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 eff41c9..2867aa2 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
@@ -153,7 +153,7 @@
                     "VehicleOilLevel"
                 ],
                 "data_enum": "VehicleOilLevel",
-                "description": "Engine oil level"
+                "description": "Engine oil level\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleOilLevel are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "Temperature of engine oil",
@@ -328,7 +328,7 @@
                     "VehicleIgnitionState"
                 ],
                 "data_enum": "VehicleIgnitionState",
-                "description": "Represents ignition state"
+                "description": "Represents ignition state\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleIgnitionState are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "ABS is active",
@@ -371,7 +371,7 @@
                     "VehicleTurnSignal"
                 ],
                 "data_enum": "VehicleTurnSignal",
-                "description": "Turn signal light state.\nThis property must communicate the actual state of the turn signal lights.\nExamples: 1) Left turn signal light is currently pulsing, right turn signal light is currently off. This property must return VehicleTurnSignal.LEFT while the light is on during the pulse, and VehicleTurnSignal.NONE when it is off during the pulse. 2) Right turn signal light is currently pulsing, left turn signal light is currently off. This property must return VehicleTurnSignal.RIGHT while the light is on during the pulse, and VehicleTurnSignal.NONE when it is off during the pulse. 3) Both turn signal lights are currently pulsing (e.g. when hazard lights switch is on). This property must return VehicleTurnSignal.LEFT | VehicleTurnSignal.RIGHT while the lights are on during the pulse, and VehicleTurnSignal.NONE when they are off during the pulse.\nNote that this property uses VehicleTurnSignal as a bit flag, unlike TURN_SIGNAL_SWITCH, which uses it like a regular enum. This means this property can support ORed together values in VehicleTurnSignal.\nThis is different from the function of TURN_SIGNAL_SWITCH, which must communicate the state of the turn signal lever\/switch.\nThis property is a replacement to the TURN_SIGNAL_STATE property, which is now deprecated."
+                "description": "Turn signal light state.\nThis property must communicate the actual state of the turn signal lights.\nExamples: 1) Left turn signal light is currently pulsing, right turn signal light is currently off. This property must return VehicleTurnSignal.LEFT while the light is on during the pulse, and VehicleTurnSignal.NONE when it is off during the pulse. 2) Right turn signal light is currently pulsing, left turn signal light is currently off. This property must return VehicleTurnSignal.RIGHT while the light is on during the pulse, and VehicleTurnSignal.NONE when it is off during the pulse. 3) Both turn signal lights are currently pulsing (e.g. when hazard lights switch is on). This property must return VehicleTurnSignal.LEFT | VehicleTurnSignal.RIGHT while the lights are on during the pulse, and VehicleTurnSignal.NONE when they are off during the pulse.\nNote that this property uses VehicleTurnSignal as a bit flag, unlike TURN_SIGNAL_SWITCH, which uses it like a regular enum. This means this property can support ORed together values in VehicleTurnSignal.\nThis is different from the function of TURN_SIGNAL_SWITCH, which must communicate the state of the turn signal lever\/switch.\nThis property is a replacement to the TURN_SIGNAL_STATE property, which is now deprecated.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined to list all supported combinations of VehicleTurnSignal unless all combinations are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "Turn signal switch.",
@@ -380,7 +380,7 @@
                     "VehicleTurnSignal"
                 ],
                 "data_enum": "VehicleTurnSignal",
-                "description": "Turn signal switch.\nThis property must communicate the state of the turn signal lever\/switch. This is different from the function of TURN_SIGNAL_LIGHT_STATE, which must communicate the actual state of the turn signal lights.\nNote that this property uses VehicleTurnSignal as a regular enum, unlike TURN_SIGNAL_LIGHT_STATE, which uses it like a bit flag. This means this property cannot support ORed together values in VehicleTurnSignal.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
+                "description": "Turn signal switch.\nThis property must communicate the state of the turn signal lever\/switch. This is different from the function of TURN_SIGNAL_LIGHT_STATE, which must communicate the actual state of the turn signal lights.\nNote that this property uses VehicleTurnSignal as a regular enum, unlike TURN_SIGNAL_LIGHT_STATE, which uses it like a bit flag. This means this property cannot support ORed together values in VehicleTurnSignal.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleTurnSignal are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "Fan speed setting",
@@ -916,7 +916,7 @@
                     "VehicleSeatOccupancyState"
                 ],
                 "data_enum": "VehicleSeatOccupancyState",
-                "description": "Seat Occupancy\nIndicates whether a particular seat is occupied or not, to the best of the car's ability to determine. Valid values are from the VehicleSeatOccupancyState enum."
