diff --git a/radio/1.5/vts/functional/radio_hidl_hal_api.cpp b/radio/1.5/vts/functional/radio_hidl_hal_api.cpp
index b86fa5f..650ede4 100644
--- a/radio/1.5/vts/functional/radio_hidl_hal_api.cpp
+++ b/radio/1.5/vts/functional/radio_hidl_hal_api.cpp
@@ -17,3 +17,266 @@
 #include <radio_hidl_hal_utils_v1_5.h>
 
 #define ASSERT_OK(ret) ASSERT_TRUE(ret.isOk())
+
+/*
+ * Test IRadio.setSignalStrengthReportingCriteria_1_5() with invalid hysteresisDb
+ */
+TEST_F(RadioHidlTest_v1_5, setSignalStrengthReportingCriteria_1_5_invalidHysteresisDb) {
+    serial = GetRandomSerialNumber();
+
+    ::android::hardware::radio::V1_5::SignalThresholdInfo signalThresholdInfo;
+    signalThresholdInfo.signalMeasurement = SignalMeasurementType::RSSI;
+    signalThresholdInfo.hysteresisMs = 5000;
+    signalThresholdInfo.hysteresisDb = 10;  // hysteresisDb too large given threshold list deltas
+    signalThresholdInfo.thresholds = {-109, -103, -97, -89};
+
+    Return<void> res = radio_v1_5->setSignalStrengthReportingCriteria_1_5(
+            serial, signalThresholdInfo, ::android::hardware::radio::V1_5::AccessNetwork::GERAN);
+    ASSERT_OK(res);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_v1_5->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_v1_5->rspInfo.serial);
+
+    ALOGI("setSignalStrengthReportingCriteria_1_5_invalidHysteresisDb, rspInfo.error = %s\n",
+          toString(radioRsp_v1_5->rspInfo.error).c_str());
+    ASSERT_TRUE(CheckAnyOfErrors(radioRsp_v1_5->rspInfo.error, {RadioError::INVALID_ARGUMENTS}));
+}
+
+/*
+ * Test IRadio.setSignalStrengthReportingCriteria_1_5() with empty thresholds
+ */
+TEST_F(RadioHidlTest_v1_5, setSignalStrengthReportingCriteria_1_5_EmptyThresholds) {
+    serial = GetRandomSerialNumber();
+
+    ::android::hardware::radio::V1_5::SignalThresholdInfo signalThresholdInfo;
+    signalThresholdInfo.signalMeasurement = SignalMeasurementType::RSSI;
+    signalThresholdInfo.hysteresisMs = 0;
+    signalThresholdInfo.hysteresisDb = 0;
+
+    Return<void> res = radio_v1_5->setSignalStrengthReportingCriteria_1_5(
+            serial, signalThresholdInfo, ::android::hardware::radio::V1_5::AccessNetwork::GERAN);
+    ASSERT_OK(res);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_v1_5->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_v1_5->rspInfo.serial);
+
+    ALOGI("setSignalStrengthReportingCriteria_1_5_EmptyParams, rspInfo.error = %s\n",
+          toString(radioRsp_v1_5->rspInfo.error).c_str());
+    ASSERT_TRUE(CheckAnyOfErrors(radioRsp_v1_5->rspInfo.error, {RadioError::NONE}));
+}
+
+/*
+ * Test IRadio.setSignalStrengthReportingCriteria_1_5() for GERAN
+ */
+TEST_F(RadioHidlTest_v1_5, setSignalStrengthReportingCriteria_1_5_Geran) {
+    serial = GetRandomSerialNumber();
+
+    ::android::hardware::radio::V1_5::SignalThresholdInfo signalThresholdInfo;
+    signalThresholdInfo.signalMeasurement = SignalMeasurementType::RSSI;
+    signalThresholdInfo.hysteresisMs = 5000;
+    signalThresholdInfo.hysteresisDb = 2;
+    signalThresholdInfo.thresholds = {-109, -103, -97, -89};
+
+    Return<void> res = radio_v1_5->setSignalStrengthReportingCriteria_1_5(
+            serial, signalThresholdInfo, ::android::hardware::radio::V1_5::AccessNetwork::GERAN);
+    ASSERT_OK(res);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_v1_5->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_v1_5->rspInfo.serial);
