/plumbing/billing/TestBillingApi.java
index 04ecf73..dbcdb33 100644
--- a/junction/src/test/java/com/ning/billing/junction/plumbing/billing/TestBillingApi.java
+++ b/junction/src/test/java/com/ning/billing/junction/plumbing/billing/TestBillingApi.java
@@ -16,6 +16,11 @@
 
 package com.ning.billing.junction.plumbing.billing;
 
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertNull;
+
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Iterator;
@@ -35,7 +40,6 @@ import org.testng.annotations.Test;
 
 import com.ning.billing.account.api.Account;
 import com.ning.billing.account.api.AccountApiException;
-import com.ning.billing.account.api.AccountUserApi;
 import com.ning.billing.catalog.MockCatalog;
 import com.ning.billing.catalog.MockCatalogService;
 import com.ning.billing.catalog.api.BillingAlignment;
@@ -48,41 +52,36 @@ import com.ning.billing.catalog.api.PlanPhase;
 import com.ning.billing.catalog.api.PriceList;
 import com.ning.billing.catalog.api.PriceListSet;
 import com.ning.billing.entitlement.api.SubscriptionTransitionType;
-import com.ning.billing.entitlement.api.billing.BillingEvent;
-import com.ning.billing.entitlement.api.billing.BillingModeType;
 import com.ning.billing.entitlement.api.user.EffectiveSubscriptionEvent;
-import com.ning.billing.entitlement.api.user.EntitlementUserApi;
 import com.ning.billing.entitlement.api.user.EntitlementUserApiException;
 import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.entitlement.api.user.Subscription.SubscriptionState;
 import com.ning.billing.entitlement.api.user.SubscriptionBundle;
 import com.ning.billing.junction.JunctionTestSuite;
-import com.ning.billing.junction.api.BillingApi;
-import com.ning.billing.junction.api.BillingEventSet;
 import com.ning.billing.junction.api.Blockable;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.api.BlockingState;
-import com.ning.billing.junction.api.DefaultBlockingState;
 import com.ning.billing.lifecycle.KillbillService.ServiceException;
 import com.ning.billing.mock.MockEffectiveSubscriptionEvent;
 import com.ning.billing.mock.MockSubscription;
 import com.ning.billing.mock.api.MockBillCycleDay;
-import com.ning.billing.util.api.TagUserApi;
-import com.ning.billing.util.callcontext.CallContext;
-import com.ning.billing.util.callcontext.CallContextFactory;
-import com.ning.billing.util.callcontext.DefaultCallContextFactory;
-import com.ning.billing.util.callcontext.TenantContext;
+import com.ning.billing.util.callcontext.InternalCallContext;
+import com.ning.billing.util.callcontext.InternalCallContextFactory;
+import com.ning.billing.util.callcontext.InternalTenantContext;
 import com.ning.billing.util.clock.Clock;
 import com.ning.billing.util.clock.ClockMock;
 import com.ning.billing.util.dao.ObjectType;
+import com.ning.billing.util.svcapi.account.AccountInternalApi;
+import com.ning.billing.util.svcapi.entitlement.EntitlementInternalApi;
+import com.ning.billing.util.svcapi.junction.BillingInternalApi;
+import com.ning.billing.util.svcapi.junction.BillingEvent;
+import com.ning.billing.util.svcapi.junction.BillingEventSet;
+import com.ning.billing.util.svcapi.junction.BillingModeType;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
+import com.ning.billing.util.svcapi.junction.DefaultBlockingState;
+import com.ning.billing.util.svcapi.tag.TagInternalApi;
 import com.ning.billing.util.tag.ControlTagType;
 import com.ning.billing.util.tag.Tag;
 
-import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.when;
-import static org.testng.Assert.assertEquals;
-import static org.testng.Assert.assertNull;
-
 public class TestBillingApi extends JunctionTestSuite {
 
     private static final String DISABLED_BUNDLE = "disabled-bundle";
@@ -95,22 +94,22 @@ public class TestBillingApi extends JunctionTestSuite {
     private CatalogService catalogService;
 
     private List<EffectiveSubscriptionEvent> effectiveSubscriptionTransitions;
-    private EntitlementUserApi entitlementApi;
+    private EntitlementInternalApi entitlementApi;
 
     private final BlockingCalculator blockCalculator = new BlockingCalculator(null) {
         @Override
-        public void insertBlockingEvents(final SortedSet<BillingEvent> billingEvents, final CallContext context) {
+        public void insertBlockingEvents(final SortedSet<BillingEvent> billingEvents, final InternalTenantContext context) {
         }
     };
 
     private Clock clock;
 
-    private AccountUserApi accountApi;
+    private AccountInternalApi accountApi;
     private BillCycleDayCalculator bcdCalculator;
-    private CallContextFactory factory;
-    private BillingApi api;
+    private InternalCallContextFactory factory;
+    private BillingInternalApi api;
     private Subscription subscription;
-    private TagUserApi tagApi;
+    private TagInternalApi tagApi;
 
     @BeforeSuite(groups = "fast")
     public void setup() throws ServiceException {
@@ -120,7 +119,7 @@ public class TestBillingApi extends JunctionTestSuite {
 
     @BeforeMethod(groups = "fast")
     public void setupEveryTime() throws EntitlementUserApiException {
-        accountApi = Mockito.mock(AccountUserApi.class);
+        accountApi = Mockito.mock(AccountInternalApi.class);
 
         final List<SubscriptionBundle> bundles = new ArrayList<SubscriptionBundle>();
         final SubscriptionBundle bundle = Mockito.mock(SubscriptionBundle.class);
@@ -136,17 +135,19 @@ public class TestBillingApi extends JunctionTestSuite {
 
         subscriptions.add(subscription);
 
-        entitlementApi = Mockito.mock(EntitlementUserApi.class);
-        Mockito.when(entitlementApi.getBundlesForAccount(Mockito.<UUID>any(), Mockito.<TenantContext>any())).thenReturn(bundles);
-        Mockito.when(entitlementApi.getSubscriptionsForBundle(Mockito.<UUID>any(), Mockito.<TenantContext>any())).thenReturn(subscriptions);
-        Mockito.when(entitlementApi.getSubscriptionFromId(Mockito.<UUID>any(), Mockito.<TenantContext>any())).thenReturn(subscription);
-        Mockito.when(entitlementApi.getBundleFromId(Mockito.<UUID>any(), Mockito.<TenantContext>any())).thenReturn(bundle);
-        Mockito.when(entitlementApi.getBaseSubscription(Mockito.<UUID>any(), Mockito.<TenantContext>any())).thenReturn(subscription);
+        entitlementApi = Mockito.mock(EntitlementInternalApi.class);
+        Mockito.when(entitlementApi.getBundlesForAccount(Mockito.<UUID>any(), Mockito.<InternalTenantContext>any())).thenReturn(bundles);
+        Mockito.when(entitlementApi.getSubscriptionsForBundle(Mockito.<UUID>any(), Mockito.<InternalTenantContext>any())).thenReturn(subscriptions);
+        Mockito.when(entitlementApi.getSubscriptionFromId(Mockito.<UUID>any(), Mockito.<InternalTenantContext>any())).thenReturn(subscription);
+        Mockito.when(entitlementApi.getBundleFromId(Mockito.<UUID>any(), Mockito.<InternalTenantContext>any())).thenReturn(bundle);
+        Mockito.when(entitlementApi.getBaseSubscription(Mockito.<UUID>any(), Mockito.<InternalTenantContext>any())).thenReturn(subscription);
 
-        tagApi = mock(TagUserApi.class);
+        tagApi = mock(TagInternalApi.class);
 
         bcdCalculator = new BillCycleDayCalculator(catalogService, entitlementApi);
-        factory = new DefaultCallContextFactory(clock);
+
+        // API_FIX null
+        factory = new InternalCallContextFactory(null, clock);
         api = new DefaultBillingApi(null, factory, accountApi, bcdCalculator, entitlementApi, blockCalculator, catalogService, tagApi);
 
         // Set a default alignment
@@ -155,7 +156,7 @@ public class TestBillingApi extends JunctionTestSuite {
 
     @Test(groups = "fast")
     public void testBillingEventsEmpty() throws AccountApiException {
-        final SortedSet<BillingEvent> events = api.getBillingEventsForAccountAndUpdateAccountBCD(new UUID(0L, 0L), callContext);
+        final SortedSet<BillingEvent> events = api.getBillingEventsForAccountAndUpdateAccountBCD(new UUID(0L, 0L), internalCallContext);
         Assert.assertEquals(events.size(), 0);
     }
 
@@ -168,7 +169,7 @@ public class TestBillingApi extends JunctionTestSuite {
 
         final Account account = createAccount(10);
 
-        final SortedSet<BillingEvent> events = api.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), callContext);
+        final SortedSet<BillingEvent> events = api.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), internalCallContext);
         checkFirstEvent(events, nextPlan, account.getBillCycleDay().getDayOfMonthUTC(), subId, now, nextPhase, SubscriptionTransitionType.CREATE.toString());
     }
 
