diff --git a/automotive/vehicle/aidl/emu_metadata/android.hardware.automotive.vehicle-types-meta.json b/automotive/vehicle/aidl/emu_metadata/android.hardware.automotive.vehicle-types-meta.json
index 0ea4ddd..ac32272 100644
--- a/automotive/vehicle/aidl/emu_metadata/android.hardware.automotive.vehicle-types-meta.json
+++ b/automotive/vehicle/aidl/emu_metadata/android.hardware.automotive.vehicle-types-meta.json
@@ -137,6 +137,11 @@
                 "description": "Instantaneous Fuel Economy in L\/100km.\nThis property must communicate the instantaneous fuel economy of the vehicle in units of L\/100km. The property's value is independent of DISTANCE_DISPLAY_UNITS, FUEL_VOLUME_DISPLAY_UNITS, and FUEL_CONSUMPTION_UNITS_DISTANCE_OVER_VOLUME property i.e. this property must always communicate the value in L\/100km.\nFor the EV version of this property, see INSTANTANEOUS_EV_EFFICIENCY."
             },
             {
+                "name": "INSTANTANEOUS_EV_EFFICIENCY",
+                "value": 291504658,
+                "description": "Instantaneous EV efficiency in km\/kWh.\nThis property must communicate the instantaneous EV battery efficiency of the vehicle in units of km\/kWh. The property's value is independent of the DISTANCE_DISPLAY_UNITS and EV_BATTERY_DISPLAY_UNITS properties i.e. this property must always communicate the value in km\/kWh.\nFor the fuel version of this property, see INSTANTANEOUS_FUEL_ECONOMY."
+            },
+            {
                 "name": "Temperature of engine coolant",
                 "value": 291504897,
                 "description": "Temperature of engine coolant"
diff --git a/automotive/vehicle/aidl/generated_lib/4/cpp/AccessForVehicleProperty.h b/automotive/vehicle/aidl/generated_lib/4/cpp/AccessForVehicleProperty.h
index 8ae3d6d..3040937 100644
--- a/automotive/vehicle/aidl/generated_lib/4/cpp/AccessForVehicleProperty.h
+++ b/automotive/vehicle/aidl/generated_lib/4/cpp/AccessForVehicleProperty.h
@@ -57,6 +57,7 @@
         {VehicleProperty::PERF_STEERING_ANGLE, VehiclePropertyAccess::READ},
         {VehicleProperty::PERF_REAR_STEERING_ANGLE, VehiclePropertyAccess::READ},
         {VehicleProperty::INSTANTANEOUS_FUEL_ECONOMY, VehiclePropertyAccess::READ},
+        {VehicleProperty::INSTANTANEOUS_EV_EFFICIENCY, VehiclePropertyAccess::READ},
         {VehicleProperty::ENGINE_COOLANT_TEMP, VehiclePropertyAccess::READ},
         {VehicleProperty::ENGINE_OIL_LEVEL, VehiclePropertyAccess::READ},
         {VehicleProperty::ENGINE_OIL_TEMP, VehiclePropertyAccess::READ},
diff --git a/automotive/vehicle/aidl/generated_lib/4/cpp/ChangeModeForVehicleProperty.h b/automotive/vehicle/aidl/generated_lib/4/cpp/ChangeModeForVehicleProperty.h
index fac1540..624c1a1 100644
--- a/automotive/vehicle/aidl/generated_lib/4/cpp/ChangeModeForVehicleProperty.h
+++ b/automotive/vehicle/aidl/generated_lib/4/cpp/ChangeModeForVehicleProperty.h
@@ -57,6 +57,7 @@
         {VehicleProperty::PERF_STEERING_ANGLE, VehiclePropertyChangeMode::CONTINUOUS},
         {VehicleProperty::PERF_REAR_STEERING_ANGLE, VehiclePropertyChangeMode::CONTINUOUS},
         {VehicleProperty::INSTANTANEOUS_FUEL_ECONOMY, VehiclePropertyChangeMode::CONTINUOUS},
+        {VehicleProperty::INSTANTANEOUS_EV_EFFICIENCY, VehiclePropertyChangeMode::CONTINUOUS},
         {VehicleProperty::ENGINE_COOLANT_TEMP, VehiclePropertyChangeMode::CONTINUOUS},
         {VehicleProperty::ENGINE_OIL_LEVEL, VehiclePropertyChangeMode::ON_CHANGE},
