diff --git a/cas/1.0/default/service.cpp b/cas/1.0/default/service.cpp
index 2e6e55d..516acfb 100644
--- a/cas/1.0/default/service.cpp
+++ b/cas/1.0/default/service.cpp
@@ -47,7 +47,7 @@
     android::status_t status;
     if (kLazyService) {
         auto serviceRegistrar = std::make_shared<LazyServiceRegistrar>();
-        status = serviceRegistrar->registerServiceWithCallback(service);
+        status = serviceRegistrar->registerService(service);
     } else {
         status = service->registerAsService();
     }
diff --git a/neuralnetworks/1.0/vts/functional/GeneratedTestHarness.cpp b/neuralnetworks/1.0/vts/functional/GeneratedTestHarness.cpp
index ab524c2..7c5b0bc 100644
--- a/neuralnetworks/1.0/vts/functional/GeneratedTestHarness.cpp
+++ b/neuralnetworks/1.0/vts/functional/GeneratedTestHarness.cpp
@@ -88,11 +88,22 @@
                                                 sp<ExecutionCallback>& callback) {
     return preparedModel->execute_1_2(request, callback);
 }
+static Return<ErrorStatus> ExecutePreparedModel(sp<V1_0::IPreparedModel>&, const Request&) {
+    ADD_FAILURE() << "asking for synchronous execution at V1_0";
+    return ErrorStatus::GENERAL_FAILURE;
+}
+static Return<ErrorStatus> ExecutePreparedModel(sp<V1_2::IPreparedModel>& preparedModel,
+                                                const Request& request) {
+    return preparedModel->executeSynchronously(request);
+}
+enum class Synchronously { NO, YES };
+const float kDefaultAtol = 1e-5f;
+const float kDefaultRtol = 1e-5f;
 template <typename T_IPreparedModel>
 void EvaluatePreparedModel(sp<T_IPreparedModel>& preparedModel, std::function<bool(int)> is_ignored,
                            const std::vector<MixedTypedExample>& examples,
-                           bool hasRelaxedFloat32Model = false, float fpAtol = 1e-5f,
-                           float fpRtol = 1e-5f) {
+                           bool hasRelaxedFloat32Model = false, float fpAtol = kDefaultAtol,
+                           float fpRtol = kDefaultRtol, Synchronously sync = Synchronously::NO) {
     const uint32_t INPUT = 0;
     const uint32_t OUTPUT = 1;
 
@@ -185,19 +196,31 @@
         inputMemory->commit();
         outputMemory->commit();
 
-        // launch execution
-        sp<ExecutionCallback> executionCallback = new ExecutionCallback();
-        ASSERT_NE(nullptr, executionCallback.get());
-        Return<ErrorStatus> executionLaunchStatus = ExecutePreparedModel(
-            preparedModel, {.inputs = inputs_info, .outputs = outputs_info, .pools = pools},
-            executionCallback);
-        ASSERT_TRUE(executionLaunchStatus.isOk());
-        EXPECT_EQ(ErrorStatus::NONE, static_cast<ErrorStatus>(executionLaunchStatus));
+        if (sync == Synchronously::NO) {
+            SCOPED_TRACE("asynchronous");
 
-        // retrieve execution status
-        executionCallback->wait();
-        ErrorStatus executionReturnStatus = executionCallback->getStatus();
-        EXPECT_EQ(ErrorStatus::NONE, executionReturnStatus);
+            // launch execution
+            sp<ExecutionCallback> executionCallback = new ExecutionCallback();
+            ASSERT_NE(nullptr, executionCallback.get());
+            Return<ErrorStatus> executionLaunchStatus = ExecutePreparedModel(
+                preparedModel, {.inputs = inputs_info, .outputs = outputs_info, .pools = pools},
+                executionCallback);
+            ASSERT_TRUE(executionLaunchStatus.isOk());
+            EXPECT_EQ(ErrorStatus::NONE, static_cast<ErrorStatus>(executionLaunchStatus));
+
+            // retrieve execution status
+            executionCallback->wait();
+            ErrorStatus executionReturnStatus = executionCallback->getStatus();
+            EXPECT_EQ(ErrorStatus::NONE, executionReturnStatus);
+        } else {
+            SCOPED_TRACE("synchronous");
+
+            // execute
+            Return<ErrorStatus> executionStatus = ExecutePreparedModel(
+                preparedModel, {.inputs = inputs_info, .outputs = outputs_info, .pools = pools});
+            ASSERT_TRUE(executionStatus.isOk());
+            EXPECT_EQ(ErrorStatus::NONE, static_cast<ErrorStatus>(executionStatus));
+        }
 
