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 32788cb..1cfeb72 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
@@ -124,7 +124,7 @@
                 "value": 290521862
             },
             {
-                "name": "FUEL_LEVEL",
+                "name": "Fuel level in milliliters",
                 "value": 291504903
             },
             {
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 0759547..245baeb 100644
--- a/automotive/vehicle/aidl_property/android/hardware/automotive/vehicle/VehicleProperty.aidl
+++ b/automotive/vehicle/aidl_property/android/hardware/automotive/vehicle/VehicleProperty.aidl
@@ -142,6 +142,11 @@
     /**
      * Fuel door location
      *
+     * This property must communicate the location of the fuel door on the vehicle. This property
+     * does not apply to electric vehicles. That is, if INFO_FUEL_TYPE only contains
+     * FuelType::FUEL_TYPE_ELECTRIC, this property must not be implemented. For EVs, implement
+     * INFO_EV_PORT_LOCATION or INFO_MULTI_EV_PORT_LOCATIONS.
+     *
      * @change_mode VehiclePropertyChangeMode.STATIC
      * @data_enum PortLocationType
      * @access VehiclePropertyAccess.READ
@@ -350,9 +355,14 @@
     WHEEL_TICK = 0x0306 + 0x10000000 + 0x01000000
             + 0x00510000, // VehiclePropertyGroup:SYSTEM,VehicleArea:GLOBAL,VehiclePropertyType:INT64_VEC
     /**
-     * Fuel remaining in the vehicle, in milliliters
+     * Fuel level in milliliters
      *
-     * Value may not exceed INFO_FUEL_CAPACITY
+     * This property must communicate the current amount of fuel remaining in the vehicle in
+     * milliliters. This property does not apply to electric vehicles. That is, if INFO_FUEL_TYPE
+     * only contains FuelType::FUEL_TYPE_ELECTRIC, this property must not be implemented. For EVs,
+     * implement EV_BATTERY_LEVEL.
+     *
+     * Value may not exceed INFO_FUEL_CAPACITY.
      *
      * @change_mode VehiclePropertyChangeMode.CONTINUOUS
      * @access VehiclePropertyAccess.READ
@@ -364,6 +374,11 @@
     /**
      * Fuel door open
      *
+     * This property must communicate whether the fuel door on the vehicle is open or not. This
+     * property does not apply to electric vehicles. That is, if INFO_FUEL_TYPE only contains
+     * FuelType::FUEL_TYPE_ELECTRIC, this property must not be implemented. For EVs, implement
+     * EV_CHARGE_PORT_OPEN.
+     *
      * This property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to
      * implement it as VehiclePropertyAccess.READ only.
      *