diff --git a/gnss/2.0/Android.bp b/gnss/2.0/Android.bp
index 200671e..9b6b076 100644
--- a/gnss/2.0/Android.bp
+++ b/gnss/2.0/Android.bp
@@ -13,6 +13,7 @@
         "IAGnssRil.hal",
         "IGnss.hal",
         "IGnssCallback.hal",
+        "IGnssConfiguration.hal",
         "IGnssMeasurement.hal",
         "IGnssMeasurementCallback.hal",
     ],
diff --git a/gnss/2.0/IGnss.hal b/gnss/2.0/IGnss.hal
index fb8b040..e1acd6d 100644
--- a/gnss/2.0/IGnss.hal
+++ b/gnss/2.0/IGnss.hal
@@ -20,13 +20,14 @@
 import @1.1::IGnss;
 
 import IGnssCallback;
+import IGnssConfiguration;
 import IGnssMeasurement;
 import IAGnss;
 import IAGnssRil;
 
 /** Represents the standard GNSS (Global Navigation Satellite System) interface. */
 interface IGnss extends @1.1::IGnss {
-     /**
+    /**
      * Opens the interface and provides the callback routines to the implementation of this
      * interface.
      *
@@ -37,6 +38,13 @@
     setCallback_2_0(IGnssCallback callback) generates (bool success);
 
     /**
+     * This method returns the IGnssConfiguration interface.
+     *
+     * @return gnssConfigurationIface Handle to the IGnssConfiguration interface.
+     */
+    getExtensionGnssConfiguration_2_0() generates (IGnssConfiguration gnssConfigurationIface);
+
+    /**
      * This method returns the IAGnss Interface.
      *
      * The getExtensionAGnss() must return nullptr as the @1.0::IAGnss interface is
diff --git a/gnss/2.0/IGnssConfiguration.hal b/gnss/2.0/IGnssConfiguration.hal
new file mode 100644
index 0000000..90c376e
--- /dev/null
+++ b/gnss/2.0/IGnssConfiguration.hal
@@ -0,0 +1,45 @@
+/*
+ * 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.
+ */
+
+package android.hardware.gnss@2.0;
+
+import @1.1::IGnssConfiguration;
+
+/**
+ * Extended interface for GNSS Configuration support.
+ *
+ * Due to the introduction of new GNSS HAL package android.hardware.gnss.visibility_control@1.0
+ * the following methods in @1.0::IGnssConfiguration are deprecated in this version and not
+ * called by the framework.
+ *
+ * setGpsLock(bitfield<GpsLock> lock) generates (bool success);
+ * setSuplEs(bool enabled) generates (bool success);
+ */
+interface IGnssConfiguration extends @1.1::IGnssConfiguration {
+    /**
+     * This method sets the emergency session extension duration. The GNSS HAL
+     * implementation must serve emergency SUPL and Control Plane network initiated
+     * location requests for this extra duration after the user initiated emergency
+     * session ends.
+     *
+     * @param emergencyExtensionSeconds Number of seconds to extend the emergency
+     * session duration post emergency call.
+     *
+     * @return success True if the GNSS HAL implementation accepts and supports the
+     * extended duration for emergency SUPL and Control Plane location requests.
+     */
+    setEsExtensionSec(uint32_t emergencyExtensionSeconds) generates (bool success);
+};
\ No newline at end of file
diff --git a/gnss/2.0/default/Android.bp b/gnss/2.0/default/Android.bp
index 9119ee4..92d5c1f 100644
--- a/gnss/2.0/default/Android.bp
+++ b/gnss/2.0/default/Android.bp
@@ -21,6 +21,7 @@
     vendor: true,
     vintf_fragments: ["android.hardware.gnss@2.0-service.xml"],
     srcs: [
+        "GnssConfiguration.cpp",
         "AGnss.cpp",
         "AGnssRil.cpp",
         "Gnss.cpp",
diff --git a/gnss/2.0/default/Gnss.cpp b/gnss/2.0/default/Gnss.cpp
index bde904f..5c752d5 100644
--- a/gnss/2.0/default/Gnss.cpp
+++ b/gnss/2.0/default/Gnss.cpp
@@ -20,6 +20,7 @@
 #include <log/log.h>
 #include "AGnss.h"
 #include "AGnssRil.h"
+#include "GnssConfiguration.h"
 #include "GnssMeasurement.h"
 