@@ -182,7 +183,7 @@ public class TestBillingApi extends JunctionTestSuite {
 
         ((MockCatalog) catalogService.getFullCatalog()).setBillingAlignment(BillingAlignment.SUBSCRIPTION);
 
-        final SortedSet<BillingEvent> events = api.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), callContext);
+        final SortedSet<BillingEvent> events = api.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), internalCallContext);
         // The expected BCD is when the subscription started since we skip the trial phase
         checkFirstEvent(events, nextPlan, subscription.getStartDate().getDayOfMonth(), subId, now, nextPhase, SubscriptionTransitionType.CREATE.toString());
     }
@@ -195,7 +196,7 @@ public class TestBillingApi extends JunctionTestSuite {
 
         final Account account = createAccount(32);
 
-        final SortedSet<BillingEvent> events = api.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), callContext);
+        final SortedSet<BillingEvent> events = api.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), internalCallContext);
         // The expected BCD is the account BCD (account aligned by default)
         checkFirstEvent(events, nextPlan, 32, subId, now, nextPhase, SubscriptionTransitionType.CREATE.toString());
     }
@@ -211,7 +212,7 @@ public class TestBillingApi extends JunctionTestSuite {
         ((MockCatalog) catalogService.getFullCatalog()).setBillingAlignment(BillingAlignment.BUNDLE);
         ((MockSubscription) subscription).setPlan(catalogService.getFullCatalog().findPlan("PickupTrialEvergreen10USD", now));
 
-        final SortedSet<BillingEvent> events = api.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), callContext);
+        final SortedSet<BillingEvent> events = api.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), internalCallContext);
         // The expected BCD is when the subscription started
         checkFirstEvent(events, nextPlan, subscription.getStartDate().getDayOfMonth(), subId, now, nextPhase, SubscriptionTransitionType.CREATE.toString());
     }
@@ -230,21 +231,21 @@ public class TestBillingApi extends JunctionTestSuite {
 
         final BlockingCalculator blockingCal = new BlockingCalculator(new BlockingApi() {
             @Override
-            public <T extends Blockable> void setBlockingState(final BlockingState state, final CallContext context) {
+            public <T extends Blockable> void setBlockingState(final BlockingState state, final InternalCallContext context) {
             }
 
             @Override
-            public BlockingState getBlockingStateFor(final UUID overdueableId, final TenantContext context) {
+            public BlockingState getBlockingStateFor(final UUID overdueableId, final InternalTenantContext context) {
                 return null;
             }
 
             @Override
-            public BlockingState getBlockingStateFor(final Blockable overdueable, final TenantContext context) {
+            public BlockingState getBlockingStateFor(final Blockable overdueable, final InternalTenantContext context) {
                 return null;
             }
 
             @Override
-            public List<BlockingState> getBlockingHistory(final UUID overdueableId, final TenantContext context) {
+            public List<BlockingState> getBlockingHistory(final UUID overdueableId, final InternalTenantContext context) {
                 if (overdueableId == bunId) {
                     return blockingStates;
                 }
@@ -252,13 +253,13 @@ public class TestBillingApi extends JunctionTestSuite {
             }
 
             @Override
-            public List<BlockingState> getBlockingHistory(final Blockable overdueable, final TenantContext context) {
+            public List<BlockingState> getBlockingHistory(final Blockable overdueable, final InternalTenantContext context) {
                 return new ArrayList<BlockingState>();
             }
         });
 
-        final BillingApi api = new DefaultBillingApi(null, factory, accountApi, bcdCalculator, entitlementApi, blockingCal, catalogService, tagApi);
-        final SortedSet<BillingEvent> events = api.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), callContext);
+        final BillingInternalApi api = new DefaultBillingApi(null, factory, accountApi, bcdCalculator, entitlementApi, blockingCal, catalogService, tagApi);
+        final SortedSet<BillingEvent> events = api.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), internalCallContext);
 
         Assert.assertEquals(events.size(), 3);
         final Iterator<BillingEvent> it = events.iterator();
@@ -280,10 +281,10 @@ public class TestBillingApi extends JunctionTestSuite {
         final Tag aioTag = mock(Tag.class);
         when(aioTag.getTagDefinitionId()).thenReturn(ControlTagType.AUTO_INVOICING_OFF.getId());
         tags.put(ControlTagType.AUTO_INVOICING_OFF.name(), aioTag);
-        when(tagApi.getTags(account.getId(), ObjectType.ACCOUNT, callContext)).thenReturn(tags);
-        assertEquals(tagApi.getTags(account.getId(), ObjectType.ACCOUNT, callContext), tags);
+        when(tagApi.getTags(account.getId(), ObjectType.ACCOUNT, internalCallContext)).thenReturn(tags);
+        assertEquals(tagApi.getTags(account.getId(), ObjectType.ACCOUNT, internalCallContext), tags);
 
-        final BillingEventSet events = api.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), callContext);
+        final BillingEventSet events = api.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), internalCallContext);
 
         assertEquals(events.isAccountAutoInvoiceOff(), true);
         assertEquals(events.size(), 0);
@@ -301,9 +302,9 @@ public class TestBillingApi extends JunctionTestSuite {
         final Tag aioTag = mock(Tag.class);
         when(aioTag.getTagDefinitionId()).thenReturn(ControlTagType.AUTO_INVOICING_OFF.getId());
         tags.put(ControlTagType.AUTO_INVOICING_OFF.name(), aioTag);
-        when(tagApi.getTags(bunId, ObjectType.BUNDLE, callContext)).thenReturn(tags);
+        when(tagApi.getTags(bunId, ObjectType.BUNDLE, internalCallContext)).thenReturn(tags);
 
-        final BillingEventSet events = api.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), callContext);
+        final BillingEventSet events = api.getBillingEventsForAccountAndUpdateAccountBCD(account.getId(), internalCallContext);
 
         assertEquals(events.getSubscriptionIdsWithAutoInvoiceOff().size(), 1);
         assertEquals(events.getSubscriptionIdsWithAutoInvoiceOff().get(0), subId);
@@ -348,7 +349,7 @@ public class TestBillingApi extends JunctionTestSuite {
         Mockito.when(account.getCurrency()).thenReturn(Currency.USD);
         Mockito.when(account.getId()).thenReturn(UUID.randomUUID());
         Mockito.when(account.getTimeZone()).thenReturn(DateTimeZone.UTC);
-        Mockito.when(accountApi.getAccountById(Mockito.<UUID>any(), Mockito.<TenantContext>any())).thenReturn(account);
+        Mockito.when(accountApi.getAccountById(Mockito.<UUID>any(), Mockito.<InternalTenantContext>any())).thenReturn(account);
         return account;
     }
 
diff --git a/junction/src/test/java/com/ning/billing/junction/plumbing/billing/TestBlockingCalculator.java b/junction/src/test/java/com/ning/billing/junction/plumbing/billing/TestBlockingCalculator.java
index c2df046..7769c49 100644
--- a/junction/src/test/java/com/ning/billing/junction/plumbing/billing/TestBlockingCalculator.java
+++ b/junction/src/test/java/com/ning/billing/junction/plumbing/billing/TestBlockingCalculator.java
@@ -16,6 +16,10 @@
 
 package com.ning.billing.junction.plumbing.billing;
 
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertNotNull;
+import static org.testng.Assert.assertNull;
+
 import java.math.BigDecimal;
 import java.util.ArrayList;
 import java.util.Hashtable;
@@ -41,28 +45,24 @@ import com.ning.billing.catalog.api.Currency;
 import com.ning.billing.catalog.api.Plan;
 import com.ning.billing.catalog.api.PlanPhase;
 import com.ning.billing.entitlement.api.SubscriptionTransitionType;
-import com.ning.billing.entitlement.api.billing.BillingEvent;
-import com.ning.billing.entitlement.api.billing.BillingModeType;
 import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.junction.JunctionTestSuite;
 import com.ning.billing.junction.api.Blockable;
-import com.ning.billing.junction.api.Blockable.Type;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.api.BlockingState;
-import com.ning.billing.junction.api.DefaultBlockingState;
+import com.ning.billing.junction.api.Blockable.Type;
 import com.ning.billing.junction.dao.BlockingStateDao;
 import com.ning.billing.junction.plumbing.billing.BlockingCalculator.DisabledDuration;
 import com.ning.billing.mock.api.MockBillCycleDay;
 import com.ning.billing.util.clock.ClockMock;
+import com.ning.billing.util.svcapi.junction.BillingEvent;
+import com.ning.billing.util.svcapi.junction.BillingModeType;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
+import com.ning.billing.util.svcapi.junction.DefaultBlockingState;
 
 import com.google.inject.AbstractModule;
 import com.google.inject.Guice;
 import com.google.inject.Injector;
 