+                "description": "Seat Occupancy\nIndicates whether a particular seat is occupied or not, to the best of the car's ability to determine. Valid values are from the VehicleSeatOccupancyState enum.\nFor each supported area ID, the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleSeatOccupancyState (including UNKNOWN) are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for a specifc area ID: {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "Window Position",
@@ -1068,7 +1068,7 @@
                     "VehicleLightState"
                 ],
                 "data_enum": "VehicleLightState",
-                "description": "Headlights State\nReturn the current state of headlights."
+                "description": "Headlights State\nReturn the current state of headlights.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleLightState are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "High beam lights state",
@@ -1077,7 +1077,7 @@
                     "VehicleLightState"
                 ],
                 "data_enum": "VehicleLightState",
-                "description": "High beam lights state\nReturn the current state of high beam lights."
+                "description": "High beam lights state\nReturn the current state of high beam lights.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleLightState are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "Fog light state",
@@ -1086,7 +1086,7 @@
                     "VehicleLightState"
                 ],
                 "data_enum": "VehicleLightState",
-                "description": "Fog light state\nReturn the current state of fog lights.\nIf the car has both front and rear fog lights: If front and rear fog lights can only be controlled together: FOG_LIGHTS_STATE must be implemented. FRONT_FOG_LIGHTS_STATE and REAR_FOG_LIGHTS_STATE must not be implemented.\nIf the front and rear fog lights can only be controlled independently: FOG_LIGHTS_STATE must not be implemented. FRONT_FOG_LIGHTS_STATE and REAR_FOG_LIGHTS_STATE must be implemented.\nIf the car has only front fog lights: Only one of FOG_LIGHTS_STATE or FRONT_FOG_LIGHTS_STATE must be implemented and not both. REAR_FOG_LIGHTS_STATE must not be implemented.\nIf the car has only rear fog lights: Only one of FOG_LIGHTS_STATE or REAR_FOG_LIGHTS_STATE must be implemented and not both. FRONT_FOG_LIGHTS_STATE must not be implemented."
+                "description": "Fog light state\nReturn the current state of fog lights.\nIf the car has both front and rear fog lights: If front and rear fog lights can only be controlled together: FOG_LIGHTS_STATE must be implemented. FRONT_FOG_LIGHTS_STATE and REAR_FOG_LIGHTS_STATE must not be implemented.\nIf the front and rear fog lights can only be controlled independently: FOG_LIGHTS_STATE must not be implemented. FRONT_FOG_LIGHTS_STATE and REAR_FOG_LIGHTS_STATE must be implemented.\nIf the car has only front fog lights: Only one of FOG_LIGHTS_STATE or FRONT_FOG_LIGHTS_STATE must be implemented and not both. REAR_FOG_LIGHTS_STATE must not be implemented.\nIf the car has only rear fog lights: Only one of FOG_LIGHTS_STATE or REAR_FOG_LIGHTS_STATE must be implemented and not both. FRONT_FOG_LIGHTS_STATE must not be implemented.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleLightState are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "Hazard light status",
@@ -1095,7 +1095,7 @@
                     "VehicleLightState"
                 ],
                 "data_enum": "VehicleLightState",
-                "description": "Hazard light status\nReturn the current status of hazard lights."