 using ::android::hardware::Status;
@@ -181,6 +182,10 @@
 }
 
 // Methods from V2_0::IGnss follow.
+Return<sp<V2_0::IGnssConfiguration>> Gnss::getExtensionGnssConfiguration_2_0() {
+    return new GnssConfiguration{};
+}
+
 Return<sp<V2_0::IAGnss>> Gnss::getExtensionAGnss_2_0() {
     return new AGnss{};
 }
diff --git a/gnss/2.0/default/Gnss.h b/gnss/2.0/default/Gnss.h
index 47792cf..e86158f 100644
--- a/gnss/2.0/default/Gnss.h
+++ b/gnss/2.0/default/Gnss.h
@@ -72,6 +72,7 @@
     Return<bool> injectBestLocation(const V1_0::GnssLocation& location) override;
 
     // Methods from V2_0::IGnss follow.
+    Return<sp<V2_0::IGnssConfiguration>> getExtensionGnssConfiguration_2_0() override;
     Return<sp<V2_0::IAGnss>> getExtensionAGnss_2_0() override;
     Return<sp<V2_0::IAGnssRil>> getExtensionAGnssRil_2_0() override;
     Return<sp<V2_0::IGnssMeasurement>> getExtensionGnssMeasurement_2_0() override;
diff --git a/gnss/2.0/default/GnssConfiguration.cpp b/gnss/2.0/default/GnssConfiguration.cpp
new file mode 100644
index 0000000..4389dd2
--- /dev/null
+++ b/gnss/2.0/default/GnssConfiguration.cpp
@@ -0,0 +1,83 @@
+/*
+ * 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 "GnssConfiguration"
+
+#include "GnssConfiguration.h"
+#include <log/log.h>
+
+namespace android {
+namespace hardware {
+namespace gnss {
+namespace V2_0 {
+namespace implementation {
+
+// Methods from ::android::hardware::gnss::V1_0::IGnssConfiguration follow.
+Return<bool> GnssConfiguration::setSuplEs(bool enable) {
+    ALOGD("setSuplEs enable: %d", enable);
+    // Method deprecated in 2.0 and not expected to be called by the framework.
+    return false;
+}
+
+Return<bool> GnssConfiguration::setSuplVersion(uint32_t) {
+    // TODO implement
+    return bool{};
+}
+
+Return<bool> GnssConfiguration::setSuplMode(hidl_bitfield<SuplMode>) {
+    // TODO implement
+    return bool{};
+}
+
+Return<bool> GnssConfiguration::setGpsLock(hidl_bitfield<GpsLock> gpsLock) {
+    ALOGD("setGpsLock gpsLock: %hhu", static_cast<GpsLock>(gpsLock));
+    // Method deprecated in 2.0 and not expected to be called by the framework.
+    return false;
+}
+
+Return<bool> GnssConfiguration::setLppProfile(hidl_bitfield<LppProfile>) {
+    // TODO implement
+    return bool{};
+}
+
+Return<bool> GnssConfiguration::setGlonassPositioningProtocol(hidl_bitfield<GlonassPosProtocol>) {
+    // TODO implement
+    return bool{};
+}
+
+Return<bool> GnssConfiguration::setEmergencySuplPdn(bool) {
+    // TODO implement
+    return bool{};
+}
+
+// Methods from ::android::hardware::gnss::V1_1::IGnssConfiguration follow.
+Return<bool> GnssConfiguration::setBlacklist(
+    const hidl_vec<V1_1::IGnssConfiguration::BlacklistedSource>&) {
+    // TODO (b/122463906): Reuse 1.1 implementation.
+    return bool{};
+}
+
+// Methods from ::android::hardware::gnss::V2_0::IGnssConfiguration follow.
+Return<bool> GnssConfiguration::setEsExtensionSec(uint32_t emergencyExtensionSeconds) {
+    ALOGD("setEsExtensionSec emergencyExtensionSeconds: %d", emergencyExtensionSeconds);
+    return true;
+}
+