-import static org.testng.Assert.assertEquals;
-import static org.testng.Assert.assertNotNull;
-import static org.testng.Assert.assertNull;
-
 public class TestBlockingCalculator extends JunctionTestSuite {
 
     private static final String DISABLED_BUNDLE = "disabled-bundle";
@@ -139,9 +139,9 @@ public class TestBlockingCalculator extends JunctionTestSuite {
         blockingStates.add(new DefaultBlockingState(bundleId1, DISABLED_BUNDLE, Blockable.Type.SUBSCRIPTION_BUNDLE, "test", true, true, true, now));
         blockingStates.add(new DefaultBlockingState(bundleId1, CLEAR_BUNDLE, Blockable.Type.SUBSCRIPTION_BUNDLE, "test", false, false, false, now.plusDays(2)));
 
-        Mockito.when(blockingApi.getBlockingHistory(bundleId1, callContext)).thenReturn(blockingStates);
+        Mockito.when(blockingApi.getBlockingHistory(bundleId1, internalCallContext)).thenReturn(blockingStates);
 
-        odc.insertBlockingEvents(billingEvents, callContext);
+        odc.insertBlockingEvents(billingEvents, internalCallContext);
 
         assertEquals(billingEvents.size(), 7);
 
@@ -751,9 +751,9 @@ public class TestBlockingCalculator extends JunctionTestSuite {
         blockingEvents.add(new DefaultBlockingState(ovdId, DISABLED_BUNDLE, Type.SUBSCRIPTION_BUNDLE, "test", true, true, true, new LocalDate(2012, 7, 25).toDateTimeAtStartOfDay(DateTimeZone.UTC)));
         blockingEvents.add(new DefaultBlockingState(ovdId, CLEAR_BUNDLE, Type.SUBSCRIPTION_BUNDLE, "test", false, false, false, new LocalDate(2012, 7, 25).toDateTimeAtStartOfDay(DateTimeZone.UTC)));
 
-        Mockito.when(blockingApi.getBlockingHistory(bundleId1, callContext)).thenReturn(blockingEvents);
+        Mockito.when(blockingApi.getBlockingHistory(bundleId1, internalCallContext)).thenReturn(blockingEvents);
 
-        odc.insertBlockingEvents(billingEvents, callContext);
+        odc.insertBlockingEvents(billingEvents, internalCallContext);
 
         assertEquals(billingEvents.size(), 5);
         final List<BillingEvent> events = new ArrayList<BillingEvent>(billingEvents);
diff --git a/junction/src/test/java/com/ning/billing/junction/plumbing/billing/TestDefaultBillingEvent.java b/junction/src/test/java/com/ning/billing/junction/plumbing/billing/TestDefaultBillingEvent.java
index 8d93050..4a4c1cc 100644
--- a/junction/src/test/java/com/ning/billing/junction/plumbing/billing/TestDefaultBillingEvent.java
+++ b/junction/src/test/java/com/ning/billing/junction/plumbing/billing/TestDefaultBillingEvent.java
@@ -40,11 +40,11 @@ import com.ning.billing.catalog.api.PhaseType;
 import com.ning.billing.catalog.api.Plan;
 import com.ning.billing.catalog.api.PlanPhase;
 import com.ning.billing.entitlement.api.SubscriptionTransitionType;
-import com.ning.billing.entitlement.api.billing.BillingEvent;
-import com.ning.billing.entitlement.api.billing.BillingModeType;
 import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.junction.JunctionTestSuite;
 import com.ning.billing.mock.api.MockBillCycleDay;
+import com.ning.billing.util.svcapi.junction.BillingEvent;
+import com.ning.billing.util.svcapi.junction.BillingModeType;
 
 public class TestDefaultBillingEvent extends JunctionTestSuite {
 
diff --git a/overdue/src/main/java/com/ning/billing/overdue/api/DefaultOverdueUserApi.java b/overdue/src/main/java/com/ning/billing/overdue/api/DefaultOverdueUserApi.java
index 1ba62b3..997ecb4 100644
--- a/overdue/src/main/java/com/ning/billing/overdue/api/DefaultOverdueUserApi.java
+++ b/overdue/src/main/java/com/ning/billing/overdue/api/DefaultOverdueUserApi.java
@@ -22,7 +22,6 @@ import org.slf4j.LoggerFactory;
 import com.ning.billing.ErrorCode;
 import com.ning.billing.entitlement.api.user.SubscriptionBundle;
 import com.ning.billing.junction.api.Blockable;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.overdue.OverdueApiException;
 import com.ning.billing.overdue.OverdueState;
 import com.ning.billing.overdue.OverdueUserApi;
@@ -35,6 +34,7 @@ import com.ning.billing.overdue.wrapper.OverdueWrapperFactory;
 import com.ning.billing.util.callcontext.CallContext;
 import com.ning.billing.util.callcontext.InternalCallContextFactory;
 import com.ning.billing.util.callcontext.TenantContext;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
 
 import com.google.inject.Inject;
 
@@ -59,7 +59,7 @@ public class DefaultOverdueUserApi implements OverdueUserApi {
     @Override
     public <T extends Blockable> OverdueState<T> getOverdueStateFor(final T overdueable, final TenantContext context) throws OverdueException {
         try {
-            final String stateName = accessApi.getBlockingStateFor(overdueable, context).getStateName();
+            final String stateName = accessApi.getBlockingStateFor(overdueable, internalCallContextFactory.createInternalTenantContext(context)).getStateName();
             final OverdueStateSet<SubscriptionBundle> states = overdueConfig.getBundleStateSet();
             return (OverdueState<T>) states.findState(stateName);
         } catch (OverdueApiException e) {
diff --git a/overdue/src/main/java/com/ning/billing/overdue/applicator/DefaultOverdueChangeEvent.java b/overdue/src/main/java/com/ning/billing/overdue/applicator/DefaultOverdueChangeEvent.java
index 982f18a..fb1988a 100644
--- a/overdue/src/main/java/com/ning/billing/overdue/applicator/DefaultOverdueChangeEvent.java
+++ b/overdue/src/main/java/com/ning/billing/overdue/applicator/DefaultOverdueChangeEvent.java
@@ -21,6 +21,7 @@ import java.util.UUID;
 import com.fasterxml.jackson.annotation.JsonCreator;
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonProperty;
+
 import com.ning.billing.junction.api.Blockable;
 import com.ning.billing.junction.api.Blockable.Type;
 import com.ning.billing.overdue.OverdueChangeEvent;
diff --git a/overdue/src/main/java/com/ning/billing/overdue/applicator/OverdueStateApplicator.java b/overdue/src/main/java/com/ning/billing/overdue/applicator/OverdueStateApplicator.java
index 9fd004f..8c9133b 100644
--- a/overdue/src/main/java/com/ning/billing/overdue/applicator/OverdueStateApplicator.java
+++ b/overdue/src/main/java/com/ning/billing/overdue/applicator/OverdueStateApplicator.java
@@ -37,10 +37,8 @@ import com.ning.billing.entitlement.api.user.EntitlementUserApiException;
 import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.entitlement.api.user.SubscriptionBundle;
 import com.ning.billing.junction.api.Blockable;
-import com.ning.billing.junction.api.Blockable.Type;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.api.BlockingApiException;
-import com.ning.billing.junction.api.DefaultBlockingState;
+import com.ning.billing.junction.api.Blockable.Type;
 import com.ning.billing.ovedue.notification.OverdueCheckPoster;
 import com.ning.billing.overdue.OverdueApiException;
 import com.ning.billing.overdue.OverdueCancellationPolicicy;
@@ -50,7 +48,6 @@ import com.ning.billing.overdue.OverdueState;
 import com.ning.billing.overdue.config.api.BillingState;
 import com.ning.billing.overdue.config.api.OverdueException;
 import com.ning.billing.util.bus.Bus;
-import com.ning.billing.util.callcontext.CallContextFactory;
 import com.ning.billing.util.callcontext.InternalCallContext;
 import com.ning.billing.util.callcontext.InternalTenantContext;
 import com.ning.billing.util.clock.Clock;
@@ -58,6 +55,8 @@ import com.ning.billing.util.email.DefaultEmailSender;
 import com.ning.billing.util.email.EmailApiException;
 import com.ning.billing.util.email.EmailConfig;
 import com.ning.billing.util.email.EmailSender;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
+import com.ning.billing.util.svcapi.junction.DefaultBlockingState;
 
 import com.google.common.collect.ImmutableList;
 import com.google.inject.Inject;
@@ -65,8 +64,6 @@ import com.samskivert.mustache.MustacheException;
 
 public class OverdueStateApplicator<T extends Blockable> {
 
-    private static final String API_USER_NAME = "OverdueStateApplicator";
-
     private static final Logger log = LoggerFactory.getLogger(OverdueStateApplicator.class);
 
     private final BlockingApi blockingApi;
@@ -75,14 +72,13 @@ public class OverdueStateApplicator<T extends Blockable> {
     private final Bus bus;
     private final AccountUserApi accountUserApi;
     private final EntitlementUserApi entitlementUserApi;
-    private final CallContextFactory factory;
     private final OverdueEmailGenerator overdueEmailGenerator;
     private final EmailSender emailSender;
 