+                "description": "Hazard light status\nReturn the current status of hazard lights.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleLightState are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "Headlight switch",
@@ -1104,7 +1104,7 @@
                     "VehicleLightSwitch"
                 ],
                 "data_enum": "VehicleLightSwitch",
-                "description": "Headlight switch\nThe setting that the user wants.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
+                "description": "Headlight switch\nThe setting that the user wants.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleLightSwitch are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
             },
             {
                 "name": "High beam light switch",
@@ -1113,7 +1113,7 @@
                     "VehicleLightSwitch"
                 ],
                 "data_enum": "VehicleLightSwitch",
-                "description": "High beam light switch\nThe setting that the user wants.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
+                "description": "High beam light switch\nThe setting that the user wants.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleLightSwitch are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
             },
             {
                 "name": "Fog light switch",
@@ -1122,7 +1122,7 @@
                     "VehicleLightSwitch"
                 ],
                 "data_enum": "VehicleLightSwitch",
-                "description": "Fog light switch\nThe setting that the user wants.\nIf the car has both front and rear fog lights: If front and rear fog lights can only be controlled together: FOG_LIGHTS_SWITCH must be implemented. FRONT_FOG_LIGHTS_SWITCH and REAR_FOG_LIGHTS_SWITCH must not be implemented.\nIf the front and rear fog lights can only be controlled independently: FOG_LIGHTS_SWITCH must not be implemented. FRONT_FOG_LIGHTS_SWITCH and REAR_FOG_LIGHTS_SWITCH must be implemented.\nIf the car has only front fog lights: Only one of FOG_LIGHTS_SWITCH or FRONT_FOG_LIGHTS_SWITCH must be implemented and not both. REAR_FOG_LIGHTS_SWITCH must not be implemented.\nIf the car has only rear fog lights: Only one of FOG_LIGHTS_SWITCH or REAR_FOG_LIGHTS_SWITCH must be implemented and not both. FRONT_FOG_LIGHTS_SWITCH must not be implemented.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
+                "description": "Fog light switch\nThe setting that the user wants.\nIf the car has both front and rear fog lights: If front and rear fog lights can only be controlled together: FOG_LIGHTS_SWITCH must be implemented. FRONT_FOG_LIGHTS_SWITCH and REAR_FOG_LIGHTS_SWITCH must not be implemented.\nIf the front and rear fog lights can only be controlled independently: FOG_LIGHTS_SWITCH must not be implemented. FRONT_FOG_LIGHTS_SWITCH and REAR_FOG_LIGHTS_SWITCH must be implemented.\nIf the car has only front fog lights: Only one of FOG_LIGHTS_SWITCH or FRONT_FOG_LIGHTS_SWITCH must be implemented and not both. REAR_FOG_LIGHTS_SWITCH must not be implemented.\nIf the car has only rear fog lights: Only one of FOG_LIGHTS_SWITCH or REAR_FOG_LIGHTS_SWITCH must be implemented and not both. FRONT_FOG_LIGHTS_SWITCH must not be implemented.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleLightSwitch are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
             },
             {
                 "name": "Hazard light switch",
@@ -1131,7 +1131,7 @@
                     "VehicleLightSwitch"
                 ],
                 "data_enum": "VehicleLightSwitch",
-                "description": "Hazard light switch\nThe setting that the user wants.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
+                "description": "Hazard light switch\nThe setting that the user wants.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleLightSwitch are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
             },
             {
                 "name": "Cabin lights",
@@ -1140,7 +1140,7 @@
                     "VehicleLightState"
                 ],
                 "data_enum": "VehicleLightState",
-                "description": "Cabin lights\nReturn current status of cabin lights."
