diff --git a/automotive/vehicle/aidl/generated_lib/cpp/AccessForVehicleProperty.h b/automotive/vehicle/aidl/generated_lib/cpp/AccessForVehicleProperty.h
index 884fd14..d1762c5 100644
--- a/automotive/vehicle/aidl/generated_lib/cpp/AccessForVehicleProperty.h
+++ b/automotive/vehicle/aidl/generated_lib/cpp/AccessForVehicleProperty.h
@@ -191,6 +191,7 @@
         {VehicleProperty::GLOVE_BOX_DOOR_POS, VehiclePropertyAccess::READ_WRITE},
         {VehicleProperty::GLOVE_BOX_LOCKED, VehiclePropertyAccess::READ_WRITE},
         {VehicleProperty::VEHICLE_MAP_SERVICE, VehiclePropertyAccess::READ_WRITE},
+        {VehicleProperty::LOCATION_CHARACTERIZATION, VehiclePropertyAccess::READ},
         {VehicleProperty::OBD2_LIVE_FRAME, VehiclePropertyAccess::READ},
         {VehicleProperty::OBD2_FREEZE_FRAME, VehiclePropertyAccess::READ},
         {VehicleProperty::OBD2_FREEZE_FRAME_INFO, VehiclePropertyAccess::READ},
diff --git a/automotive/vehicle/aidl/generated_lib/cpp/ChangeModeForVehicleProperty.h b/automotive/vehicle/aidl/generated_lib/cpp/ChangeModeForVehicleProperty.h
index dbb10f7..587d8f3 100644
--- a/automotive/vehicle/aidl/generated_lib/cpp/ChangeModeForVehicleProperty.h
+++ b/automotive/vehicle/aidl/generated_lib/cpp/ChangeModeForVehicleProperty.h
@@ -191,6 +191,7 @@
         {VehicleProperty::GLOVE_BOX_DOOR_POS, VehiclePropertyChangeMode::ON_CHANGE},
         {VehicleProperty::GLOVE_BOX_LOCKED, VehiclePropertyChangeMode::ON_CHANGE},
         {VehicleProperty::VEHICLE_MAP_SERVICE, VehiclePropertyChangeMode::ON_CHANGE},
+        {VehicleProperty::LOCATION_CHARACTERIZATION, VehiclePropertyChangeMode::STATIC},
         {VehicleProperty::OBD2_LIVE_FRAME, VehiclePropertyChangeMode::ON_CHANGE},
         {VehicleProperty::OBD2_FREEZE_FRAME, VehiclePropertyChangeMode::ON_CHANGE},
         {VehicleProperty::OBD2_FREEZE_FRAME_INFO, VehiclePropertyChangeMode::ON_CHANGE},
diff --git a/automotive/vehicle/aidl/generated_lib/java/AccessForVehicleProperty.java b/automotive/vehicle/aidl/generated_lib/java/AccessForVehicleProperty.java
index ecd2058..165c1bf 100644
--- a/automotive/vehicle/aidl/generated_lib/java/AccessForVehicleProperty.java
+++ b/automotive/vehicle/aidl/generated_lib/java/AccessForVehicleProperty.java
@@ -183,6 +183,7 @@
         Map.entry(VehicleProperty.GLOVE_BOX_DOOR_POS, VehiclePropertyAccess.READ_WRITE),
         Map.entry(VehicleProperty.GLOVE_BOX_LOCKED, VehiclePropertyAccess.READ_WRITE),
         Map.entry(VehicleProperty.VEHICLE_MAP_SERVICE, VehiclePropertyAccess.READ_WRITE),
+        Map.entry(VehicleProperty.LOCATION_CHARACTERIZATION, VehiclePropertyAccess.READ),
         Map.entry(VehicleProperty.OBD2_LIVE_FRAME, VehiclePropertyAccess.READ),
         Map.entry(VehicleProperty.OBD2_FREEZE_FRAME, VehiclePropertyAccess.READ),
         Map.entry(VehicleProperty.OBD2_FREEZE_FRAME_INFO, VehiclePropertyAccess.READ),
diff --git a/automotive/vehicle/aidl/generated_lib/java/ChangeModeForVehicleProperty.java b/automotive/vehicle/aidl/generated_lib/java/ChangeModeForVehicleProperty.java
index ca95842..7814a44 100644
--- a/automotive/vehicle/aidl/generated_lib/java/ChangeModeForVehicleProperty.java
+++ b/automotive/vehicle/aidl/generated_lib/java/ChangeModeForVehicleProperty.java
@@ -183,6 +183,7 @@
         Map.entry(VehicleProperty.GLOVE_BOX_DOOR_POS, VehiclePropertyChangeMode.ON_CHANGE),
         Map.entry(VehicleProperty.GLOVE_BOX_LOCKED, VehiclePropertyChangeMode.ON_CHANGE),
         Map.entry(VehicleProperty.VEHICLE_MAP_SERVICE, VehiclePropertyChangeMode.ON_CHANGE),
+        Map.entry(VehicleProperty.LOCATION_CHARACTERIZATION, VehiclePropertyChangeMode.STATIC),