         // validate results
         outputMemory->read();
@@ -215,6 +238,13 @@
         }
     }
 }
+template <typename T_IPreparedModel>
+void EvaluatePreparedModel(sp<T_IPreparedModel>& preparedModel, std::function<bool(int)> is_ignored,
+                           const std::vector<MixedTypedExample>& examples,
+                           bool hasRelaxedFloat32Model, Synchronously sync) {
+    EvaluatePreparedModel(preparedModel, is_ignored, examples, hasRelaxedFloat32Model, kDefaultAtol,
+                          kDefaultRtol, sync);
+}
 
 static void getPreparedModel(sp<PreparedModelCallback> callback,
                              sp<V1_0::IPreparedModel>* preparedModel) {
@@ -362,7 +392,9 @@
     ASSERT_NE(nullptr, preparedModel.get());
 
     EvaluatePreparedModel(preparedModel, is_ignored, examples,
-                          model.relaxComputationFloat32toFloat16);
+                          model.relaxComputationFloat32toFloat16, Synchronously::NO);
+    EvaluatePreparedModel(preparedModel, is_ignored, examples,
+                          model.relaxComputationFloat32toFloat16, Synchronously::YES);
 }
 
 }  // namespace generated_tests
diff --git a/neuralnetworks/1.2/IPreparedModel.hal b/neuralnetworks/1.2/IPreparedModel.hal
index 5590487..4e91c67 100644
--- a/neuralnetworks/1.2/IPreparedModel.hal
+++ b/neuralnetworks/1.2/IPreparedModel.hal
@@ -51,8 +51,9 @@
      * and complete successfully (ErrorStatus::NONE). There must be
      * no failure unless the device itself is in a bad state.
      *
-     * Multiple threads can call the execute_1_2 function on the same IPreparedModel
-     * object concurrently with different requests.
+     * Any number of calls to the execute, execute_1_2, and executeSynchronously
+     * functions, in any combination, may be made concurrently, even on the same
+     * IPreparedModel object.
      *
      * @param request The input and output information on which the prepared
      *                model is to be executed.
@@ -71,4 +72,39 @@
      */
     execute_1_2(Request request, IExecutionCallback callback)
         generates (ErrorStatus status);
+
+    /**
+     * Performs a synchronous execution on a prepared model.
+     *
+     * The execution is performed synchronously with respect to the caller.
+     * executeSynchronously must verify the inputs to the function are
+     * correct. If there is an error, executeSynchronously must immediately
+     * return with the appropriate ErrorStatus value. If the inputs to the
+     * function are valid and there is no error, executeSynchronously must
+     * perform the execution, and must not return until the execution is
+     * complete.
+     *
+     * If the prepared model was prepared from a model wherein all tensor
+     * operands have fully specified dimensions, and the inputs to the function
+     * are valid, then the execution should complete successfully
+     * (ErrorStatus::NONE). There must be no failure unless the device itself is
+     * in a bad state.
+     *
+     * Any number of calls to the execute, execute_1_2, and executeSynchronously
+     * functions, in any combination, may be made concurrently, even on the same
+     * IPreparedModel object.
+     *
+     * @param request The input and output information on which the prepared
+     *                model is to be executed.
+     * @return status Error status of the execution, must be:
+     *                - NONE if execution is performed successfully
+     *                - DEVICE_UNAVAILABLE if driver is offline or busy
+     *                - GENERAL_FAILURE if there is an unspecified error
+     *                - OUTPUT_INSUFFICIENT_SIZE if provided output buffer is
+     *                  not large enough to store the resultant values
+     *                - INVALID_ARGUMENT if one of the input arguments is
+     *                  invalid
+     */
+    executeSynchronously(Request request)
+        generates (ErrorStatus status);
 };
diff --git a/neuralnetworks/1.2/vts/functional/ValidateRequest.cpp b/neuralnetworks/1.2/vts/functional/ValidateRequest.cpp
index e2722aa..d80fbcf 100644
--- a/neuralnetworks/1.2/vts/functional/ValidateRequest.cpp
+++ b/neuralnetworks/1.2/vts/functional/ValidateRequest.cpp
@@ -97,18 +97,29 @@
 static void validate(const sp<IPreparedModel>& preparedModel, const std::string& message,
                      Request request, const std::function<void(Request*)>& mutation) {
     mutation(&request);
-    SCOPED_TRACE(message + " [execute]");
 