+                "description": "Cabin lights\nReturn current status of cabin lights.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleLightState are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "Cabin lights switch",
@@ -1149,7 +1149,7 @@
                     "VehicleLightSwitch"
                 ],
                 "data_enum": "VehicleLightSwitch",
-                "description": "Cabin lights switch\nThe position of the physical switch which controls the cabin lights. This might be different than the CABIN_LIGHTS_STATE if the lights are on because a door is open or because of a voice command. For example, while the switch is in the \"off\" or \"automatic\" position.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
+                "description": "Cabin lights switch\nThe position of the physical switch which controls the cabin lights. This might be different than the CABIN_LIGHTS_STATE if the lights are on because a door is open or because of a voice command. For example, while the switch is in the \"off\" or \"automatic\" position.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleLightSwitch are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
             },
             {
                 "name": "Reading lights",
@@ -1158,7 +1158,7 @@
                     "VehicleLightState"
                 ],
                 "data_enum": "VehicleLightState",
-                "description": "Reading lights\nReturn current status of reading lights."
+                "description": "Reading lights\nReturn current status of reading lights.\nFor each supported area ID, the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleLightState are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for a specifc area ID: {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "Reading lights switch",
@@ -1167,7 +1167,7 @@
                     "VehicleLightSwitch"
                 ],
                 "data_enum": "VehicleLightSwitch",
-                "description": "Reading lights switch\nThe position of the physical switch which controls the reading lights. This might be different than the READING_LIGHTS_STATE if the lights are on because a door is open or because of a voice command. For example, while the switch is in the \"off\" or \"automatic\" position.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
+                "description": "Reading lights switch\nThe position of the physical switch which controls the reading lights. This might be different than the READING_LIGHTS_STATE if the lights are on because a door is open or because of a voice command. For example, while the switch is in the \"off\" or \"automatic\" position.\nFor each supported area ID, the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleLightSwitch are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for a specifc area ID: {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
             },
             {
                 "name": "Steering wheel lights state",
@@ -1289,7 +1289,7 @@
                     "ElectronicTollCollectionCardType"
                 ],
                 "data_enum": "ElectronicTollCollectionCardType",
-                "description": "Electronic Toll Collection card type.\nThis property indicates the type of ETC card in this vehicle. If the head unit is aware of an ETC card attached to the vehicle, this property should return the type of card attached; otherwise, this property should be UNAVAILABLE."
+                "description": "Electronic Toll Collection card type.\nThis property indicates the type of ETC card in this vehicle. If the head unit is aware of an ETC card attached to the vehicle, this property should return the type of card attached; otherwise, this property should be UNAVAILABLE.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in ElectronicTollCollectionCardType are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "ELECTRONIC_TOLL_COLLECTION_CARD_STATUS",
@@ -1298,7 +1298,7 @@
                     "ElectronicTollCollectionCardStatus"
                 ],
                 "data_enum": "ElectronicTollCollectionCardStatus",
-                "description": "Electronic Toll Collection card status.\nThis property indicates the status of ETC card in this vehicle. If the head unit is aware of an ETC card attached to the vehicle, ELECTRONIC_TOLL_COLLECTION_CARD_TYPE gives that status of the card; otherwise, this property should be UNAVAILABLE."
+                "description": "Electronic Toll Collection card status.\nThis property indicates the status of ETC card in this vehicle. If the head unit is aware of an ETC card attached to the vehicle, ELECTRONIC_TOLL_COLLECTION_CARD_TYPE gives that status of the card; otherwise, this property should be UNAVAILABLE.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in ElectronicTollCollectionCardStatus are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "Front fog lights state",
@@ -1307,7 +1307,7 @@
                     "VehicleLightState"
                 ],
                 "data_enum": "VehicleLightState",
-                "description": "Front fog lights state\nReturn the current state of the front fog lights. Only one of FOG_LIGHTS_STATE or FRONT_FOG_LIGHTS_STATE must be implemented. Please refer to the documentation on FOG_LIGHTS_STATE for more information."