         {VehicleProperty::ENGINE_OIL_TEMP, VehiclePropertyChangeMode::CONTINUOUS},
diff --git a/automotive/vehicle/aidl/generated_lib/4/cpp/VersionForVehicleProperty.h b/automotive/vehicle/aidl/generated_lib/4/cpp/VersionForVehicleProperty.h
index 5d25a5a..b8dbc1f 100644
--- a/automotive/vehicle/aidl/generated_lib/4/cpp/VersionForVehicleProperty.h
+++ b/automotive/vehicle/aidl/generated_lib/4/cpp/VersionForVehicleProperty.h
@@ -56,6 +56,7 @@
         {VehicleProperty::PERF_STEERING_ANGLE, 2},
         {VehicleProperty::PERF_REAR_STEERING_ANGLE, 2},
         {VehicleProperty::INSTANTANEOUS_FUEL_ECONOMY, 4},
+        {VehicleProperty::INSTANTANEOUS_EV_EFFICIENCY, 4},
         {VehicleProperty::ENGINE_COOLANT_TEMP, 2},
         {VehicleProperty::ENGINE_OIL_LEVEL, 2},
         {VehicleProperty::ENGINE_OIL_TEMP, 2},
diff --git a/automotive/vehicle/aidl/generated_lib/4/java/AccessForVehicleProperty.java b/automotive/vehicle/aidl/generated_lib/4/java/AccessForVehicleProperty.java
index fb41dd5..7c83b87 100644
--- a/automotive/vehicle/aidl/generated_lib/4/java/AccessForVehicleProperty.java
+++ b/automotive/vehicle/aidl/generated_lib/4/java/AccessForVehicleProperty.java
@@ -50,6 +50,7 @@
         Map.entry(VehicleProperty.PERF_STEERING_ANGLE, VehiclePropertyAccess.READ),
         Map.entry(VehicleProperty.PERF_REAR_STEERING_ANGLE, VehiclePropertyAccess.READ),
         Map.entry(VehicleProperty.INSTANTANEOUS_FUEL_ECONOMY, VehiclePropertyAccess.READ),
+        Map.entry(VehicleProperty.INSTANTANEOUS_EV_EFFICIENCY, VehiclePropertyAccess.READ),
         Map.entry(VehicleProperty.ENGINE_COOLANT_TEMP, VehiclePropertyAccess.READ),
         Map.entry(VehicleProperty.ENGINE_OIL_LEVEL, VehiclePropertyAccess.READ),
         Map.entry(VehicleProperty.ENGINE_OIL_TEMP, VehiclePropertyAccess.READ),
diff --git a/automotive/vehicle/aidl/generated_lib/4/java/ChangeModeForVehicleProperty.java b/automotive/vehicle/aidl/generated_lib/4/java/ChangeModeForVehicleProperty.java
index 78fa2ba..9877c10 100644
--- a/automotive/vehicle/aidl/generated_lib/4/java/ChangeModeForVehicleProperty.java
+++ b/automotive/vehicle/aidl/generated_lib/4/java/ChangeModeForVehicleProperty.java
@@ -50,6 +50,7 @@
         Map.entry(VehicleProperty.PERF_STEERING_ANGLE, VehiclePropertyChangeMode.CONTINUOUS),
         Map.entry(VehicleProperty.PERF_REAR_STEERING_ANGLE, VehiclePropertyChangeMode.CONTINUOUS),
         Map.entry(VehicleProperty.INSTANTANEOUS_FUEL_ECONOMY, VehiclePropertyChangeMode.CONTINUOUS),
+        Map.entry(VehicleProperty.INSTANTANEOUS_EV_EFFICIENCY, VehiclePropertyChangeMode.CONTINUOUS),
         Map.entry(VehicleProperty.ENGINE_COOLANT_TEMP, VehiclePropertyChangeMode.CONTINUOUS),
         Map.entry(VehicleProperty.ENGINE_OIL_LEVEL, VehiclePropertyChangeMode.ON_CHANGE),
         Map.entry(VehicleProperty.ENGINE_OIL_TEMP, VehiclePropertyChangeMode.CONTINUOUS),
diff --git a/automotive/vehicle/aidl/impl/current/default_config/config/DefaultProperties.json b/automotive/vehicle/aidl/impl/current/default_config/config/DefaultProperties.json
index 8a7a124..b7d3f7d 100644
--- a/automotive/vehicle/aidl/impl/current/default_config/config/DefaultProperties.json
+++ b/automotive/vehicle/aidl/impl/current/default_config/config/DefaultProperties.json
@@ -1490,6 +1490,16 @@
             "minSampleRate": 1.0
         },
         {
+            "property": "VehicleProperty::INSTANTANEOUS_EV_EFFICIENCY",
+            "defaultValue": {
+                "floatValues": [
+                    0.0
+                ]
+            },