-    sp<ExecutionCallback> executionCallback = new ExecutionCallback();
-    ASSERT_NE(nullptr, executionCallback.get());
-    Return<ErrorStatus> executeLaunchStatus =
-        preparedModel->execute_1_2(request, executionCallback);
-    ASSERT_TRUE(executeLaunchStatus.isOk());
-    ASSERT_EQ(ErrorStatus::INVALID_ARGUMENT, static_cast<ErrorStatus>(executeLaunchStatus));
+    {
+        SCOPED_TRACE(message + " [execute_1_2]");
 
-    executionCallback->wait();
-    ErrorStatus executionReturnStatus = executionCallback->getStatus();
-    ASSERT_EQ(ErrorStatus::INVALID_ARGUMENT, executionReturnStatus);
+        sp<ExecutionCallback> executionCallback = new ExecutionCallback();
+        ASSERT_NE(nullptr, executionCallback.get());
+        Return<ErrorStatus> executeLaunchStatus =
+            preparedModel->execute_1_2(request, executionCallback);
+        ASSERT_TRUE(executeLaunchStatus.isOk());
+        ASSERT_EQ(ErrorStatus::INVALID_ARGUMENT, static_cast<ErrorStatus>(executeLaunchStatus));
+
+        executionCallback->wait();
+        ErrorStatus executionReturnStatus = executionCallback->getStatus();
+        ASSERT_EQ(ErrorStatus::INVALID_ARGUMENT, executionReturnStatus);
+    }
+
+    {
+        SCOPED_TRACE(message + " [executeSynchronously]");
+
+        Return<ErrorStatus> executeStatus = preparedModel->executeSynchronously(request);
+        ASSERT_TRUE(executeStatus.isOk());
+        ASSERT_EQ(ErrorStatus::INVALID_ARGUMENT, static_cast<ErrorStatus>(executeStatus));
+    }
 }
 