     @Inject
     public OverdueStateApplicator(final BlockingApi accessApi, final AccountUserApi accountUserApi, final EntitlementUserApi entitlementUserApi,
                                   final Clock clock, final OverdueCheckPoster poster, final OverdueEmailGenerator overdueEmailGenerator,
-                                  final EmailConfig config, final Bus bus, final CallContextFactory factory) {
+                                  final EmailConfig config, final Bus bus) {
         this.blockingApi = accessApi;
         this.accountUserApi = accountUserApi;
         this.entitlementUserApi = entitlementUserApi;
@@ -91,7 +87,6 @@ public class OverdueStateApplicator<T extends Blockable> {
         this.overdueEmailGenerator = overdueEmailGenerator;
         this.emailSender = new DefaultEmailSender(config);
         this.bus = bus;
-        this.factory = factory;
     }
 
     public void apply(final OverdueState<T> firstOverdueState, final BillingState<T> billingState,
@@ -153,7 +148,7 @@ public class OverdueStateApplicator<T extends Blockable> {
                                                                   blockChanges(nextOverdueState),
                                                                   blockEntitlement(nextOverdueState),
                                                                   blockBilling(nextOverdueState)),
-                                         context.toCallContext());
+                                                                  context);
         } catch (Exception e) {
             throw new OverdueException(e, ErrorCode.OVERDUE_CAT_ERROR_ENCOUNTERED, blockable.getId(), blockable.getClass().getName());
         }
diff --git a/overdue/src/main/java/com/ning/billing/overdue/calculator/BillingStateCalculator.java b/overdue/src/main/java/com/ning/billing/overdue/calculator/BillingStateCalculator.java
index 8cbf13b..a231453 100644
--- a/overdue/src/main/java/com/ning/billing/overdue/calculator/BillingStateCalculator.java
+++ b/overdue/src/main/java/com/ning/billing/overdue/calculator/BillingStateCalculator.java
@@ -28,18 +28,18 @@ import org.joda.time.DateTimeZone;
 import org.joda.time.LocalDate;
 
 import com.ning.billing.invoice.api.Invoice;
-import com.ning.billing.invoice.api.InvoiceUserApi;
 import com.ning.billing.junction.api.Blockable;
 import com.ning.billing.overdue.config.api.BillingState;
 import com.ning.billing.overdue.config.api.OverdueException;
 import com.ning.billing.util.callcontext.InternalTenantContext;
 import com.ning.billing.util.clock.Clock;
+import com.ning.billing.util.svcapi.invoice.InvoiceInternalApi;
 
 import com.google.inject.Inject;
 
 public abstract class BillingStateCalculator<T extends Blockable> {
 
-    private final InvoiceUserApi invoiceApi;
+    private final InvoiceInternalApi invoiceApi;
     private final Clock clock;
 
     protected class InvoiceDateComparator implements Comparator<Invoice> {
@@ -56,7 +56,7 @@ public abstract class BillingStateCalculator<T extends Blockable> {
     }
 
     @Inject
-    public BillingStateCalculator(final InvoiceUserApi invoiceApi, final Clock clock) {
+    public BillingStateCalculator(final InvoiceInternalApi invoiceApi, final Clock clock) {
         this.invoiceApi = invoiceApi;
         this.clock = clock;
     }
@@ -80,7 +80,7 @@ public abstract class BillingStateCalculator<T extends Blockable> {
     }
 
     protected SortedSet<Invoice> unpaidInvoicesForAccount(final UUID accountId, final DateTimeZone accountTimeZone, final InternalTenantContext context) {
-        final Collection<Invoice> invoices = invoiceApi.getUnpaidInvoicesByAccountId(accountId, clock.getToday(accountTimeZone), context.toTenantContext());
+        final Collection<Invoice> invoices = invoiceApi.getUnpaidInvoicesByAccountId(accountId, clock.getToday(accountTimeZone), context);
         final SortedSet<Invoice> sortedInvoices = new TreeSet<Invoice>(new InvoiceDateComparator());
         sortedInvoices.addAll(invoices);
         return sortedInvoices;
diff --git a/overdue/src/main/java/com/ning/billing/overdue/calculator/BillingStateCalculatorBundle.java b/overdue/src/main/java/com/ning/billing/overdue/calculator/BillingStateCalculatorBundle.java
index 1322bf1..d76cf78 100644
--- a/overdue/src/main/java/com/ning/billing/overdue/calculator/BillingStateCalculatorBundle.java
+++ b/overdue/src/main/java/com/ning/billing/overdue/calculator/BillingStateCalculatorBundle.java
@@ -26,35 +26,35 @@ import org.joda.time.LocalDate;
 
 import com.ning.billing.account.api.Account;
 import com.ning.billing.account.api.AccountApiException;
-import com.ning.billing.account.api.AccountUserApi;
 import com.ning.billing.catalog.api.BillingPeriod;
 import com.ning.billing.catalog.api.PhaseType;
 import com.ning.billing.catalog.api.PriceList;
 import com.ning.billing.catalog.api.Product;
-import com.ning.billing.entitlement.api.user.EntitlementUserApi;
 import com.ning.billing.entitlement.api.user.EntitlementUserApiException;
 import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.entitlement.api.user.SubscriptionBundle;
 import com.ning.billing.invoice.api.Invoice;
 import com.ning.billing.invoice.api.InvoiceItem;
-import com.ning.billing.invoice.api.InvoiceUserApi;
 import com.ning.billing.overdue.config.api.BillingStateBundle;
 import com.ning.billing.overdue.config.api.OverdueException;
 import com.ning.billing.overdue.config.api.PaymentResponse;
 import com.ning.billing.util.callcontext.InternalTenantContext;
 import com.ning.billing.util.clock.Clock;
+import com.ning.billing.util.svcapi.account.AccountInternalApi;
+import com.ning.billing.util.svcapi.entitlement.EntitlementInternalApi;
+import com.ning.billing.util.svcapi.invoice.InvoiceInternalApi;
 import com.ning.billing.util.tag.Tag;
 
 import com.google.inject.Inject;
 
 public class BillingStateCalculatorBundle extends BillingStateCalculator<SubscriptionBundle> {
 
-    private final EntitlementUserApi entitlementApi;
-    private final AccountUserApi accountApi;
+    private final EntitlementInternalApi entitlementApi;
+    private final AccountInternalApi accountApi;
 
     @Inject
-    public BillingStateCalculatorBundle(final EntitlementUserApi entitlementApi, final InvoiceUserApi invoiceApi,
-                                        final AccountUserApi accountApi, final Clock clock) {
+    public BillingStateCalculatorBundle(final EntitlementInternalApi entitlementApi, final InvoiceInternalApi invoiceApi,
+                                        final AccountInternalApi accountApi, final Clock clock) {
         super(invoiceApi, clock);
         this.entitlementApi = entitlementApi;
         this.accountApi = accountApi;
@@ -63,10 +63,10 @@ public class BillingStateCalculatorBundle extends BillingStateCalculator<Subscri
     @Override
     public BillingStateBundle calculateBillingState(final SubscriptionBundle bundle, final InternalTenantContext context) throws OverdueException {
         try {
-            final Account account = accountApi.getAccountById(bundle.getAccountId(), context.toTenantContext());
+            final Account account = accountApi.getAccountById(bundle.getAccountId(), context);
             final SortedSet<Invoice> unpaidInvoices = unpaidInvoicesForBundle(bundle.getId(), bundle.getAccountId(), account.getTimeZone(), context);
 
-            final Subscription basePlan = entitlementApi.getBaseSubscription(bundle.getId(), context.toTenantContext());
+            final Subscription basePlan = entitlementApi.getBaseSubscription(bundle.getId(), context);
 
             final UUID id = bundle.getId();
             final int numberOfUnpaidInvoices = unpaidInvoices.size();
diff --git a/overdue/src/main/java/com/ning/billing/overdue/config/DefaultOverdueStateSet.java b/overdue/src/main/java/com/ning/billing/overdue/config/DefaultOverdueStateSet.java
index 263a8e1..507ec08 100644
--- a/overdue/src/main/java/com/ning/billing/overdue/config/DefaultOverdueStateSet.java
+++ b/overdue/src/main/java/com/ning/billing/overdue/config/DefaultOverdueStateSet.java
@@ -24,24 +24,24 @@ import org.joda.time.Period;
 
 import com.ning.billing.ErrorCode;
 import com.ning.billing.junction.api.Blockable;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.overdue.OverdueApiException;
 import com.ning.billing.overdue.OverdueState;
 import com.ning.billing.overdue.config.api.BillingState;
 import com.ning.billing.overdue.config.api.OverdueStateSet;
 import com.ning.billing.util.config.ValidatingConfig;
 import com.ning.billing.util.config.ValidationErrors;
+import com.ning.billing.util.svcapi.junction.DefaultBlockingState;
 
