diff --git a/radio/1.5/vts/functional/radio_hidl_hal_utils_v1_5.h b/radio/1.5/vts/functional/radio_hidl_hal_utils_v1_5.h
index c2a7d8a..9256c3e 100644
--- a/radio/1.5/vts/functional/radio_hidl_hal_utils_v1_5.h
+++ b/radio/1.5/vts/functional/radio_hidl_hal_utils_v1_5.h
@@ -558,6 +558,14 @@
             const RadioResponseInfo& info,
             const ::android::hardware::hidl_vec<::android::hardware::radio::V1_5::BarringInfo>&
                     barringInfos);
+
+    Return<void> getVoiceRegistrationStateResponse_1_5(
+            const RadioResponseInfo& info,
+            const ::android::hardware::radio::V1_5::RegStateResult& regResponse);
+
+    Return<void> getDataRegistrationStateResponse_1_5(
+            const RadioResponseInfo& info,
+            const ::android::hardware::radio::V1_5::RegStateResult& regResponse);
 };
 
 /* Callback class for radio indication */
diff --git a/radio/1.5/vts/functional/radio_response.cpp b/radio/1.5/vts/functional/radio_response.cpp
index 644a262..d16833c 100644
--- a/radio/1.5/vts/functional/radio_response.cpp
+++ b/radio/1.5/vts/functional/radio_response.cpp
@@ -969,3 +969,19 @@
     parent_v1_5.notify(info.serial);
     return Void();
 }
+
+Return<void> RadioResponse_v1_5::getVoiceRegistrationStateResponse_1_5(
+        const RadioResponseInfo& info,
+        const ::android::hardware::radio::V1_5::RegStateResult& /*regResponse*/) {
+    rspInfo = info;
+    parent_v1_5.notify(info.serial);
+    return Void();
+}
+
+Return<void> RadioResponse_v1_5::getDataRegistrationStateResponse_1_5(
+        const RadioResponseInfo& info,
+        const ::android::hardware::radio::V1_5::RegStateResult& /*regResponse*/) {
+    rspInfo = info;
+    parent_v1_5.notify(info.serial);
+    return Void();
+}