diff --git a/radio/1.4/IRadio.hal b/radio/1.4/IRadio.hal
index 511aa05953..b0810a4422 100644
--- a/radio/1.4/IRadio.hal
+++ b/radio/1.4/IRadio.hal
@@ -18,6 +18,7 @@ package android.hardware.radio@1.4;
 
 import @1.0::Dial;
 import @1.2::DataRequestReason;
+import @1.2::NetworkScanRequest;
 import @1.3::IRadio;
 import @1.4::AccessNetwork;
 import @1.4::DataProfileInfo;
@@ -136,6 +137,17 @@ interface IRadio extends @1.3::IRadio {
     oneway emergencyDial(int32_t serial, Dial dialInfo,
             bitfield<EmergencyServiceCategory> categories, EmergencyCallRouting routing);
 
+    /**
+     * Starts a network scan
+     *
+     * @param serial Serial number of request.
+     * @param request Defines the radio networks/bands/channels which need to be scanned.
+     *
+     * Same API as @1.2::IRadio.startNetworkScan_1_2, except using the
+     * @1.4::IRadioResponse.startNetworkScanResponse_1_4 as the response.
+     */
+    oneway startNetworkScan_1_4(int32_t serial, NetworkScanRequest request);
+
     /**
      * Query the preferred network type bitmap.
      *
diff --git a/radio/1.4/IRadioResponse.hal b/radio/1.4/IRadioResponse.hal
index df409694e5..a58a5c1a12 100644
--- a/radio/1.4/IRadioResponse.hal
+++ b/radio/1.4/IRadioResponse.hal
@@ -48,6 +48,23 @@ interface IRadioResponse extends @1.3::IRadioResponse {
      */
     oneway emergencyDialResponse(RadioResponseInfo info);
 
+    /**
+     * @param info Response info struct containing response type, serial no. and error
+     *
+     * Same API as @1.1::IRadioResponse.startNetworkScanResponse, except disallowing error codes
+     * OPERATION_NOT_ALLOWED and REQUEST_NOT_SUPPORTED.
+     *
+     * Valid errors returned:
+     *   RadioError:NONE
+     *   RadioError:RADIO_NOT_AVAILABLE
+     *   RadioError:DEVICE_IN_USE
+     *   RadioError:INTERNAL_ERR
+     *   RadioError:NO_MEMORY
+     *   RadioError:MODEM_ERR
+     *   RadioError:INVALID_ARGUMENTS
+     */
+    oneway startNetworkScanResponse_1_4(RadioResponseInfo info);
+
     /**
      * @param info Response info struct containing response type, serial no. and error
      * @param cellInfo List of current cell information known to radio