 @XmlAccessorType(XmlAccessType.NONE)
 public abstract class DefaultOverdueStateSet<T extends Blockable> extends ValidatingConfig<OverdueConfig> implements OverdueStateSet<T> {
     private static final Period ZERO_PERIOD = new Period();
-    private final DefaultOverdueState<T> clearState = new DefaultOverdueState<T>().setName(BlockingApi.CLEAR_STATE_NAME).setClearState(true);
+    private final DefaultOverdueState<T> clearState = new DefaultOverdueState<T>().setName(DefaultBlockingState.CLEAR_STATE_NAME).setClearState(true);
 
     protected abstract DefaultOverdueState<T>[] getStates();
 
     @Override
     public OverdueState<T> findState(final String stateName) throws OverdueApiException {
-        if (stateName.equals(BlockingApi.CLEAR_STATE_NAME)) {
+        if (stateName.equals(DefaultBlockingState.CLEAR_STATE_NAME)) {
             return clearState;
         }
         for (final DefaultOverdueState<T> state : getStates()) {
diff --git a/overdue/src/main/java/com/ning/billing/overdue/wrapper/OverdueWrapper.java b/overdue/src/main/java/com/ning/billing/overdue/wrapper/OverdueWrapper.java
index be9569f..cae6987 100644
--- a/overdue/src/main/java/com/ning/billing/overdue/wrapper/OverdueWrapper.java
+++ b/overdue/src/main/java/com/ning/billing/overdue/wrapper/OverdueWrapper.java
@@ -17,7 +17,6 @@
 package com.ning.billing.overdue.wrapper;
 
 import com.ning.billing.junction.api.Blockable;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.overdue.OverdueApiException;
 import com.ning.billing.overdue.OverdueState;
 import com.ning.billing.overdue.applicator.OverdueStateApplicator;
@@ -28,6 +27,7 @@ import com.ning.billing.overdue.config.api.OverdueStateSet;
 import com.ning.billing.util.callcontext.InternalCallContext;
 import com.ning.billing.util.callcontext.InternalTenantContext;
 import com.ning.billing.util.clock.Clock;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
 
 public class OverdueWrapper<T extends Blockable> {
     private final T overdueable;
@@ -56,7 +56,7 @@ public class OverdueWrapper<T extends Blockable> {
         }
 
         final BillingState<T> billingState = billingState(context);
-        final String previousOverdueStateName = api.getBlockingStateFor(overdueable, context.toCallContext()).getStateName();
+        final String previousOverdueStateName = api.getBlockingStateFor(overdueable, context).getStateName();
         final OverdueState<T> nextOverdueState = overdueStateSet.calculateOverdueState(billingState, clock.getToday(billingState.getAccountTimeZone()));
 
         overdueStateApplicator.apply(overdueStateSet.getFirstState(), billingState, overdueable, previousOverdueStateName, nextOverdueState, context);
diff --git a/overdue/src/main/java/com/ning/billing/overdue/wrapper/OverdueWrapperFactory.java b/overdue/src/main/java/com/ning/billing/overdue/wrapper/OverdueWrapperFactory.java
index 07bce1a..0ea6f75 100644
--- a/overdue/src/main/java/com/ning/billing/overdue/wrapper/OverdueWrapperFactory.java
+++ b/overdue/src/main/java/com/ning/billing/overdue/wrapper/OverdueWrapperFactory.java
@@ -26,7 +26,6 @@ import com.ning.billing.entitlement.api.user.EntitlementUserApi;
 import com.ning.billing.entitlement.api.user.EntitlementUserApiException;
 import com.ning.billing.entitlement.api.user.SubscriptionBundle;
 import com.ning.billing.junction.api.Blockable;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.overdue.applicator.OverdueStateApplicator;
 import com.ning.billing.overdue.calculator.BillingStateCalculatorBundle;
 import com.ning.billing.overdue.config.DefaultOverdueState;
@@ -36,6 +35,7 @@ import com.ning.billing.overdue.config.api.OverdueException;
 import com.ning.billing.overdue.config.api.OverdueStateSet;
 import com.ning.billing.util.callcontext.InternalTenantContext;
 import com.ning.billing.util.clock.Clock;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
 
 import com.google.inject.Inject;
 
diff --git a/overdue/src/test/java/com/ning/billing/overdue/applicator/ApplicatorMockJunctionModule.java b/overdue/src/test/java/com/ning/billing/overdue/applicator/ApplicatorMockJunctionModule.java
index f336844..0b5702a 100644
--- a/overdue/src/test/java/com/ning/billing/overdue/applicator/ApplicatorMockJunctionModule.java
+++ b/overdue/src/test/java/com/ning/billing/overdue/applicator/ApplicatorMockJunctionModule.java
@@ -22,12 +22,13 @@ import java.util.UUID;
 import org.joda.time.DateTime;
 
 import com.ning.billing.junction.api.Blockable;
-import com.ning.billing.junction.api.Blockable.Type;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.api.BlockingState;
+import com.ning.billing.junction.api.Blockable.Type;
 import com.ning.billing.mock.glue.MockJunctionModule;
-import com.ning.billing.util.callcontext.CallContext;
-import com.ning.billing.util.callcontext.TenantContext;
+import com.ning.billing.util.callcontext.InternalCallContext;
+import com.ning.billing.util.callcontext.InternalTenantContext;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
+import com.ning.billing.util.svcapi.junction.DefaultBlockingState;
 
 public class ApplicatorMockJunctionModule extends MockJunctionModule {
 
@@ -40,12 +41,12 @@ public class ApplicatorMockJunctionModule extends MockJunctionModule {
         }
 
         @Override
-        public BlockingState getBlockingStateFor(final Blockable overdueable, TenantContext context) {
+        public BlockingState getBlockingStateFor(final Blockable overdueable, InternalTenantContext context) {
             return new BlockingState() {
 
                 @Override
                 public String getStateName() {
-                    return BlockingApi.CLEAR_STATE_NAME;
+                    return DefaultBlockingState.CLEAR_STATE_NAME;
                 }
 
                 @Override
@@ -88,22 +89,22 @@ public class ApplicatorMockJunctionModule extends MockJunctionModule {
         }
 
         @Override
-        public BlockingState getBlockingStateFor(final UUID overdueableId, final TenantContext context) {
+        public BlockingState getBlockingStateFor(final UUID overdueableId, final InternalTenantContext context) {
             throw new UnsupportedOperationException();
         }
 
         @Override
-        public List<BlockingState> getBlockingHistory(final Blockable overdueable, final TenantContext context) {
+        public List<BlockingState> getBlockingHistory(final Blockable overdueable, final InternalTenantContext context) {
             throw new UnsupportedOperationException();
         }
 
         @Override
-        public List<BlockingState> getBlockingHistory(final UUID overdueableId, final TenantContext context) {
+        public List<BlockingState> getBlockingHistory(final UUID overdueableId, final InternalTenantContext context) {
             throw new UnsupportedOperationException();
         }
 
         @Override
-        public <T extends Blockable> void setBlockingState(final BlockingState state, final CallContext context) {
+        public <T extends Blockable> void setBlockingState(final BlockingState state, final InternalCallContext context) {
             blockingState = state;
         }
 
diff --git a/overdue/src/test/java/com/ning/billing/overdue/applicator/TestOverdueStateApplicator.java b/overdue/src/test/java/com/ning/billing/overdue/applicator/TestOverdueStateApplicator.java
index 432e491..8152a14 100644
--- a/overdue/src/test/java/com/ning/billing/overdue/applicator/TestOverdueStateApplicator.java
+++ b/overdue/src/test/java/com/ning/billing/overdue/applicator/TestOverdueStateApplicator.java
@@ -16,6 +16,9 @@
 
 package com.ning.billing.overdue.applicator;
 
+import static com.jayway.awaitility.Awaitility.await;
+import static java.util.concurrent.TimeUnit.SECONDS;
+
 import java.io.ByteArrayInputStream;
 import java.io.InputStream;
 import java.util.List;
@@ -27,19 +30,16 @@ import org.testng.Assert;
 import org.testng.annotations.Test;
 
 import com.ning.billing.entitlement.api.user.SubscriptionBundle;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.overdue.OverdueChangeEvent;
 import com.ning.billing.overdue.OverdueState;
 import com.ning.billing.overdue.OverdueTestBase;
 import com.ning.billing.overdue.config.OverdueConfig;
 import com.ning.billing.util.bus.Bus;
 import com.ning.billing.util.config.XMLLoader;
+import com.ning.billing.util.svcapi.junction.DefaultBlockingState;
 
 import com.google.inject.Inject;
 
