diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index f27ccb765ec58..c45b9f24dfed4 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -12945,7 +12945,12 @@ public class ActivityManagerService extends IActivityManager.Stub
     public Intent registerReceiverWithFeature(IApplicationThread caller, String callerPackage,
             String callerFeatureId, String receiverId, IIntentReceiver receiver,
             IntentFilter filter, String permission, int userId, int flags) {
-        enforceNotIsolatedOrSdkSandboxCaller("registerReceiver");
+        // Allow Sandbox process to register only unexported receivers.
+        if ((flags & Context.RECEIVER_NOT_EXPORTED) != 0) {
+            enforceNotIsolatedCaller("registerReceiver");
+        } else {
+            enforceNotIsolatedOrSdkSandboxCaller("registerReceiver");
+        }
         ArrayList<Intent> stickyIntents = null;
         ProcessRecord callerApp = null;
         final boolean visibleToInstantApps