diff --git a/nfc/api/system-current.txt b/nfc/api/system-current.txt
index 0f97b2c..bc8a7af 100644
--- a/nfc/api/system-current.txt
+++ b/nfc/api/system-current.txt
@@ -82,6 +82,7 @@
     method public void onEnableStarted();
     method public void onHceEventReceived(int);
     method public void onNdefRead(@NonNull java.util.function.Consumer<java.lang.Boolean>);
+    method public void onReaderOptionChanged(boolean);
     method public void onRfDiscoveryStarted(boolean);
     method public void onRfFieldActivated(boolean);
     method public void onRoutingChanged();
diff --git a/nfc/java/android/nfc/INfcOemExtensionCallback.aidl b/nfc/java/android/nfc/INfcOemExtensionCallback.aidl
index b65c837..e49ef7e 100644
--- a/nfc/java/android/nfc/INfcOemExtensionCallback.aidl
+++ b/nfc/java/android/nfc/INfcOemExtensionCallback.aidl
@@ -37,6 +37,7 @@
    void onTagDispatch(in ResultReceiver isSkipped);
    void onRoutingChanged();
    void onHceEventReceived(int action);
+   void onReaderOptionChanged(boolean enabled);
    void onCardEmulationActivated(boolean isActivated);
    void onRfFieldActivated(boolean isActivated);
    void onRfDiscoveryStarted(boolean isDiscoveryStarted);
diff --git a/nfc/java/android/nfc/NfcOemExtension.java b/nfc/java/android/nfc/NfcOemExtension.java
index 632f693..d51b704 100644
--- a/nfc/java/android/nfc/NfcOemExtension.java
+++ b/nfc/java/android/nfc/NfcOemExtension.java
@@ -223,6 +223,13 @@
         void onHceEventReceived(@HostCardEmulationAction int action);
 
         /**
+         * API to notify when reader option has been changed using
+         * {@link NfcAdapter#enableReaderOption(boolean)} by some app.
+         * @param enabled Flag indicating ReaderMode enabled/disabled
+         */
+        void onReaderOptionChanged(boolean enabled);
+
+        /**
         * Notifies NFC is activated in listen mode.
         * NFC Forum NCI-2.3 ch.5.2.6 specification
         *
@@ -488,6 +495,12 @@
                     handleVoidCallback(action, cb::onHceEventReceived, ex));
         }
 
+        @Override
+        public void onReaderOptionChanged(boolean enabled) throws RemoteException {
+            mCallbackMap.forEach((cb, ex) ->
+                    handleVoidCallback(enabled, cb::onReaderOptionChanged, ex));
+        }
+
         private <T> void handleVoidCallback(
                 T input, Consumer<T> callbackMethod, Executor executor) {
             synchronized (mLock) {