+}  // namespace implementation
+}  // namespace V2_0
+}  // namespace gnss
+}  // namespace hardware
+}  // namespace android
\ No newline at end of file
diff --git a/gnss/2.0/default/GnssConfiguration.h b/gnss/2.0/default/GnssConfiguration.h
new file mode 100644
index 0000000..0c02ccd
--- /dev/null
+++ b/gnss/2.0/default/GnssConfiguration.h
@@ -0,0 +1,62 @@
+/*
+ * 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.
+ */
+
+#ifndef ANDROID_HARDWARE_GNSS_V2_0_GNSSCONFIGURATION_H
+#define ANDROID_HARDWARE_GNSS_V2_0_GNSSCONFIGURATION_H
+
+#include <android/hardware/gnss/2.0/IGnssConfiguration.h>
+#include <hidl/MQDescriptor.h>
+#include <hidl/Status.h>
+
+namespace android {
+namespace hardware {
+namespace gnss {
+namespace V2_0 {
+namespace implementation {
+
+using ::android::sp;
+using ::android::hardware::hidl_array;
+using ::android::hardware::hidl_memory;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+
+struct GnssConfiguration : public IGnssConfiguration {
+    // Methods from ::android::hardware::gnss::V1_0::IGnssConfiguration follow.
+    Return<bool> setSuplEs(bool enabled) override;
+    Return<bool> setSuplVersion(uint32_t version) override;
+    Return<bool> setSuplMode(hidl_bitfield<SuplMode> mode) override;
+    Return<bool> setGpsLock(hidl_bitfield<GpsLock> lock) override;
+    Return<bool> setLppProfile(hidl_bitfield<LppProfile> lppProfile) override;
+    Return<bool> setGlonassPositioningProtocol(hidl_bitfield<GlonassPosProtocol> protocol) override;
+    Return<bool> setEmergencySuplPdn(bool enable) override;
+
+    // Methods from ::android::hardware::gnss::V1_1::IGnssConfiguration follow.
+    Return<bool> setBlacklist(
+        const hidl_vec<V1_1::IGnssConfiguration::BlacklistedSource>& blacklist) override;
+
+    // Methods from ::android::hardware::gnss::V2_0::IGnssConfiguration follow.
+    Return<bool> setEsExtensionSec(uint32_t emergencyExtensionSeconds) override;
+};
+
+}  // namespace implementation
+}  // namespace V2_0
+}  // namespace gnss
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_GNSS_V2_0_GNSSCONFIGURATION_H
\ No newline at end of file
diff --git a/gnss/2.0/vts/functional/VtsHalGnssV2_0TargetTest.cpp b/gnss/2.0/vts/functional/VtsHalGnssV2_0TargetTest.cpp
index ae36c50..a8e40ba 100644
--- a/gnss/2.0/vts/functional/VtsHalGnssV2_0TargetTest.cpp
+++ b/gnss/2.0/vts/functional/VtsHalGnssV2_0TargetTest.cpp
@@ -23,6 +23,7 @@
     ::testing::AddGlobalTestEnvironment(GnssHidlEnvironment::Instance());
     ::testing::InitGoogleTest(&argc, argv);
     GnssHidlEnvironment::Instance()->init(&argc, argv);
+    // TODO (b/122463165): Expand coverage to include 1.1 and 1.0 VTS tests.
     int status = RUN_ALL_TESTS();
     ALOGI("Test result = %d", status);
     return status;
diff --git a/gnss/2.0/vts/functional/gnss_hal_test_cases.cpp b/gnss/2.0/vts/functional/gnss_hal_test_cases.cpp
index ef232c9..cef06a2 100644
--- a/gnss/2.0/vts/functional/gnss_hal_test_cases.cpp
+++ b/gnss/2.0/vts/functional/gnss_hal_test_cases.cpp
@@ -21,6 +21,7 @@
 
 using android::hardware::hidl_vec;
 
