diff --git a/api/system-current.txt b/api/system-current.txt
index c5ca20bb5b54ef9694e9a35549400fdffb8846a3..1e7b94e883e4c54ea11b6caa578c390506f123e5 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -32714,6 +32714,7 @@ package android.telecom {
     field public static final java.lang.String ACTION_DEFAULT_DIALER_CHANGED = "android.telecom.action.DEFAULT_DIALER_CHANGED";
     field public static final java.lang.String ACTION_INCOMING_CALL = "android.telecom.action.INCOMING_CALL";
     field public static final java.lang.String ACTION_PHONE_ACCOUNT_REGISTERED = "android.telecom.action.PHONE_ACCOUNT_REGISTERED";
+    field public static final java.lang.String ACTION_PHONE_ACCOUNT_UNREGISTERED = "android.telecom.action.PHONE_ACCOUNT_UNREGISTERED";
     field public static final java.lang.String ACTION_SHOW_CALL_ACCESSIBILITY_SETTINGS = "android.telecom.action.SHOW_CALL_ACCESSIBILITY_SETTINGS";
     field public static final java.lang.String ACTION_SHOW_CALL_SETTINGS = "android.telecom.action.SHOW_CALL_SETTINGS";
     field public static final java.lang.String ACTION_SHOW_MISSED_CALLS_NOTIFICATION = "android.telecom.action.SHOW_MISSED_CALLS_NOTIFICATION";
diff --git a/telecomm/java/android/telecom/TelecomManager.java b/telecomm/java/android/telecom/TelecomManager.java
index 8779462e073ea7315d6cff681ee9c4f647ad959a..b07b018f5a19c800006f8d689d47c6538f9c6785 100644
--- a/telecomm/java/android/telecom/TelecomManager.java
+++ b/telecomm/java/android/telecom/TelecomManager.java
@@ -115,6 +115,15 @@ public class TelecomManager {
     public static final String ACTION_PHONE_ACCOUNT_REGISTERED =
             "android.telecom.action.PHONE_ACCOUNT_REGISTERED";
 
+    /**
+     * The {@link android.content.Intent} action used indicate that a phone account was
+     * just unregistered.
+     * @hide
+     */
+    @SystemApi
+    public static final String ACTION_PHONE_ACCOUNT_UNREGISTERED =
+            "android.telecom.action.PHONE_ACCOUNT_UNREGISTERED";
+
     /**
      * Activity action: Shows a dialog asking the user whether or not they want to replace the
      * current default Dialer with the one specified in