 // Delete element from hidl_vec. hidl_vec doesn't support a "remove" operation,
diff --git a/nfc/1.2/Android.bp b/nfc/1.2/Android.bp
new file mode 100644
index 0000000..c338e02
--- /dev/null
+++ b/nfc/1.2/Android.bp
@@ -0,0 +1,23 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+    name: "android.hardware.nfc@1.2",
+    root: "android.hardware",
+    vndk: {
+        enabled: true,
+    },
+    srcs: [
+        "types.hal",
+        "INfc.hal",
+    ],
+    interfaces: [
+        "android.hardware.nfc@1.0",
+        "android.hardware.nfc@1.1",
+        "android.hidl.base@1.0",
+    ],
+    types: [
+        "NfcConfig",
+    ],
+    gen_java: true,
+}
+
diff --git a/nfc/1.2/INfc.hal b/nfc/1.2/INfc.hal
new file mode 100644
index 0000000..4788fd7
--- /dev/null
+++ b/nfc/1.2/INfc.hal
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package android.hardware.nfc@1.2;
+
+import @1.1::INfc;
+import @1.2::NfcConfig;
+
+interface INfc extends @1.1::INfc {
+    /**
+     * Fetches vendor specific configurations.
+     * @return config indicates support for certain features and
+     *     populates the vendor specific configs
+     */
+    getConfig_1_2() generates (NfcConfig config);
+};
diff --git a/nfc/1.2/types.hal b/nfc/1.2/types.hal
new file mode 100644
index 0000000..d6db9a8
--- /dev/null
+++ b/nfc/1.2/types.hal
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package android.hardware.nfc@1.2;
+
+import @1.1::NfcConfig;
+
+struct NfcConfig {
+    @1.1::NfcConfig v1_1;
+
+    /*
+     * NFCEE ID for offhost UICC & eSE secure element.
+     * 0x00 if there aren't any. Refer NCI specification
+     */
+    vec<uint8_t> offHostRouteUicc;
+    vec<uint8_t> offHostRouteEse;
+
+    /** Default IsoDep route. 0x00 if there aren't any. Refer NCI spec */
+    uint8_t defaultIsoDepRoute;
+};
diff --git a/nfc/1.2/vts/functional/Android.bp b/nfc/1.2/vts/functional/Android.bp
new file mode 100644
index 0000000..13b254c
--- /dev/null
+++ b/nfc/1.2/vts/functional/Android.bp
@@ -0,0 +1,26 @@
+//
+// Copyright (C) 2018 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+cc_test {
+    name: "VtsHalNfcV1_2TargetTest",
+    defaults: ["VtsHalTargetTestDefaults"],
+    srcs: ["VtsHalNfcV1_2TargetTest.cpp"],
+    static_libs: [
+        "android.hardware.nfc@1.0",
+        "android.hardware.nfc@1.1",
+        "android.hardware.nfc@1.2",
+    ],
+}
diff --git a/nfc/1.2/vts/functional/VtsHalNfcV1_2TargetTest.cpp b/nfc/1.2/vts/functional/VtsHalNfcV1_2TargetTest.cpp
new file mode 100644
index 0000000..ee4a887
--- /dev/null
+++ b/nfc/1.2/vts/functional/VtsHalNfcV1_2TargetTest.cpp
@@ -0,0 +1,187 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "nfc_hidl_hal_test"
+#include <android-base/logging.h>
+
+#include <android/hardware/nfc/1.1/INfcClientCallback.h>
+#include <android/hardware/nfc/1.2/INfc.h>
+#include <android/hardware/nfc/1.2/types.h>
+#include <hardware/nfc.h>
+
+#include <VtsHalHidlTargetCallbackBase.h>
+#include <VtsHalHidlTargetTestBase.h>
+#include <VtsHalHidlTargetTestEnvBase.h>
+
+using ::android::sp;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::hardware::nfc::V1_0::NfcData;
+using ::android::hardware::nfc::V1_0::NfcStatus;
+using ::android::hardware::nfc::V1_1::INfcClientCallback;
+using ::android::hardware::nfc::V1_1::NfcEvent;
+using ::android::hardware::nfc::V1_2::INfc;
+using ::android::hardware::nfc::V1_2::NfcConfig;
+
+// Range of valid off host route ids
+constexpr unsigned int MIN_OFFHOST_ROUTE_ID = 0x80;
+constexpr unsigned int MAX_OFFHOST_ROUTE_ID = 0xFE;
+
+constexpr char kCallbackNameSendEvent[] = "sendEvent";
+constexpr char kCallbackNameSendData[] = "sendData";
+
+class NfcClientCallbackArgs {
+   public:
+    NfcEvent last_event_;
+    NfcStatus last_status_;
+    NfcData last_data_;
+};
+
+/* Callback class for data & Event. */
+class NfcClientCallback : public ::testing::VtsHalHidlTargetCallbackBase<NfcClientCallbackArgs>,
+                          public INfcClientCallback {
+   public:
+    virtual ~NfcClientCallback() = default;
+
+    /* sendEvent callback function - Records the Event & Status
+     * and notifies the TEST
+     **/
+    Return<void> sendEvent_1_1(NfcEvent event, NfcStatus event_status) override {
+        NfcClientCallbackArgs args;
+        args.last_event_ = event;