+using IGnssConfiguration_2_0 = android::hardware::gnss::V2_0::IGnssConfiguration;
 using IAGnssRil_2_0 = android::hardware::gnss::V2_0::IAGnssRil;
 using IGnssMeasurement_2_0 = android::hardware::gnss::V2_0::IGnssMeasurement;
 using IGnssMeasurement_1_1 = android::hardware::gnss::V1_1::IGnssMeasurement;
@@ -60,6 +61,56 @@
 }
 
 /*
+ * TestGnssConfigurationExtension:
+ * Gets the GnssConfigurationExtension and verifies that it returns an actual extension by
+ * calling a method.
+ *
+ * The GNSS HAL 2.0 implementation must support @2.0::IGnssConfiguration interface due to
+ * the deprecation of some methods in @1.0::IGnssConfiguration interface.
+ */
+TEST_F(GnssHalTest, TestGnssConfigurationExtension) {
+    auto gnssConfiguration = gnss_hal_->getExtensionGnssConfiguration_2_0();
+    ASSERT_TRUE(gnssConfiguration.isOk());
+    sp<IGnssConfiguration_2_0> iGnssConfiguration = gnssConfiguration;
+    ASSERT_NE(iGnssConfiguration, nullptr);
+
+    auto result = iGnssConfiguration->setEsExtensionSec(180);
+    ASSERT_TRUE(result.isOk());
+    // Expected result can be true or false depending on whether HAL implementation supports
+    // detecting emergency sessions without involving the framework.
+}
+
+/*
+ * TestGnssConfiguration_setSuplEs_Deprecation:
+ * Calls setSuplEs and verifies that it returns false.
+ */
+TEST_F(GnssHalTest, TestGnssConfiguration_setSuplEs_Deprecation) {
+    auto gnssConfiguration = gnss_hal_->getExtensionGnssConfiguration_2_0();
+    ASSERT_TRUE(gnssConfiguration.isOk());
+    sp<IGnssConfiguration_2_0> iGnssConfiguration = gnssConfiguration;
+    ASSERT_NE(iGnssConfiguration, nullptr);
+
+    auto result = iGnssConfiguration->setSuplEs(false);
+    ASSERT_TRUE(result.isOk());
+    EXPECT_FALSE(result);
+}
+
+/*
+ * TestGnssConfiguration_setGpsLock_Deprecation:
+ * Calls setGpsLock and verifies that it returns false.
+ */
+TEST_F(GnssHalTest, TestGnssConfiguration_setGpsLock_Deprecation) {
+    auto gnssConfiguration = gnss_hal_->getExtensionGnssConfiguration_2_0();
+    ASSERT_TRUE(gnssConfiguration.isOk());
+    sp<IGnssConfiguration_2_0> iGnssConfiguration = gnssConfiguration;
+    ASSERT_NE(iGnssConfiguration, nullptr);
+
+    auto result = iGnssConfiguration->setGpsLock(0);
+    ASSERT_TRUE(result.isOk());
+    EXPECT_FALSE(result);
+}
+
+/*
  * TestAGnssRilExtension:
  * Gets the AGnssRilExtension and verifies that it returns an actual extension.
  *
@@ -76,11 +127,11 @@
 }
 
 /*
- * TestAGnssRilUpdateNetworkState_2_0:
+ * TestAGnssRil_UpdateNetworkState_2_0:
  * 1. Updates GNSS HAL that a network has connected.
  * 2. Updates GNSS HAL that network has disconnected.
  */
-TEST_F(GnssHalTest, TestAGnssRilUpdateNetworkState_2_0) {
+TEST_F(GnssHalTest, TestAGnssRil_UpdateNetworkState_2_0) {
     auto agnssRil = gnss_hal_->getExtensionAGnssRil_2_0();
     ASSERT_TRUE(agnssRil.isOk());
     sp<IAGnssRil_2_0> iAGnssRil = agnssRil;