+                "description": "Front fog lights state\nReturn the current state of the front fog lights. Only one of FOG_LIGHTS_STATE or FRONT_FOG_LIGHTS_STATE must be implemented. Please refer to the documentation on FOG_LIGHTS_STATE for more information.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleLightState are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "Front fog lights switch",
@@ -1316,7 +1316,7 @@
                     "VehicleLightSwitch"
                 ],
                 "data_enum": "VehicleLightSwitch",
-                "description": "Front fog lights switch\nThe setting that the user wants. Only one of FOG_LIGHTS_SWITCH or FRONT_FOG_LIGHTS_SWITCH must be implemented. Please refer to the documentation on FOG_LIGHTS_SWITCH for more information.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
+                "description": "Front fog lights switch\nThe setting that the user wants. Only one of FOG_LIGHTS_SWITCH or FRONT_FOG_LIGHTS_SWITCH must be implemented. Please refer to the documentation on FOG_LIGHTS_SWITCH for more information.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleLightSwitch are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
             },
             {
                 "name": "Rear fog lights state",
@@ -1325,7 +1325,7 @@
                     "VehicleLightState"
                 ],
                 "data_enum": "VehicleLightState",
-                "description": "Rear fog lights state\nReturn the current state of the rear fog lights. Only one of FOG_LIGHTS_STATE or REAR_FOG_LIGHTS_STATE must be implemented. Please refer to the documentation on FOG_LIGHTS_STATE for more information."
+                "description": "Rear fog lights state\nReturn the current state of the rear fog lights. Only one of FOG_LIGHTS_STATE or REAR_FOG_LIGHTS_STATE must be implemented. Please refer to the documentation on FOG_LIGHTS_STATE for more information.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleLightState are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "Rear fog lights switch",
@@ -1334,7 +1334,7 @@
                     "VehicleLightSwitch"
                 ],
                 "data_enum": "VehicleLightSwitch",
-                "description": "Rear fog lights switch\nThe setting that the user wants. Only one of FOG_LIGHTS_SWITCH or REAR_FOG_LIGHTS_SWITCH must be implemented. Please refer to the documentation on FOG_LIGHTS_SWITCH for more information.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
+                "description": "Rear fog lights switch\nThe setting that the user wants. Only one of FOG_LIGHTS_SWITCH or REAR_FOG_LIGHTS_SWITCH must be implemented. Please refer to the documentation on FOG_LIGHTS_SWITCH for more information.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in VehicleLightSwitch are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list.\nThis property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to implement it as VehiclePropertyAccess.READ only."
             },
             {
                 "name": "EV_CHARGE_CURRENT_DRAW_LIMIT",
@@ -1353,7 +1353,7 @@
                     "EvChargeState"
                 ],
                 "data_enum": "EvChargeState",
-                "description": "Charging state of the car\nReturns the current charging state of the car.\nIf the vehicle has a target charge percentage other than 100, this property must return EvChargeState::STATE_FULLY_CHARGED when the battery charge level has reached the target level. See EV_CHARGE_PERCENT_LIMIT for more context."
+                "description": "Charging state of the car\nReturns the current charging state of the car.\nIf the vehicle has a target charge percentage other than 100, this property must return EvChargeState::STATE_FULLY_CHARGED when the battery charge level has reached the target level. See EV_CHARGE_PERCENT_LIMIT for more context.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in EvChargeState are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "EV_CHARGE_SWITCH",
@@ -1372,7 +1372,7 @@
                     "EvRegenerativeBrakingState"
                 ],
                 "data_enum": "EvRegenerativeBrakingState",
-                "description": "Regenerative braking or one-pedal drive setting of the car\nReturns the current setting associated with the regenerative braking setting in the car\nIf the OEM requires more setting than those provided in EvRegenerativeBrakingState, the EV_BRAKE_REGENERATION_LEVEL property can be used instead, which provides a more granular way of providing the same information."
+                "description": "Regenerative braking or one-pedal drive setting of the car\nReturns the current setting associated with the regenerative braking setting in the car\nIf the OEM requires more setting than those provided in EvRegenerativeBrakingState, the EV_BRAKE_REGENERATION_LEVEL property can be used instead, which provides a more granular way of providing the same information.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in EvRegenerativeBrakingState are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "TRAILER_PRESENT",
@@ -1381,7 +1381,7 @@
                     "TrailerState"
                 ],
                 "data_enum": "TrailerState",
-                "description": "Indicates if there is a trailer present or not.\nReturns the trailer state of the car."
