diff --git a/radio/1.0/IRadioResponse.hal b/radio/1.0/IRadioResponse.hal
index 538c06d1aa..dafd264350 100644
--- a/radio/1.0/IRadioResponse.hal
+++ b/radio/1.0/IRadioResponse.hal
@@ -1560,6 +1560,16 @@ interface IRadioResponse {
      */
     oneway reportSmsMemoryStatusResponse(RadioResponseInfo info);
 
+    /*
+     * @param info Response info struct containing response type, serial no. and error
+     *
+     * Valid errors returned:
+     *   RadioError:NONE
+     *   RadioError:RADIO_NOT_AVAILABLE
+     *   RadioError:GENERIC_FAILURE
+     */
+    oneway reportStkServiceIsRunningResponse(RadioResponseInfo info);
+
     /*
      * @param info Response info struct containing response type, serial no. and error
      * @param source CDMA subscription source