         Map.entry(VehicleProperty.OBD2_LIVE_FRAME, VehiclePropertyChangeMode.ON_CHANGE),
         Map.entry(VehicleProperty.OBD2_FREEZE_FRAME, VehiclePropertyChangeMode.ON_CHANGE),
         Map.entry(VehicleProperty.OBD2_FREEZE_FRAME_INFO, VehiclePropertyChangeMode.ON_CHANGE),
diff --git a/automotive/vehicle/aidl/impl/default_config/JsonConfigLoader/src/JsonConfigLoader.cpp b/automotive/vehicle/aidl/impl/default_config/JsonConfigLoader/src/JsonConfigLoader.cpp
index a651178..d921079 100644
--- a/automotive/vehicle/aidl/impl/default_config/JsonConfigLoader/src/JsonConfigLoader.cpp
+++ b/automotive/vehicle/aidl/impl/default_config/JsonConfigLoader/src/JsonConfigLoader.cpp
@@ -57,6 +57,7 @@
 using ::aidl::android::hardware::automotive::vehicle::LaneCenteringAssistState;
 using ::aidl::android::hardware::automotive::vehicle::LaneDepartureWarningState;
 using ::aidl::android::hardware::automotive::vehicle::LaneKeepAssistState;
+using ::aidl::android::hardware::automotive::vehicle::LocationCharacterization;
 using ::aidl::android::hardware::automotive::vehicle::RawPropValues;
 using ::aidl::android::hardware::automotive::vehicle::VehicleApPowerStateReport;
 using ::aidl::android::hardware::automotive::vehicle::VehicleApPowerStateReq;
@@ -200,6 +201,8 @@
             std::make_unique<ConstantParser<VehiclePropertyAccess>>();
     mConstantParsersByType["VehiclePropertyChangeMode"] =
             std::make_unique<ConstantParser<VehiclePropertyChangeMode>>();
+    mConstantParsersByType["LocationCharacterization"] =
+            std::make_unique<ConstantParser<LocationCharacterization>>();
     mConstantParsersByType["VehicleGear"] = std::make_unique<ConstantParser<VehicleGear>>();
     mConstantParsersByType["VehicleAreaWindow"] =
             std::make_unique<ConstantParser<VehicleAreaWindow>>();
diff --git a/automotive/vehicle/aidl/impl/default_config/config/DefaultProperties.json b/automotive/vehicle/aidl/impl/default_config/config/DefaultProperties.json
index ba844cb..b6d987e 100644
--- a/automotive/vehicle/aidl/impl/default_config/config/DefaultProperties.json
+++ b/automotive/vehicle/aidl/impl/default_config/config/DefaultProperties.json
@@ -3130,6 +3130,14 @@
             "property": "VehicleProperty::VEHICLE_MAP_SERVICE"
         },
         {
+            "property": "VehicleProperty::LOCATION_CHARACTERIZATION",
+            "defaultValue": {
+                "int32Values": [
+                    "LocationCharacterization::RAW_GNSS_ONLY"
+                ]
+            }
+        },
+        {
             "property": "VehicleProperty::ELECTRONIC_TOLL_COLLECTION_CARD_TYPE",
             "defaultValue": {
                 "int32Values": [
diff --git a/automotive/vehicle/aidl/impl/utils/common/include/VehicleHalTypes.h b/automotive/vehicle/aidl/impl/utils/common/include/VehicleHalTypes.h
index fc0c8db..7db4246 100644
--- a/automotive/vehicle/aidl/impl/utils/common/include/VehicleHalTypes.h
+++ b/automotive/vehicle/aidl/impl/utils/common/include/VehicleHalTypes.h
@@ -44,6 +44,7 @@
 #include <aidl/android/hardware/automotive/vehicle/LaneCenteringAssistState.h>
 #include <aidl/android/hardware/automotive/vehicle/LaneDepartureWarningState.h>
 #include <aidl/android/hardware/automotive/vehicle/LaneKeepAssistState.h>
+#include <aidl/android/hardware/automotive/vehicle/LocationCharacterization.h>
 #include <aidl/android/hardware/automotive/vehicle/Obd2CommonIgnitionMonitors.h>
 #include <aidl/android/hardware/automotive/vehicle/Obd2FuelSystemStatus.h>
 #include <aidl/android/hardware/automotive/vehicle/Obd2FuelType.h>