+
+    ALOGI("setSignalStrengthReportingCriteria_1_5_Geran, rspInfo.error = %s\n",
+          toString(radioRsp_v1_5->rspInfo.error).c_str());
+    ASSERT_TRUE(CheckAnyOfErrors(radioRsp_v1_5->rspInfo.error, {RadioError::NONE}));
+}
+
+/*
+ * Test IRadio.setSignalStrengthReportingCriteria_1_5() for UTRAN
+ */
+TEST_F(RadioHidlTest_v1_5, setSignalStrengthReportingCriteria_1_5_Utran) {
+    serial = GetRandomSerialNumber();
+
+    ::android::hardware::radio::V1_5::SignalThresholdInfo signalThresholdInfo;
+    signalThresholdInfo.signalMeasurement = SignalMeasurementType::RSCP;
+    signalThresholdInfo.hysteresisMs = 5000;
+    signalThresholdInfo.hysteresisDb = 2;
+    signalThresholdInfo.thresholds = {-110, -97, -73, -49, -25};
+
+    Return<void> res = radio_v1_5->setSignalStrengthReportingCriteria_1_5(
+            serial, signalThresholdInfo, ::android::hardware::radio::V1_5::AccessNetwork::UTRAN);
+    ASSERT_OK(res);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_v1_5->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_v1_5->rspInfo.serial);
+
+    ALOGI("setSignalStrengthReportingCriteria_1_5_Utran, rspInfo.error = %s\n",
+          toString(radioRsp_v1_5->rspInfo.error).c_str());
+    ASSERT_TRUE(CheckAnyOfErrors(radioRsp_v1_5->rspInfo.error, {RadioError::NONE}));
+}
+
+/*
+ * Test IRadio.setSignalStrengthReportingCriteria_1_5() for EUTRAN
+ */
+TEST_F(RadioHidlTest_v1_5, setSignalStrengthReportingCriteria_1_5_Eutran_RSRP) {
+    serial = GetRandomSerialNumber();
+
+    ::android::hardware::radio::V1_5::SignalThresholdInfo signalThresholdInfo;
+    signalThresholdInfo.signalMeasurement = SignalMeasurementType::RSRP;
+    signalThresholdInfo.hysteresisMs = 5000;
+    signalThresholdInfo.hysteresisDb = 2;
+    signalThresholdInfo.thresholds = {-128, -108, -88, -68};
+
+    Return<void> res = radio_v1_5->setSignalStrengthReportingCriteria_1_5(
+            serial, signalThresholdInfo, ::android::hardware::radio::V1_5::AccessNetwork::EUTRAN);
+    ASSERT_OK(res);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_v1_5->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_v1_5->rspInfo.serial);
+
+    ALOGI("setSignalStrengthReportingCriteria_1_5_Eutran, rspInfo.error = %s\n",
+          toString(radioRsp_v1_5->rspInfo.error).c_str());
+    ASSERT_TRUE(CheckAnyOfErrors(radioRsp_v1_5->rspInfo.error, {RadioError::NONE}));
+}
+
+/*
+ * Test IRadio.setSignalStrengthReportingCriteria_1_5() for EUTRAN
+ */
+TEST_F(RadioHidlTest_v1_5, setSignalStrengthReportingCriteria_1_5_Eutran_RSRQ) {
+    serial = GetRandomSerialNumber();
+
+    ::android::hardware::radio::V1_5::SignalThresholdInfo signalThresholdInfo;
+    signalThresholdInfo.signalMeasurement = SignalMeasurementType::RSRQ;
+    signalThresholdInfo.hysteresisMs = 5000;
+    signalThresholdInfo.hysteresisDb = 2;
+    signalThresholdInfo.thresholds = {-27, -20, -13, -6};
+
+    Return<void> res = radio_v1_5->setSignalStrengthReportingCriteria_1_5(
+            serial, signalThresholdInfo, ::android::hardware::radio::V1_5::AccessNetwork::EUTRAN);
+    ASSERT_OK(res);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_v1_5->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_v1_5->rspInfo.serial);
+
+    ALOGI("setSignalStrengthReportingCriteria_1_5_Eutran, rspInfo.error = %s\n",