-import static com.jayway.awaitility.Awaitility.await;
-import static java.util.concurrent.TimeUnit.SECONDS;
-
 public class TestOverdueStateApplicator extends OverdueTestBase {
     @Inject
     OverdueStateApplicator<SubscriptionBundle> applicator;
@@ -64,17 +64,17 @@ public class TestOverdueStateApplicator extends OverdueTestBase {
         OverdueState<SubscriptionBundle> state;
 
         state = config.getBundleStateSet().findState("OD1");
-        applicator.apply(null, null, bundle, BlockingApi.CLEAR_STATE_NAME, state, internalCallContext);
+        applicator.apply(null, null, bundle, DefaultBlockingState.CLEAR_STATE_NAME, state, internalCallContext);
         checkStateApplied(state);
         checkBussEvent("OD1");
 
         state = config.getBundleStateSet().findState("OD2");
-        applicator.apply(null, null,bundle, BlockingApi.CLEAR_STATE_NAME, state, internalCallContext);
+        applicator.apply(null, null,bundle, DefaultBlockingState.CLEAR_STATE_NAME, state, internalCallContext);
         checkStateApplied(state);
         checkBussEvent("OD2");
 
         state = config.getBundleStateSet().findState("OD3");
-        applicator.apply(null, null, bundle, BlockingApi.CLEAR_STATE_NAME, state, internalCallContext);
+        applicator.apply(null, null, bundle, DefaultBlockingState.CLEAR_STATE_NAME, state, internalCallContext);
         checkStateApplied(state);
         checkBussEvent("OD3");
         bus.stop();
diff --git a/overdue/src/test/java/com/ning/billing/overdue/calculator/TestBillingStateCalculator.java b/overdue/src/test/java/com/ning/billing/overdue/calculator/TestBillingStateCalculator.java
index c741047..57b83b4 100644
--- a/overdue/src/test/java/com/ning/billing/overdue/calculator/TestBillingStateCalculator.java
+++ b/overdue/src/test/java/com/ning/billing/overdue/calculator/TestBillingStateCalculator.java
@@ -31,30 +31,29 @@ import org.testng.annotations.BeforeMethod;
 import org.testng.annotations.Test;
 
 import com.ning.billing.account.api.Account;
-import com.ning.billing.account.api.AccountUserApi;
 import com.ning.billing.entitlement.api.user.SubscriptionBundle;
 import com.ning.billing.invoice.api.Invoice;
 import com.ning.billing.invoice.api.InvoiceItem;
-import com.ning.billing.invoice.api.InvoiceUserApi;
 import com.ning.billing.overdue.OverdueTestSuite;
 import com.ning.billing.overdue.config.api.BillingState;
 import com.ning.billing.util.callcontext.InternalTenantContext;
-import com.ning.billing.util.callcontext.TenantContext;
 import com.ning.billing.util.clock.Clock;
 import com.ning.billing.util.clock.ClockMock;
+import com.ning.billing.util.svcapi.account.AccountInternalApi;
+import com.ning.billing.util.svcapi.invoice.InvoiceInternalApi;
 
 public class TestBillingStateCalculator extends OverdueTestSuite {
 
     Clock clock = new ClockMock();
-    InvoiceUserApi invoiceApi = Mockito.mock(InvoiceUserApi.class);
-    AccountUserApi accountApi = Mockito.mock(AccountUserApi.class);
+    InvoiceInternalApi invoiceApi = Mockito.mock(InvoiceInternalApi.class);
+    AccountInternalApi accountApi = Mockito.mock(AccountInternalApi.class);
     LocalDate now;
 
     @BeforeMethod(groups = "fast")
     public void setUp() throws Exception {
         final Account account = Mockito.mock(Account.class);
         Mockito.when(account.getTimeZone()).thenReturn(DateTimeZone.UTC);
-        Mockito.when(accountApi.getAccountById(Mockito.<UUID>any(), Mockito.<TenantContext>any())).thenReturn(account);
+        Mockito.when(accountApi.getAccountById(Mockito.<UUID>any(), Mockito.<InternalTenantContext>any())).thenReturn(account);
     }
 
     public BillingStateCalculator<SubscriptionBundle> createBSCalc() {
@@ -64,7 +63,7 @@ public class TestBillingStateCalculator extends OverdueTestSuite {
         invoices.add(createInvoice(now.plusDays(1), BigDecimal.TEN, null));
         invoices.add(createInvoice(now.plusDays(2), new BigDecimal("100.0"), null));
 
-        Mockito.when(invoiceApi.getUnpaidInvoicesByAccountId(Mockito.<UUID>any(), Mockito.<LocalDate>any(), Mockito.<TenantContext>any())).thenReturn(invoices);
+        Mockito.when(invoiceApi.getUnpaidInvoicesByAccountId(Mockito.<UUID>any(), Mockito.<LocalDate>any(), Mockito.<InternalTenantContext>any())).thenReturn(invoices);
 
         return new BillingStateCalculator<SubscriptionBundle>(invoiceApi, clock) {
             @Override
diff --git a/overdue/src/test/java/com/ning/billing/overdue/calculator/TestBillingStateCalculatorBundle.java b/overdue/src/test/java/com/ning/billing/overdue/calculator/TestBillingStateCalculatorBundle.java
index a6b147d..029aba2 100644
--- a/overdue/src/test/java/com/ning/billing/overdue/calculator/TestBillingStateCalculatorBundle.java
+++ b/overdue/src/test/java/com/ning/billing/overdue/calculator/TestBillingStateCalculatorBundle.java
@@ -34,17 +34,17 @@ import com.ning.billing.catalog.MockPlan;
 import com.ning.billing.catalog.MockPriceList;
 import com.ning.billing.catalog.api.Plan;
 import com.ning.billing.catalog.api.PriceList;
-import com.ning.billing.entitlement.api.user.EntitlementUserApi;
 import com.ning.billing.entitlement.api.user.Subscription;
 import com.ning.billing.entitlement.api.user.SubscriptionBundle;
 import com.ning.billing.invoice.api.Invoice;
 import com.ning.billing.invoice.api.InvoiceItem;
-import com.ning.billing.invoice.api.InvoiceUserApi;
 import com.ning.billing.overdue.config.api.BillingStateBundle;
 import com.ning.billing.overdue.config.api.PaymentResponse;
-import com.ning.billing.util.callcontext.TenantContext;
+import com.ning.billing.util.callcontext.InternalTenantContext;
 import com.ning.billing.util.clock.Clock;
 import com.ning.billing.util.clock.ClockMock;
+import com.ning.billing.util.svcapi.entitlement.EntitlementInternalApi;
+import com.ning.billing.util.svcapi.invoice.InvoiceInternalApi;
 
 import com.google.common.base.Predicate;
 import com.google.common.collect.Collections2;
@@ -63,15 +63,15 @@ public class TestBillingStateCalculatorBundle extends TestBillingStateCalculator
 
     @Test(groups = "fast")
     public void testBillingStateAfterCancellation() throws Exception {
-        Mockito.when(invoiceApi.getUnpaidInvoicesByAccountId(Mockito.<UUID>any(), Mockito.<LocalDate>any(), Mockito.<TenantContext>any())).thenReturn(ImmutableList.<Invoice>of());
+        Mockito.when(invoiceApi.getUnpaidInvoicesByAccountId(Mockito.<UUID>any(), Mockito.<LocalDate>any(), Mockito.<InternalTenantContext>any())).thenReturn(ImmutableList.<Invoice>of());
 
         final UUID bundleId = UUID.randomUUID();
         final SubscriptionBundle bundle = Mockito.mock(SubscriptionBundle.class);
         Mockito.when(bundle.getId()).thenReturn(bundleId);
 
-        final EntitlementUserApi entitlementApi = Mockito.mock(EntitlementUserApi.class);
+        final EntitlementInternalApi entitlementApi = Mockito.mock(EntitlementInternalApi.class);
         final Subscription subscription = Mockito.mock(Subscription.class);
-        Mockito.when(entitlementApi.getBaseSubscription(Mockito.eq(bundleId), Mockito.<TenantContext>any())).thenReturn(subscription);
+        Mockito.when(entitlementApi.getBaseSubscription(Mockito.eq(bundleId), Mockito.<InternalTenantContext>any())).thenReturn(subscription);
 
         final BillingStateCalculatorBundle calc = new BillingStateCalculatorBundle(entitlementApi, invoiceApi, accountApi, clock);
         final BillingStateBundle billingStateBundle = calc.calculateBillingState(bundle, internalCallContext);
@@ -96,9 +96,9 @@ public class TestBillingStateCalculatorBundle extends TestBillingStateCalculator
         invoices.add(createInvoice(now.plusDays(4), new BigDecimal("10000.00"), createInvoiceItems(new UUID[]{thatBundleId, thisBundleId})));
 