+        args.last_status_ = event_status;
+        NotifyFromCallback(kCallbackNameSendEvent, args);
+        return Void();
+    };
+
+    /** NFC 1.1 HAL shouldn't send 1.0 callbacks */
+    Return<void> sendEvent(__attribute__((unused))::android::hardware::nfc::V1_0::NfcEvent event,
+                           __attribute__((unused)) NfcStatus event_status) override {
+        return Void();
+    }
+
+    /* sendData callback function. Records the data and notifies the TEST*/
+    Return<void> sendData(const NfcData& data) override {
+        NfcClientCallbackArgs args;
+        args.last_data_ = data;
+        NotifyFromCallback(kCallbackNameSendData, args);
+        return Void();
+    };
+};
+
+// Test environment for Nfc HIDL HAL.
+class NfcHidlEnvironment : public ::testing::VtsHalHidlTargetTestEnvBase {
+   public:
+    // get the test environment singleton
+    static NfcHidlEnvironment* Instance() {
+        static NfcHidlEnvironment* instance = new NfcHidlEnvironment;
+        return instance;
+    }
+
+    virtual void registerTestServices() override { registerTestService<INfc>(); }
+
+   private:
+    NfcHidlEnvironment() {}
+};
+
+// The main test class for NFC HIDL HAL.
+class NfcHidlTest : public ::testing::VtsHalHidlTargetTestBase {
+   public:
+    virtual void SetUp() override {
+        nfc_ = ::testing::VtsHalHidlTargetTestBase::getService<INfc>();
+        ASSERT_NE(nfc_, nullptr);
+
+        nfc_cb_ = new NfcClientCallback();
+        ASSERT_NE(nfc_cb_, nullptr);
+
+        EXPECT_EQ(NfcStatus::OK, nfc_->open_1_1(nfc_cb_));
+        // Wait for OPEN_CPLT event
+        auto res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
+        EXPECT_TRUE(res.no_timeout);
+        EXPECT_EQ(NfcEvent::OPEN_CPLT, res.args->last_event_);
+        EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
+
+        /*
+         * Close the hal and then re-open to make sure we are in a predictable
+         * state for all the tests.
+         */
+        EXPECT_EQ(NfcStatus::OK, nfc_->close());
+        // Wait for CLOSE_CPLT event
+        res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
+        EXPECT_TRUE(res.no_timeout);
+        EXPECT_EQ(NfcEvent::CLOSE_CPLT, res.args->last_event_);
+        EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
+
+        EXPECT_EQ(NfcStatus::OK, nfc_->open_1_1(nfc_cb_));
+        // Wait for OPEN_CPLT event
+        res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
+        EXPECT_TRUE(res.no_timeout);
+        EXPECT_EQ(NfcEvent::OPEN_CPLT, res.args->last_event_);
+        EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
+    }
+
+    virtual void TearDown() override {
+        EXPECT_EQ(NfcStatus::OK, nfc_->close());
+        // Wait for CLOSE_CPLT event
+        auto res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
+        EXPECT_TRUE(res.no_timeout);
+        EXPECT_EQ(NfcEvent::CLOSE_CPLT, res.args->last_event_);
+        EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
+    }
+
+    sp<INfc> nfc_;
+    sp<NfcClientCallback> nfc_cb_;
+};
+
+/*
+ * getConfig:
+ * Calls getConfig()
+ * checks if fields in NfcConfig are populated correctly
+ */
+TEST_F(NfcHidlTest, GetExtendedConfig) {
+    nfc_->getConfig_1_2([](NfcConfig config) {
+        for (uint8_t uicc : config.offHostRouteUicc) {
+            EXPECT_GE(uicc, MIN_OFFHOST_ROUTE_ID);
+            EXPECT_LE(uicc, MAX_OFFHOST_ROUTE_ID);
+        }
+        for (uint8_t ese : config.offHostRouteEse) {
+            EXPECT_GE(ese, MIN_OFFHOST_ROUTE_ID);
+            EXPECT_LE(ese, MAX_OFFHOST_ROUTE_ID);
+        }
+        if (config.defaultIsoDepRoute != 0) {
+            EXPECT_GE(config.defaultIsoDepRoute, MIN_OFFHOST_ROUTE_ID);
+            EXPECT_LE(config.defaultIsoDepRoute, MAX_OFFHOST_ROUTE_ID);
+        }
+    });
+}
+
+int main(int argc, char** argv) {
+    ::testing::AddGlobalTestEnvironment(NfcHidlEnvironment::Instance());
+    ::testing::InitGoogleTest(&argc, argv);
+    NfcHidlEnvironment::Instance()->init(&argc, argv);
+
+    std::system("svc nfc disable"); /* Turn off NFC */
+    sleep(5);
+
+    int status = RUN_ALL_TESTS();
+    LOG(INFO) << "Test result = " << status;
+
+    std::system("svc nfc enable"); /* Turn on NFC */
+    sleep(5);
+
+    return status;
+}