diff --git a/api/current.txt b/api/current.txt
index b117d3e1624fd..fa896eb5cc171 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -5693,6 +5693,7 @@ package android.app {
     method public final void setInterruptionFilter(int);
     method public void setNotificationPolicy(android.app.NotificationManager.Policy);
     method public boolean updateAutomaticZenRule(java.lang.String, android.app.AutomaticZenRule);
+    field public static final java.lang.String ACTION_APP_BLOCK_STATE_CHANGED = "android.app.action.APP_BLOCK_STATE_CHANGED";
     field public static final java.lang.String ACTION_INTERRUPTION_FILTER_CHANGED = "android.app.action.INTERRUPTION_FILTER_CHANGED";
     field public static final java.lang.String ACTION_NOTIFICATION_CHANNEL_BLOCK_STATE_CHANGED = "android.app.action.NOTIFICATION_CHANNEL_BLOCK_STATE_CHANGED";
     field public static final java.lang.String ACTION_NOTIFICATION_CHANNEL_GROUP_BLOCK_STATE_CHANGED = "android.app.action.NOTIFICATION_CHANNEL_GROUP_BLOCK_STATE_CHANGED";
diff --git a/core/java/android/app/NotificationManager.java b/core/java/android/app/NotificationManager.java
index 45bed5d5711ca..49c03ab9cfac8 100644
--- a/core/java/android/app/NotificationManager.java
+++ b/core/java/android/app/NotificationManager.java
@@ -92,6 +92,18 @@ public class NotificationManager {
     private static String TAG = "NotificationManager";
     private static boolean localLOGV = false;
 
+    /**
+     * Intent that is broadcast when an application is blocked or unblocked.
+     *
+     * This broadcast is only sent to the app whose block state has changed.
+     *
+     * Input: nothing
+     * Output: nothing
+     */
+    @SdkConstant(SdkConstant.SdkConstantType.BROADCAST_INTENT_ACTION)
+    public static final String ACTION_APP_BLOCK_STATE_CHANGED =
+            "android.app.action.APP_BLOCK_STATE_CHANGED";
+
     /**
      * Intent that is broadcast when a {@link NotificationChannel} is blocked
      * (when {@link NotificationChannel#getImportance()} is {@link #IMPORTANCE_NONE}) or unblocked
diff --git a/core/res/AndroidManifest.xml b/core/res/AndroidManifest.xml
index 081c92cebb98e..d0956415b3c37 100644
--- a/core/res/AndroidManifest.xml
+++ b/core/res/AndroidManifest.xml
@@ -514,6 +514,7 @@
     <protected-broadcast android:name="android.os.action.ACTION_EFFECTS_SUPPRESSOR_CHANGED" />
     <protected-broadcast android:name="android.app.action.NOTIFICATION_CHANNEL_BLOCK_STATE_CHANGED" />
     <protected-broadcast android:name="android.app.action.NOTIFICATION_CHANNEL_GROUP_BLOCK_STATE_CHANGED" />
+    <protected-broadcast android:name="android.app.action.APP_BLOCK_STATE_CHANGED" />
 
     <protected-broadcast android:name="android.permission.GET_APP_GRANTED_URI_PERMISSIONS" />
     <protected-broadcast android:name="android.permission.CLEAR_APP_GRANTED_URI_PERMISSIONS" />
diff --git a/services/core/java/com/android/server/notification/NotificationManagerService.java b/services/core/java/com/android/server/notification/NotificationManagerService.java
index efe54faa0f79d..4c9da8949cc95 100644
--- a/services/core/java/com/android/server/notification/NotificationManagerService.java
+++ b/services/core/java/com/android/server/notification/NotificationManagerService.java
@@ -16,6 +16,7 @@
 
 package com.android.server.notification;
 
+import static android.app.NotificationManager.ACTION_APP_BLOCK_STATE_CHANGED;
 import static android.app.NotificationManager.ACTION_NOTIFICATION_CHANNEL_BLOCK_STATE_CHANGED;
 import static android.app.NotificationManager.ACTION_NOTIFICATION_CHANNEL_GROUP_BLOCK_STATE_CHANGED;
 import static android.app.NotificationManager.IMPORTANCE_LOW;
@@ -1881,6 +1882,18 @@ public class NotificationManagerService extends SystemService {
                 cancelAllNotificationsInt(MY_UID, MY_PID, pkg, null, 0, 0, true,
                         UserHandle.getUserId(uid), REASON_PACKAGE_BANNED, null);
             }
+
+            try {
+                getContext().sendBroadcastAsUser(
+                        new Intent(ACTION_APP_BLOCK_STATE_CHANGED)
+                                .putExtra(NotificationManager.EXTRA_BLOCKED_STATE, !enabled)
+                                .addFlags(Intent.FLAG_RECEIVER_FOREGROUND)
+                                .setPackage(pkg),
+                        UserHandle.of(UserHandle.getUserId(uid)), null);
+            } catch (SecurityException e) {
+                Slog.w(TAG, "Can't notify app about app block change", e);
+            }
+
             savePolicyFile();
         }
 
diff --git a/services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java b/services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java
index e0bebee2475e1..9ae6f00f44caf 100644
--- a/services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java
+++ b/services/tests/uiservicestests/src/com/android/server/notification/NotificationManagerServiceTest.java
@@ -1178,6 +1178,34 @@ public class NotificationManagerServiceTest extends UiServiceTestCase {
                 anyString(), anyInt(), eq(mTestNotificationChannel.getId()), anyBoolean());
     }
 
+    @Test
+    public void testUpdateAppNotifyCreatorBlock() throws Exception {
+        mService.setRankingHelper(mRankingHelper);
+
+        mBinderService.setNotificationsEnabledForPackage(PKG, 0, false);
+        ArgumentCaptor<Intent> captor = ArgumentCaptor.forClass(Intent.class);
+        verify(mContext, times(1)).sendBroadcastAsUser(captor.capture(), any(), eq(null));
+
+        assertEquals(NotificationManager.ACTION_APP_BLOCK_STATE_CHANGED,
+                captor.getValue().getAction());
+        assertEquals(PKG, captor.getValue().getPackage());
+        assertTrue(captor.getValue().getBooleanExtra(EXTRA_BLOCKED_STATE, false));
+    }
+
+    @Test
+    public void testUpdateAppNotifyCreatorUnblock() throws Exception {
+        mService.setRankingHelper(mRankingHelper);
+
+        mBinderService.setNotificationsEnabledForPackage(PKG, 0, true);
+        ArgumentCaptor<Intent> captor = ArgumentCaptor.forClass(Intent.class);
+        verify(mContext, times(1)).sendBroadcastAsUser(captor.capture(), any(), eq(null));
+
+        assertEquals(NotificationManager.ACTION_APP_BLOCK_STATE_CHANGED,
+                captor.getValue().getAction());
+        assertEquals(PKG, captor.getValue().getPackage());
+        assertFalse(captor.getValue().getBooleanExtra(EXTRA_BLOCKED_STATE, true));
+    }
+
     @Test
     public void testUpdateChannelNotifyCreatorBlock() throws Exception {
         mService.setRankingHelper(mRankingHelper);