diff --git a/telephony/java/android/telephony/ims/DelegateRequest.java b/telephony/java/android/telephony/ims/DelegateRequest.java
index f384901..73d0840 100644
--- a/telephony/java/android/telephony/ims/DelegateRequest.java
+++ b/telephony/java/android/telephony/ims/DelegateRequest.java
@@ -98,4 +98,9 @@
     public int hashCode() {
         return Objects.hash(mFeatureTags);
     }
+
+    @Override
+    public String toString() {
+        return "DelegateRequest{mFeatureTags=" + mFeatureTags + '}';
+    }
 }
diff --git a/telephony/java/android/telephony/ims/SipDelegateManager.java b/telephony/java/android/telephony/ims/SipDelegateManager.java
index 337b7d4..190a792 100644
--- a/telephony/java/android/telephony/ims/SipDelegateManager.java
+++ b/telephony/java/android/telephony/ims/SipDelegateManager.java
@@ -236,17 +236,17 @@
     public static final int SIP_DELEGATE_DESTROY_REASON_REQUESTED_BY_APP = 2;
 
     /**
-     * The SipDelegate has closed because the IMS service does not support the creation of
-     * SipDelegates.
-     * @hide
-     */
-    public static final int SIP_DELEGATE_DESTROY_REASON_SERVICE_NOT_SUPPORTED = 3;
-
-    /**
      * The SipDelegate has been closed due to the user disabling RCS.
      * @hide
      */
-    public static final int SIP_DELEGATE_DESTROY_REASON_USER_DISABLED_RCS = 4;
+    public static final int SIP_DELEGATE_DESTROY_REASON_USER_DISABLED_RCS = 3;
+
+    /**
+     * The SipDelegate has been closed due to the subscription associated with this delegate being
+     * torn down.
+     * @hide
+     */
+    public static final int SIP_DELEGATE_DESTROY_REASON_SUBSCRIPTION_TORN_DOWN = 4;
 
     /** @hide */
     @Retention(RetentionPolicy.SOURCE)
@@ -254,8 +254,8 @@
             SIP_DELEGATE_DESTROY_REASON_UNKNOWN,
             SIP_DELEGATE_DESTROY_REASON_SERVICE_DEAD,
             SIP_DELEGATE_DESTROY_REASON_REQUESTED_BY_APP,
-            SIP_DELEGATE_DESTROY_REASON_SERVICE_NOT_SUPPORTED,
-            SIP_DELEGATE_DESTROY_REASON_USER_DISABLED_RCS
+            SIP_DELEGATE_DESTROY_REASON_USER_DISABLED_RCS,
+            SIP_DELEGATE_DESTROY_REASON_SUBSCRIPTION_TORN_DOWN
     })
     public @interface SipDelegateDestroyReason {}
 
@@ -316,6 +316,9 @@
      * always be available to handle incoming messages. One mechanism that can be used for this is
      * the {@link android.service.carrier.CarrierMessagingClientService}, which the framework keeps
      * a persistent binding to when the app is the default SMS application.
+     * <p>
+     * Note: the ability to create SipDelegates is only available applications running as the
+     * primary user.
      * @param request The parameters that are associated with the SipDelegate creation request that
      *                will be used to create the SipDelegate connection.
      * @param executor The executor that will be used to call the callbacks associated with this
@@ -346,8 +349,8 @@
                 throw new ImsException("Telephony server is down",
                         ImsException.CODE_ERROR_SERVICE_UNAVAILABLE);
             }
-            controller.createSipDelegate(mSubId, request, wrapper.getStateCallbackBinder(),
-                    wrapper.getMessageCallbackBinder());
+            controller.createSipDelegate(mSubId, request, mContext.getOpPackageName(),
+                    wrapper.getStateCallbackBinder(), wrapper.getMessageCallbackBinder());
         } catch (ServiceSpecificException e) {
             throw new ImsException(e.getMessage(), e.errorCode);
         } catch (RemoteException e) {
diff --git a/telephony/java/android/telephony/ims/aidl/IImsRcsController.aidl b/telephony/java/android/telephony/ims/aidl/IImsRcsController.aidl
index f218e35..c6d9a86 100644
--- a/telephony/java/android/telephony/ims/aidl/IImsRcsController.aidl
+++ b/telephony/java/android/telephony/ims/aidl/IImsRcsController.aidl
@@ -63,7 +63,7 @@
 