diff --git a/automotive/vehicle/aidl_property/aidl_api/android.hardware.automotive.vehicle.property/current/android/hardware/automotive/vehicle/LocationCharacterization.aidl b/automotive/vehicle/aidl_property/aidl_api/android.hardware.automotive.vehicle.property/current/android/hardware/automotive/vehicle/LocationCharacterization.aidl
new file mode 100644
index 0000000..27abe41
--- /dev/null
+++ b/automotive/vehicle/aidl_property/aidl_api/android.hardware.automotive.vehicle.property/current/android/hardware/automotive/vehicle/LocationCharacterization.aidl
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.automotive.vehicle;
+@Backing(type="int") @VintfStability
+enum LocationCharacterization {
+  PRIOR_LOCATIONS = 0x1,
+  GYROSCOPE_FUSION = 0x2,
+  ACCELEROMETER_FUSION = 0x4,
+  COMPASS_FUSION = 0x8,
+  WHEEL_SPEED_FUSION = 0x10,
+  STEERING_ANGLE_FUSION = 0x20,
+  CAR_SPEED_FUSION = 0x40,
+  DEAD_RECKONED = 0x80,
+  RAW_GNSS_ONLY = 0x100,
+}
diff --git a/automotive/vehicle/aidl_property/aidl_api/android.hardware.automotive.vehicle.property/current/android/hardware/automotive/vehicle/VehicleProperty.aidl b/automotive/vehicle/aidl_property/aidl_api/android.hardware.automotive.vehicle.property/current/android/hardware/automotive/vehicle/VehicleProperty.aidl
index 116099f..f3c8234 100644
--- a/automotive/vehicle/aidl_property/aidl_api/android.hardware.automotive.vehicle.property/current/android/hardware/automotive/vehicle/VehicleProperty.aidl
+++ b/automotive/vehicle/aidl_property/aidl_api/android.hardware.automotive.vehicle.property/current/android/hardware/automotive/vehicle/VehicleProperty.aidl
@@ -189,6 +189,7 @@
   GLOVE_BOX_DOOR_POS = (((0x0BF0 + android.hardware.automotive.vehicle.VehiclePropertyGroup.SYSTEM) + android.hardware.automotive.vehicle.VehicleArea.SEAT) + android.hardware.automotive.vehicle.VehiclePropertyType.INT32) /* 356518896 */,
   GLOVE_BOX_LOCKED = (((0x0BF1 + android.hardware.automotive.vehicle.VehiclePropertyGroup.SYSTEM) + android.hardware.automotive.vehicle.VehicleArea.SEAT) + android.hardware.automotive.vehicle.VehiclePropertyType.BOOLEAN) /* 354421745 */,
   VEHICLE_MAP_SERVICE = (((0x0C00 + 0x10000000) + 0x01000000) + 0x00e00000) /* 299895808 */,
+  LOCATION_CHARACTERIZATION = (((0x0C10 + android.hardware.automotive.vehicle.VehiclePropertyGroup.SYSTEM) + android.hardware.automotive.vehicle.VehicleArea.GLOBAL) + android.hardware.automotive.vehicle.VehiclePropertyType.INT32) /* 289410064 */,
   OBD2_LIVE_FRAME = (((0x0D00 + 0x10000000) + 0x01000000) + 0x00e00000) /* 299896064 */,
   OBD2_FREEZE_FRAME = (((0x0D01 + 0x10000000) + 0x01000000) + 0x00e00000) /* 299896065 */,
   OBD2_FREEZE_FRAME_INFO = (((0x0D02 + 0x10000000) + 0x01000000) + 0x00e00000) /* 299896066 */,
diff --git a/automotive/vehicle/aidl_property/android/hardware/automotive/vehicle/LocationCharacterization.aidl b/automotive/vehicle/aidl_property/android/hardware/automotive/vehicle/LocationCharacterization.aidl
new file mode 100644
index 0000000..e06df40
--- /dev/null
+++ b/automotive/vehicle/aidl_property/android/hardware/automotive/vehicle/LocationCharacterization.aidl
@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2023 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.automotive.vehicle;
+
+/**
+ * Used by LOCATION_CHARACTERIZATION to enumerate the supported bit flags.
+ *
+ * These flags are used to indicate to what transformations are performed on the
+ * GNSS data before the location data is sent, so that location processing
+ * algorithms can take into account prior fusion.
+ *
+ * This enum can be extended in future releases to include additional bit flags.