         final Clock clock = new ClockMock();
-        final InvoiceUserApi invoiceApi = Mockito.mock(InvoiceUserApi.class);
-        final EntitlementUserApi entitlementApi = Mockito.mock(EntitlementUserApi.class);
-        Mockito.when(invoiceApi.getUnpaidInvoicesByAccountId(Mockito.<UUID>any(), Mockito.<LocalDate>any(), Mockito.<TenantContext>any())).thenReturn(Collections2.filter(invoices, new Predicate<Invoice>() {
+        final InvoiceInternalApi invoiceApi = Mockito.mock(InvoiceInternalApi.class);
+        final EntitlementInternalApi entitlementApi = Mockito.mock(EntitlementInternalApi.class);
+        Mockito.when(invoiceApi.getUnpaidInvoicesByAccountId(Mockito.<UUID>any(), Mockito.<LocalDate>any(), Mockito.<InternalTenantContext>any())).thenReturn(Collections2.filter(invoices, new Predicate<Invoice>() {
             @Override
             public boolean apply(@Nullable final Invoice invoice) {
                 return invoice != null && BigDecimal.ZERO.compareTo(invoice.getBalance()) < 0;
@@ -127,16 +127,16 @@ public class TestBillingStateCalculatorBundle extends TestBillingStateCalculator
         invoices.add(createInvoice(now.minusDays(1), new BigDecimal("10000.00"), createInvoiceItems(new UUID[]{thatBundleId, thisBundleId})));
 
         final Clock clock = new ClockMock();
-        final InvoiceUserApi invoiceApi = Mockito.mock(InvoiceUserApi.class);
-        Mockito.when(invoiceApi.getUnpaidInvoicesByAccountId(Mockito.<UUID>any(), Mockito.<LocalDate>any(), Mockito.<TenantContext>any())).thenReturn(invoices);
+        final InvoiceInternalApi invoiceApi = Mockito.mock(InvoiceInternalApi.class);
+        Mockito.when(invoiceApi.getUnpaidInvoicesByAccountId(Mockito.<UUID>any(), Mockito.<LocalDate>any(), Mockito.<InternalTenantContext>any())).thenReturn(invoices);
 
         final SubscriptionBundle bundle = Mockito.mock(SubscriptionBundle.class);
         Mockito.when(bundle.getId()).thenReturn(thisBundleId);
         Mockito.when(bundle.getAccountId()).thenReturn(UUID.randomUUID());
 
-        final EntitlementUserApi entitlementApi = Mockito.mock(EntitlementUserApi.class);
+        final EntitlementInternalApi entitlementApi = Mockito.mock(EntitlementInternalApi.class);
         final Subscription subscription = Mockito.mock(Subscription.class);
-        Mockito.when(entitlementApi.getBaseSubscription(Mockito.<UUID>any(), Mockito.<TenantContext>any())).thenReturn(subscription);
+        Mockito.when(entitlementApi.getBaseSubscription(Mockito.<UUID>any(), Mockito.<InternalTenantContext>any())).thenReturn(subscription);
 
         final Plan plan = MockPlan.createBicycleNoTrialEvergreen1USD();
         final PriceList pricelist = new MockPriceList();
@@ -168,16 +168,16 @@ public class TestBillingStateCalculatorBundle extends TestBillingStateCalculator
         final List<Invoice> invoices = new ArrayList<Invoice>(5);
 
         final Clock clock = new ClockMock();
-        final InvoiceUserApi invoiceApi = Mockito.mock(InvoiceUserApi.class);
-        Mockito.when(invoiceApi.getUnpaidInvoicesByAccountId(Mockito.<UUID>any(), Mockito.<LocalDate>any(), Mockito.<TenantContext>any())).thenReturn(invoices);
+        final InvoiceInternalApi invoiceApi = Mockito.mock(InvoiceInternalApi.class);
+        Mockito.when(invoiceApi.getUnpaidInvoicesByAccountId(Mockito.<UUID>any(), Mockito.<LocalDate>any(), Mockito.<InternalTenantContext>any())).thenReturn(invoices);
 
         final SubscriptionBundle bundle = Mockito.mock(SubscriptionBundle.class);
         Mockito.when(bundle.getId()).thenReturn(thisBundleId);
         Mockito.when(bundle.getAccountId()).thenReturn(UUID.randomUUID());
 
-        final EntitlementUserApi entitlementApi = Mockito.mock(EntitlementUserApi.class);
+        final EntitlementInternalApi entitlementApi = Mockito.mock(EntitlementInternalApi.class);
         final Subscription subscription = Mockito.mock(Subscription.class);
-        Mockito.when(entitlementApi.getBaseSubscription(Mockito.<UUID>any(), Mockito.<TenantContext>any())).thenReturn(subscription);
+        Mockito.when(entitlementApi.getBaseSubscription(Mockito.<UUID>any(), Mockito.<InternalTenantContext>any())).thenReturn(subscription);
 
         final Plan plan = MockPlan.createBicycleNoTrialEvergreen1USD();
         final PriceList pricelist = new MockPriceList();
diff --git a/overdue/src/test/java/com/ning/billing/overdue/notification/TestOverdueCheckNotifier.java b/overdue/src/test/java/com/ning/billing/overdue/notification/TestOverdueCheckNotifier.java
index c3349b8..0570024 100644
--- a/overdue/src/test/java/com/ning/billing/overdue/notification/TestOverdueCheckNotifier.java
+++ b/overdue/src/test/java/com/ning/billing/overdue/notification/TestOverdueCheckNotifier.java
@@ -36,7 +36,6 @@ import com.ning.billing.catalog.api.CatalogService;
 import com.ning.billing.config.CatalogConfig;
 import com.ning.billing.config.InvoiceConfig;
 import com.ning.billing.dbi.MysqlTestingHelper;
-import com.ning.billing.entitlement.api.billing.ChargeThruApi;
 import com.ning.billing.entitlement.api.user.EntitlementUserApi;
 import com.ning.billing.entitlement.api.user.EntitlementUserApiException;
 import com.ning.billing.entitlement.api.user.Subscription;
@@ -69,6 +68,7 @@ import com.ning.billing.util.globallocker.MySqlGlobalLocker;
 import com.ning.billing.util.glue.BusModule;
 import com.ning.billing.util.notificationq.DefaultNotificationQueueService;
 import com.ning.billing.util.notificationq.NotificationQueueService;
+import com.ning.billing.util.svcapi.entitlement.ChargeThruInternalApi;
 import com.ning.billing.util.tag.dao.AuditedTagDao;
 import com.ning.billing.util.tag.dao.TagDao;
 
@@ -131,7 +131,7 @@ public class TestOverdueCheckNotifier extends OverdueTestSuiteWithEmbeddedDB {
                 bind(TagDao.class).to(AuditedTagDao.class).asEagerSingleton();
                 bind(CustomFieldDao.class).to(AuditedCustomFieldDao.class).asEagerSingleton();
                 bind(GlobalLocker.class).to(MySqlGlobalLocker.class).asEagerSingleton();
-                bind(ChargeThruApi.class).toInstance(Mockito.mock(ChargeThruApi.class));
+                bind(ChargeThruInternalApi.class).toInstance(Mockito.mock(ChargeThruInternalApi.class));
                 install(new MockJunctionModule());
                 install(new EmailModule());
                 install(new TemplateModule());
diff --git a/overdue/src/test/java/com/ning/billing/overdue/OverdueTestBase.java b/overdue/src/test/java/com/ning/billing/overdue/OverdueTestBase.java
index 854a89c..64d8524 100644
--- a/overdue/src/test/java/com/ning/billing/overdue/OverdueTestBase.java
+++ b/overdue/src/test/java/com/ning/billing/overdue/OverdueTestBase.java
@@ -43,7 +43,6 @@ import com.ning.billing.entitlement.api.user.SubscriptionBundle;
 import com.ning.billing.invoice.api.Invoice;
 import com.ning.billing.invoice.api.InvoiceItem;
 import com.ning.billing.invoice.api.InvoiceUserApi;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.junction.api.BlockingState;
 import com.ning.billing.mock.glue.MockClockModule;
 import com.ning.billing.mock.glue.MockInvoiceModule;
@@ -64,6 +63,7 @@ import com.ning.billing.util.email.templates.TemplateModule;
 import com.ning.billing.util.glue.CallContextModule;
 import com.ning.billing.util.glue.NotificationQueueModule;
 import com.ning.billing.util.notificationq.NotificationQueueService.NotificationQueueAlreadyExists;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
 
 import com.google.inject.Inject;
 
diff --git a/overdue/src/test/java/com/ning/billing/overdue/wrapper/TestOverdueWrapper.java b/overdue/src/test/java/com/ning/billing/overdue/wrapper/TestOverdueWrapper.java
index 7eec80d..be25940 100644
--- a/overdue/src/test/java/com/ning/billing/overdue/wrapper/TestOverdueWrapper.java
+++ b/overdue/src/test/java/com/ning/billing/overdue/wrapper/TestOverdueWrapper.java
@@ -23,11 +23,11 @@ import org.testng.Assert;
 import org.testng.annotations.Test;
 
 import com.ning.billing.entitlement.api.user.SubscriptionBundle;
-import com.ning.billing.junction.api.BlockingApi;
 import com.ning.billing.overdue.OverdueState;
 import com.ning.billing.overdue.OverdueTestBase;
 import com.ning.billing.overdue.config.OverdueConfig;
 import com.ning.billing.util.config.XMLLoader;
+import com.ning.billing.util.svcapi.junction.DefaultBlockingState;
 