+          toString(radioRsp_v1_5->rspInfo.error).c_str());
+    ASSERT_TRUE(CheckAnyOfErrors(radioRsp_v1_5->rspInfo.error, {RadioError::NONE}));
+}
+
+/*
+ * Test IRadio.setSignalStrengthReportingCriteria_1_5() for EUTRAN
+ */
+TEST_F(RadioHidlTest_v1_5, setSignalStrengthReportingCriteria_1_5_Eutran_RSSNR) {
+    serial = GetRandomSerialNumber();
+
+    ::android::hardware::radio::V1_5::SignalThresholdInfo signalThresholdInfo;
+    signalThresholdInfo.signalMeasurement = SignalMeasurementType::RSSNR;
+    signalThresholdInfo.hysteresisMs = 5000;
+    signalThresholdInfo.hysteresisDb = 2;
+    signalThresholdInfo.thresholds = {-10, 0, 10, 20};
+
+    Return<void> res = radio_v1_5->setSignalStrengthReportingCriteria_1_5(
+            serial, signalThresholdInfo, ::android::hardware::radio::V1_5::AccessNetwork::EUTRAN);
+    ASSERT_OK(res);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_v1_5->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_v1_5->rspInfo.serial);
+
+    ALOGI("setSignalStrengthReportingCriteria_1_5_Eutran, rspInfo.error = %s\n",
+          toString(radioRsp_v1_5->rspInfo.error).c_str());
+    ASSERT_TRUE(CheckAnyOfErrors(radioRsp_v1_5->rspInfo.error, {RadioError::NONE}));
+}
+
+/*
+ * Test IRadio.setSignalStrengthReportingCriteria_1_5() for CDMA2000
+ */
+TEST_F(RadioHidlTest_v1_5, setSignalStrengthReportingCriteria_1_5_Cdma2000) {
+    serial = GetRandomSerialNumber();
+
+    ::android::hardware::radio::V1_5::SignalThresholdInfo signalThresholdInfo;
+    signalThresholdInfo.signalMeasurement = SignalMeasurementType::RSSI;
+    signalThresholdInfo.hysteresisMs = 5000;
+    signalThresholdInfo.hysteresisDb = 2;
+    signalThresholdInfo.thresholds = {-105, -90, -75, -65};
+
+    Return<void> res = radio_v1_5->setSignalStrengthReportingCriteria_1_5(
+            serial, signalThresholdInfo, ::android::hardware::radio::V1_5::AccessNetwork::CDMA2000);
+    ASSERT_OK(res);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_v1_5->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_v1_5->rspInfo.serial);
+
+    ALOGI("setSignalStrengthReportingCriteria_1_5_Cdma2000, rspInfo.error = %s\n",
+          toString(radioRsp_v1_5->rspInfo.error).c_str());
+    ASSERT_TRUE(CheckAnyOfErrors(radioRsp_v1_5->rspInfo.error, {RadioError::NONE}));
+}
+
+/*
+ * Test IRadio.setSignalStrengthReportingCriteria_1_5() for NGRAN_SSRSRP
+ */
+TEST_F(RadioHidlTest_v1_5, setSignalStrengthReportingCriteria_1_5_NGRAN_SSRSRP) {
+    serial = GetRandomSerialNumber();
+
+    ::android::hardware::radio::V1_5::SignalThresholdInfo signalThresholdInfo;
+    signalThresholdInfo.signalMeasurement = SignalMeasurementType::SSRSRP;
+    signalThresholdInfo.hysteresisMs = 5000;
+    signalThresholdInfo.hysteresisDb = 0;
+    signalThresholdInfo.thresholds = {-105, -90, -75, -65};
+
+    Return<void> res = radio_v1_5->setSignalStrengthReportingCriteria_1_5(
+            serial, signalThresholdInfo, ::android::hardware::radio::V1_5::AccessNetwork::NGRAN);
+    ASSERT_OK(res);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_v1_5->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_v1_5->rspInfo.serial);
+
+    ALOGI("setSignalStrengthReportingCriteria_1_5_NGRAN_SSRSRP, rspInfo.error = %s\n",
+          toString(radioRsp_v1_5->rspInfo.error).c_str());