     // SipDelegateManager
     boolean isSipDelegateSupported(int subId);
-    void createSipDelegate(int subId, in DelegateRequest request,
+    void createSipDelegate(int subId, in DelegateRequest request, String packageName,
             ISipDelegateConnectionStateCallback delegateState,
             ISipDelegateMessageCallback delegateMessage);
     void destroySipDelegate(int subId, ISipDelegate connection, int reason);
diff --git a/telephony/java/android/telephony/ims/aidl/ISipTransport.aidl b/telephony/java/android/telephony/ims/aidl/ISipTransport.aidl
index cd88839..3438587 100644
--- a/telephony/java/android/telephony/ims/aidl/ISipTransport.aidl
+++ b/telephony/java/android/telephony/ims/aidl/ISipTransport.aidl
@@ -26,7 +26,7 @@
  * {@hide}
  */
 oneway interface ISipTransport {
-    void createSipDelegate(in DelegateRequest request, ISipDelegateStateCallback dc,
+    void createSipDelegate(int subId, in DelegateRequest request, ISipDelegateStateCallback dc,
             ISipDelegateMessageCallback mc);
     void destroySipDelegate(ISipDelegate delegate, int reason);
 }
diff --git a/telephony/java/android/telephony/ims/stub/SipTransportImplBase.java b/telephony/java/android/telephony/ims/stub/SipTransportImplBase.java
index b48f631..93d438c 100644
--- a/telephony/java/android/telephony/ims/stub/SipTransportImplBase.java
+++ b/telephony/java/android/telephony/ims/stub/SipTransportImplBase.java
@@ -58,11 +58,11 @@
 
     private final ISipTransport.Stub mSipTransportImpl = new ISipTransport.Stub() {
         @Override
-        public void createSipDelegate(DelegateRequest request, ISipDelegateStateCallback dc,
-                ISipDelegateMessageCallback mc) {
+        public void createSipDelegate(int subId, DelegateRequest request,
+                ISipDelegateStateCallback dc, ISipDelegateMessageCallback mc) {
             final long token = Binder.clearCallingIdentity();
             try {
-                mBinderExecutor.execute(() -> createSipDelegateInternal(request, dc, mc));
+                mBinderExecutor.execute(() -> createSipDelegateInternal(subId, request, dc, mc));
             } finally {
                 Binder.restoreCallingIdentity(token);
             }
@@ -105,6 +105,7 @@
      * This method will be called on the Executor specified in
      * {@link SipTransportImplBase#SipTransportImplBase(Executor)}.
      *
+     * @param subscriptionId The subscription ID associated with the requested {@link SipDelegate}.
      * @param request A SIP delegate request containing the parameters that the remote RCS
      * application wishes to use.
      * @param dc A callback back to the remote application to be used to communicate state callbacks
@@ -113,9 +114,9 @@
      *           remote application and acknowledge the sending of outgoing SIP messages.
      * @hide
      */
-    public void createSipDelegate(@NonNull DelegateRequest request,
+    public void createSipDelegate(int subscriptionId, @NonNull DelegateRequest request,
             @NonNull DelegateStateCallback dc, @NonNull DelegateMessageCallback mc) {
-        throw new UnsupportedOperationException("destroySipDelegate not implemented!");
+        throw new UnsupportedOperationException("createSipDelegate not implemented!");
     }
 
     /**
@@ -136,11 +137,11 @@
         throw new UnsupportedOperationException("destroySipDelegate not implemented!");
     }
 
-    private void createSipDelegateInternal(DelegateRequest r, ISipDelegateStateCallback cb,
-            ISipDelegateMessageCallback mc) {
+    private void createSipDelegateInternal(int subId, DelegateRequest r,
+            ISipDelegateStateCallback cb, ISipDelegateMessageCallback mc) {
         SipDelegateAidlWrapper wrapper = new SipDelegateAidlWrapper(mBinderExecutor, cb, mc);
         mDelegates.add(wrapper);
-        createSipDelegate(r, wrapper, wrapper);
+        createSipDelegate(subId, r, wrapper, wrapper);
     }
 
     private void destroySipDelegateInternal(ISipDelegate d, int reason) {