+            "maxSampleRate": 10.0,
+            "minSampleRate": 1.0
+        },
+        {
             "property": "VehicleProperty::ENGINE_RPM",
             "defaultValue": {
                 "floatValues": [
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 f494d45..3bc7a08 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
@@ -56,6 +56,7 @@
   PERF_STEERING_ANGLE = (((0x0209 + 0x10000000) + 0x01000000) + 0x00600000) /* 291504649 */,
   PERF_REAR_STEERING_ANGLE = (((0x0210 + 0x10000000) + 0x01000000) + 0x00600000) /* 291504656 */,
   INSTANTANEOUS_FUEL_ECONOMY = (((0x0211 + android.hardware.automotive.vehicle.VehiclePropertyGroup.SYSTEM) + android.hardware.automotive.vehicle.VehicleArea.GLOBAL) + android.hardware.automotive.vehicle.VehiclePropertyType.FLOAT) /* 291504657 */,
+  INSTANTANEOUS_EV_EFFICIENCY = (((0x0212 + android.hardware.automotive.vehicle.VehiclePropertyGroup.SYSTEM) + android.hardware.automotive.vehicle.VehicleArea.GLOBAL) + android.hardware.automotive.vehicle.VehiclePropertyType.FLOAT) /* 291504658 */,
   ENGINE_COOLANT_TEMP = (((0x0301 + 0x10000000) + 0x01000000) + 0x00600000) /* 291504897 */,
   ENGINE_OIL_LEVEL = (((0x0303 + 0x10000000) + 0x01000000) + 0x00400000) /* 289407747 */,
   ENGINE_OIL_TEMP = (((0x0304 + 0x10000000) + 0x01000000) + 0x00600000) /* 291504900 */,
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 add8f27..7206ae1 100644
--- a/automotive/vehicle/aidl_property/android/hardware/automotive/vehicle/VehicleProperty.aidl
+++ b/automotive/vehicle/aidl_property/android/hardware/automotive/vehicle/VehicleProperty.aidl
@@ -358,6 +358,22 @@
     INSTANTANEOUS_FUEL_ECONOMY =
             0x0211 + VehiclePropertyGroup.SYSTEM + VehicleArea.GLOBAL + VehiclePropertyType.FLOAT,
     /**
+     * Instantaneous EV efficiency in km/kWh.
+     *
+     * This property must communicate the instantaneous EV battery efficiency of the vehicle in
+     * units of km/kWh. The property's value is independent of the DISTANCE_DISPLAY_UNITS and
+     * EV_BATTERY_DISPLAY_UNITS properties i.e. this property must always communicate the value in
+     * km/kWh.
+     *
+     * For the fuel version of this property, see INSTANTANEOUS_FUEL_ECONOMY.
+     *
+     * @change_mode VehiclePropertyChangeMode.CONTINUOUS
+     * @access VehiclePropertyAccess.READ
+     * @version 4
+     */
+    INSTANTANEOUS_EV_EFFICIENCY =
+            0x0212 + VehiclePropertyGroup.SYSTEM + VehicleArea.GLOBAL + VehiclePropertyType.FLOAT,
+    /**
      * Temperature of engine coolant
      *
      * @change_mode VehiclePropertyChangeMode.CONTINUOUS
diff --git a/automotive/vehicle/vts/src/VtsHalAutomotiveVehicle_TargetTest.cpp b/automotive/vehicle/vts/src/VtsHalAutomotiveVehicle_TargetTest.cpp
index c6c1af9..6643ca5 100644
--- a/automotive/vehicle/vts/src/VtsHalAutomotiveVehicle_TargetTest.cpp
+++ b/automotive/vehicle/vts/src/VtsHalAutomotiveVehicle_TargetTest.cpp
@@ -1406,6 +1406,12 @@
                    VehicleArea::GLOBAL, VehiclePropertyType::FLOAT);
 }
 
+TEST_P(VtsHalAutomotiveVehicleTargetTest, verifyInstantaneousEvEfficiencyConfig) {
+    verifyProperty(VehicleProperty::INSTANTANEOUS_EV_EFFICIENCY, VehiclePropertyAccess::READ,
+                   VehiclePropertyChangeMode::CONTINUOUS, VehiclePropertyGroup::SYSTEM,
+                   VehicleArea::GLOBAL, VehiclePropertyType::FLOAT);
+}
+
 bool VtsHalAutomotiveVehicleTargetTest::checkIsSupported(int32_t propertyId) {
     auto result = mVhalClient->getPropConfigs({propertyId});
     return result.ok();