+    ASSERT_TRUE(CheckAnyOfErrors(radioRsp_v1_5->rspInfo.error, {RadioError::NONE}));
+}
+
+/*
+ * Test IRadio.setSignalStrengthReportingCriteria_1_5() for NGRAN_SSRSRQ
+ */
+TEST_F(RadioHidlTest_v1_5, setSignalStrengthReportingCriteria_1_5_NGRAN_SSRSRQ) {
+    serial = GetRandomSerialNumber();
+
+    ::android::hardware::radio::V1_5::SignalThresholdInfo signalThresholdInfo;
+    signalThresholdInfo.signalMeasurement = SignalMeasurementType::SSRSRQ;
+    signalThresholdInfo.hysteresisMs = 5000;
+    signalThresholdInfo.hysteresisDb = 0;
+    signalThresholdInfo.thresholds = {-15, -10, -5, -4};
+
+    Return<void> res = radio_v1_5->setSignalStrengthReportingCriteria_1_5(
+            serial, signalThresholdInfo, ::android::hardware::radio::V1_5::AccessNetwork::NGRAN);
+    ASSERT_OK(res);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_v1_5->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_v1_5->rspInfo.serial);
+
+    ALOGI("setSignalStrengthReportingCriteria_1_5_NGRAN_SSRSRQ, rspInfo.error = %s\n",
+          toString(radioRsp_v1_5->rspInfo.error).c_str());
+    ASSERT_TRUE(CheckAnyOfErrors(radioRsp_v1_5->rspInfo.error, {RadioError::NONE}));
+}
+
+/*
+ * Test IRadio.setSignalStrengthReportingCriteria_1_5() for NGRAN_SSSINR
+ */
+TEST_F(RadioHidlTest_v1_5, setSignalStrengthReportingCriteria_1_5_NGRAN_SSSINR) {
+    serial = GetRandomSerialNumber();
+
+    ::android::hardware::radio::V1_5::SignalThresholdInfo signalThresholdInfo;
+    signalThresholdInfo.signalMeasurement = SignalMeasurementType::SSSINR;
+    signalThresholdInfo.hysteresisMs = 5000;
+    signalThresholdInfo.hysteresisDb = 0;
+    signalThresholdInfo.thresholds = {-10, 3, 16, 18};
+
+    Return<void> res = radio_v1_5->setSignalStrengthReportingCriteria_1_5(
+            serial, signalThresholdInfo, ::android::hardware::radio::V1_5::AccessNetwork::NGRAN);
+    ASSERT_OK(res);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_v1_5->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_v1_5->rspInfo.serial);
+
+    ALOGI("setSignalStrengthReportingCriteria_1_5_NGRAN_SSSINR, rspInfo.error = %s\n",
+          toString(radioRsp_v1_5->rspInfo.error).c_str());
+    ASSERT_TRUE(CheckAnyOfErrors(radioRsp_v1_5->rspInfo.error, {RadioError::NONE}));
+}
\ No newline at end of file
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 799702b..683fdfc 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
@@ -521,6 +521,9 @@
     Return<void> getAllowedCarriersResponse_1_4(const RadioResponseInfo& info,
                                                 const CarrierRestrictionsWithPriority& carriers,
                                                 SimLockMultiSimPolicy multiSimPolicy);
+
+    /* 1.5 Api */
+    Return<void> setSignalStrengthReportingCriteriaResponse_1_5(const RadioResponseInfo& info);
 };
 
 /* 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 1e5cc47..29a9250 100644
--- a/radio/1.5/vts/functional/radio_response.cpp
+++ b/radio/1.5/vts/functional/radio_response.cpp
@@ -885,3 +885,11 @@
     parent_v1_5.notify(info.serial);
     return Void();
 }
+
+/* 1.5 Apis */
+Return<void> RadioResponse_v1_5::setSignalStrengthReportingCriteriaResponse_1_5(
+        const RadioResponseInfo& info) {
+    rspInfo = info;
+    parent_v1_5.notify(info.serial);
+    return Void();
+}
\ No newline at end of file