+ */
+@VintfStability
+@Backing(type="int")
+enum LocationCharacterization {
+    /**
+     * Prior location samples have been used to refine the raw GNSS data (e.g. a
+     * Kalman Filter).
+     */
+    PRIOR_LOCATIONS = 0x1,
+    /**
+     * Gyroscope data has been used to refine the raw GNSS data.
+     */
+    GYROSCOPE_FUSION = 0x2,
+    /**
+     * Accelerometer data has been used to refine the raw GNSS data.
+     */
+    ACCELEROMETER_FUSION = 0x4,
+    /**
+     * Compass data has been used to refine the raw GNSS data.
+     */
+    COMPASS_FUSION = 0x8,
+    /**
+     * Wheel speed has been used to refine the raw GNSS data.
+     */
+    WHEEL_SPEED_FUSION = 0x10,
+    /**
+     * Steering angle has been used to refine the raw GNSS data.
+     */
+    STEERING_ANGLE_FUSION = 0x20,
+    /**
+     * Car speed has been used to refine the raw GNSS data.
+     */
+    CAR_SPEED_FUSION = 0x40,
+    /**
+     * Some effort is made to dead-reckon location. In particular, this means that
+     * relative changes in location have meaning when no GNSS satellite is
+     * available.
+     */
+    DEAD_RECKONED = 0x80,
+    /**
+     * Location is based on GNSS satellite signals without sufficient fusion of
+     * other sensors for complete dead reckoning. This flag should be set when
+     * relative changes to location cannot be relied on when no GNSS satellite is
+     * available.
+     */
+    RAW_GNSS_ONLY = 0x100,
+}
diff --git a/automotive/vehicle/aidl_property/android/hardware/automotive/vehicle/VehicleProperty.aidl b/automotive/vehicle/aidl_property/android/hardware/automotive/vehicle/VehicleProperty.aidl
index ecab4f1..c29076d 100644
--- a/automotive/vehicle/aidl_property/android/hardware/automotive/vehicle/VehicleProperty.aidl
+++ b/automotive/vehicle/aidl_property/android/hardware/automotive/vehicle/VehicleProperty.aidl
@@ -2358,6 +2358,20 @@
     VEHICLE_MAP_SERVICE = 0x0C00 + 0x10000000 + 0x01000000
             + 0x00e00000, // VehiclePropertyGroup:SYSTEM,VehicleArea:GLOBAL,VehiclePropertyType:MIXED
     /**
+     * Characterization of inputs used for computing location.
+     *
+     * This property must indicate what (if any) data and sensor inputs are considered by the system
+     * when computing the vehicle's location that is shared with Android through the GNSS HAL.
+     *
+     * The value must return a collection of bit flags. The bit flags are defined in
+     * LocationCharacterization.
+     *
+     * @change_mode VehiclePropertyChangeMode.STATIC
+     * @access VehiclePropertyAccess.READ
+     */
+    LOCATION_CHARACTERIZATION =
+            0x0C10 + VehiclePropertyGroup.SYSTEM + VehicleArea.GLOBAL + VehiclePropertyType.INT32,
+    /**
      * OBD2 Live Sensor Data
      *
      * Reports a snapshot of the current (live) values of the OBD2 sensors available.
diff --git a/automotive/vehicle/vts/src/VtsHalAutomotiveVehicle_TargetTest.cpp b/automotive/vehicle/vts/src/VtsHalAutomotiveVehicle_TargetTest.cpp
index 3170a19..e06647d 100644
--- a/automotive/vehicle/vts/src/VtsHalAutomotiveVehicle_TargetTest.cpp
+++ b/automotive/vehicle/vts/src/VtsHalAutomotiveVehicle_TargetTest.cpp
@@ -498,6 +498,12 @@
                             actualPropertyType);
 }
 
+TEST_P(VtsHalAutomotiveVehicleTargetTest, verifyLocationCharacterizationConfig) {
+    verifyProperty(VehicleProperty::LOCATION_CHARACTERIZATION, VehiclePropertyAccess::READ,
+                   VehiclePropertyChangeMode::STATIC, VehiclePropertyGroup::SYSTEM,
+                   VehicleArea::GLOBAL, VehiclePropertyType::INT32);
+}
+
 TEST_P(VtsHalAutomotiveVehicleTargetTest, verifyEmergencyLaneKeepAssistEnabledConfig) {
     verifyProperty(VehicleProperty::EMERGENCY_LANE_KEEP_ASSIST_ENABLED,
                    VehiclePropertyAccess::READ_WRITE, VehiclePropertyChangeMode::ON_CHANGE,