 public class TestOverdueWrapper extends OverdueTestBase {
     @Test(groups = "slow")
@@ -69,7 +69,7 @@ public class TestOverdueWrapper extends OverdueTestBase {
 
         final InputStream is = new ByteArrayInputStream(configXml.getBytes());
         config = XMLLoader.getObjectFromStreamNoValidation(is, OverdueConfig.class);
-        state = config.getBundleStateSet().findState(BlockingApi.CLEAR_STATE_NAME);
+        state = config.getBundleStateSet().findState(DefaultBlockingState.CLEAR_STATE_NAME);
         bundle = createBundle(clock.getUTCToday().minusDays(31));
         wrapper = overdueWrapperFactory.createOverdueWrapperFor(bundle);
         final OverdueState<SubscriptionBundle> result = wrapper.refresh(internalCallContext);
diff --git a/util/src/main/java/com/ning/billing/util/svcapi/account/AccountInternalApi.java b/util/src/main/java/com/ning/billing/util/svcapi/account/AccountInternalApi.java
new file mode 100644
index 0000000..775956c
--- /dev/null
+++ b/util/src/main/java/com/ning/billing/util/svcapi/account/AccountInternalApi.java
@@ -0,0 +1,31 @@
+/*
+ * Copyright 2010-2011 Ning, Inc.
+ *
+ * Ning licenses this file to you under the Apache License, version 2.0
+ * (the "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at:
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package com.ning.billing.util.svcapi.account;
+
+import java.util.UUID;
+
+import com.ning.billing.account.api.Account;
+import com.ning.billing.account.api.AccountApiException;
+import com.ning.billing.account.api.AccountData;
+import com.ning.billing.util.callcontext.InternalCallContext;
+import com.ning.billing.util.callcontext.InternalTenantContext;
+
+public interface AccountInternalApi {
+
+    public Account getAccountById(UUID accountId, InternalTenantContext context) throws AccountApiException;
+
+    public void updateAccount(String key, AccountData accountData, InternalCallContext context) throws AccountApiException;
+}
diff --git a/util/src/main/java/com/ning/billing/util/svcapi/entitlement/EntitlementInternalApi.java b/util/src/main/java/com/ning/billing/util/svcapi/entitlement/EntitlementInternalApi.java
new file mode 100644
index 0000000..9675002
--- /dev/null
+++ b/util/src/main/java/com/ning/billing/util/svcapi/entitlement/EntitlementInternalApi.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2010-2011 Ning, Inc.
+ *
+ * Ning licenses this file to you under the Apache License, version 2.0
+ * (the "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at:
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package com.ning.billing.util.svcapi.entitlement;
+
+import java.util.List;
+import java.util.UUID;
+
+import com.ning.billing.entitlement.api.user.EntitlementUserApiException;
+import com.ning.billing.entitlement.api.user.Subscription;
+import com.ning.billing.entitlement.api.user.SubscriptionBundle;
+import com.ning.billing.util.callcontext.InternalTenantContext;
+
+
+public interface EntitlementInternalApi {
+
+    public List<SubscriptionBundle> getBundlesForAccount(UUID accountId, InternalTenantContext context);
+
+    public List<Subscription> getSubscriptionsForBundle(UUID bundleId, InternalTenantContext context);
+
+    public Subscription getBaseSubscription(UUID bundleId, InternalTenantContext context) throws EntitlementUserApiException;
+
+    public Subscription getSubscriptionFromId(UUID id, InternalTenantContext context) throws EntitlementUserApiException;
+
+    public SubscriptionBundle getBundleFromId(UUID id, InternalTenantContext context) throws EntitlementUserApiException;
+
+}
diff --git a/util/src/main/java/com/ning/billing/util/svcapi/invoice/InvoiceInternalApi.java b/util/src/main/java/com/ning/billing/util/svcapi/invoice/InvoiceInternalApi.java
new file mode 100644
index 0000000..92242f6
--- /dev/null
+++ b/util/src/main/java/com/ning/billing/util/svcapi/invoice/InvoiceInternalApi.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2010-2011 Ning, Inc.
+ *
+ * Ning licenses this file to you under the Apache License, version 2.0
+ * (the "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at:
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package com.ning.billing.util.svcapi.invoice;
+
+import java.util.Collection;
+import java.util.UUID;
+
+import org.joda.time.LocalDate;
+
+import com.ning.billing.invoice.api.Invoice;
+import com.ning.billing.util.callcontext.InternalTenantContext;
+
+public interface InvoiceInternalApi {
+
+    public Collection<Invoice> getUnpaidInvoicesByAccountId(UUID accountId, LocalDate upToDate, InternalTenantContext context);
+
+}
diff --git a/util/src/main/java/com/ning/billing/util/svcapi/tag/TagInternalApi.java b/util/src/main/java/com/ning/billing/util/svcapi/tag/TagInternalApi.java
new file mode 100644
index 0000000..c5b9dbe
--- /dev/null
+++ b/util/src/main/java/com/ning/billing/util/svcapi/tag/TagInternalApi.java
@@ -0,0 +1,28 @@
+/*
+ * Copyright 2010-2011 Ning, Inc.
+ *
+ * Ning licenses this file to you under the Apache License, version 2.0
+ * (the "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at:
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package com.ning.billing.util.svcapi.tag;
+
+import java.util.Map;
+import java.util.UUID;
+
+import com.ning.billing.util.callcontext.InternalTenantContext;
+import com.ning.billing.util.dao.ObjectType;
+import com.ning.billing.util.tag.Tag;
+
+public interface TagInternalApi {
+
+    public Map<String, Tag> getTags(UUID objectId, ObjectType objectType, InternalTenantContext context);
+}
diff --git a/util/src/test/java/com/ning/billing/mock/glue/MockEntitlementModule.java b/util/src/test/java/com/ning/billing/mock/glue/MockEntitlementModule.java
index c7b2ac3..18d2be2 100644
--- a/util/src/test/java/com/ning/billing/mock/glue/MockEntitlementModule.java
+++ b/util/src/test/java/com/ning/billing/mock/glue/MockEntitlementModule.java
@@ -19,13 +19,13 @@ package com.ning.billing.mock.glue;
 import org.mockito.Mockito;
 
 import com.ning.billing.entitlement.api.EntitlementService;
-import com.ning.billing.entitlement.api.billing.ChargeThruApi;
 import com.ning.billing.entitlement.api.migration.EntitlementMigrationApi;
 import com.ning.billing.entitlement.api.timeline.EntitlementTimelineApi;
 import com.ning.billing.entitlement.api.transfer.EntitlementTransferApi;
 import com.ning.billing.entitlement.api.user.EntitlementUserApi;
 import com.ning.billing.glue.EntitlementModule;
 import com.ning.billing.util.glue.RealImplementation;
+import com.ning.billing.util.svcapi.entitlement.ChargeThruInternalApi;
 
 import com.google.inject.AbstractModule;
 
@@ -47,7 +47,7 @@ public class MockEntitlementModule extends AbstractModule implements Entitlement
 
     @Override
     public void installChargeThruApi() {
-        bind(ChargeThruApi.class).toInstance(Mockito.mock(ChargeThruApi.class));
+        bind(ChargeThruInternalApi.class).toInstance(Mockito.mock(ChargeThruInternalApi.class));
     }
 
     @Override
diff --git a/util/src/test/java/com/ning/billing/mock/glue/MockJunctionModule.java b/util/src/test/java/com/ning/billing/mock/glue/MockJunctionModule.java
index d74f00a..86f8af4 100644
--- a/util/src/test/java/com/ning/billing/mock/glue/MockJunctionModule.java
+++ b/util/src/test/java/com/ning/billing/mock/glue/MockJunctionModule.java
@@ -21,13 +21,13 @@ import org.mockito.Mockito;
 import com.ning.billing.account.api.AccountUserApi;
 import com.ning.billing.entitlement.api.user.EntitlementUserApi;
 import com.ning.billing.glue.JunctionModule;
-import com.ning.billing.junction.api.BillingApi;
-import com.ning.billing.junction.api.BlockingApi;
+import com.ning.billing.util.svcapi.junction.BillingInternalApi;
+import com.ning.billing.util.svcapi.junction.BlockingApi;
 
 import com.google.inject.AbstractModule;
 
 public class MockJunctionModule extends AbstractModule implements JunctionModule {
-    private final BillingApi billingApi = Mockito.mock(BillingApi.class);
+    private final BillingInternalApi billingApi = Mockito.mock(BillingInternalApi.class);
     private final BlockingApi blockingApi = Mockito.mock(BlockingApi.class);
     private final AccountUserApi userApi = Mockito.mock(AccountUserApi.class);
     private final EntitlementUserApi entUserApi = Mockito.mock(EntitlementUserApi.class);
@@ -42,7 +42,7 @@ public class MockJunctionModule extends AbstractModule implements JunctionModule
 
     @Override
     public void installBillingApi() {
-        bind(BillingApi.class).toInstance(billingApi);
+        bind(BillingInternalApi.class).toInstance(billingApi);
     }
 
     @Override