+                "description": "Indicates if there is a trailer present or not.\nReturns the trailer state of the car.\nFor the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined unless all states in TrailerState are supported.\nIf {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0): {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}. At boot, supportedEnumValues (if defined) is equal to the supported values list."
             },
             {
                 "name": "VEHICLE_CURB_WEIGHT",
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 52e3096..200ba4c 100644
--- a/automotive/vehicle/aidl_property/android/hardware/automotive/vehicle/VehicleProperty.aidl
+++ b/automotive/vehicle/aidl_property/android/hardware/automotive/vehicle/VehicleProperty.aidl
@@ -432,9 +432,17 @@
     /**
      * Engine oil level
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleOilLevel are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleOilLevel
+     * @require_supported_values_list
      * @version 2
      */
     ENGINE_OIL_LEVEL = 0x0303 + 0x10000000 + 0x01000000
@@ -1046,9 +1054,17 @@
     /**
      * Represents ignition state
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleIgnitionState are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleIgnitionState
+     * @require_supported_values_list
      * @version 2
      */
     IGNITION_STATE = 0x0409 + 0x10000000 + 0x01000000
@@ -1174,10 +1190,19 @@
      *
      * This property is a replacement to the TURN_SIGNAL_STATE property, which is now deprecated.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * to list all supported combinations of VehicleTurnSignal unless all combinations are
+     * supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleTurnSignal
      * @data_enum_bit_flags
+     * @require_supported_values_list
      * @version 4
      */
     TURN_SIGNAL_LIGHT_STATE =
@@ -1196,10 +1221,18 @@
      * This property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to
      * implement it as VehiclePropertyAccess.READ only.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleTurnSignal are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ_WRITE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleTurnSignal
+     * @require_supported_values_list
      * @version 4
      */
     TURN_SIGNAL_SWITCH =
@@ -4171,9 +4204,17 @@
      * Indicates whether a particular seat is occupied or not, to the best of the car's ability
      * to determine. Valid values are from the VehicleSeatOccupancyState enum.
      *
+     * For each supported area ID, the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleSeatOccupancyState (including UNKNOWN) are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for a specifc area ID:
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleSeatOccupancyState
+     * @require_supported_values_list
      * @version 2
      */
     SEAT_OCCUPANCY = 0x0BB0 + 0x10000000 + 0x05000000
@@ -4977,9 +5018,17 @@
      *
      * Return the current state of headlights.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleLightState are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleLightState
+     * @require_supported_values_list
      * @version 2
      */
     HEADLIGHTS_STATE = 0x0E00 + 0x10000000 + 0x01000000
@@ -4989,9 +5038,17 @@
      *
      * Return the current state of high beam lights.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleLightState are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleLightState
+     * @require_supported_values_list
      * @version 2
      */
     HIGH_BEAM_LIGHTS_STATE = 0x0E01 + 0x10000000 + 0x01000000
@@ -5017,9 +5074,17 @@
      * Only one of FOG_LIGHTS_STATE or REAR_FOG_LIGHTS_STATE must be implemented and not both.
      * FRONT_FOG_LIGHTS_STATE must not be implemented.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleLightState are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleLightState
+     * @require_supported_values_list
      * @version 2
      */
     FOG_LIGHTS_STATE = 0x0E02 + 0x10000000 + 0x01000000
@@ -5029,9 +5094,17 @@
      *
      * Return the current status of hazard lights.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleLightState are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleLightState
+     * @require_supported_values_list
      * @version 2
      */
     HAZARD_LIGHTS_STATE = 0x0E03 + 0x10000000 + 0x01000000
@@ -5041,6 +5114,13 @@
      *
      * The setting that the user wants.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleLightSwitch are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * This property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to
      * implement it as VehiclePropertyAccess.READ only.
      *
@@ -5048,6 +5128,7 @@
      * @access VehiclePropertyAccess.READ_WRITE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleLightSwitch
+     * @require_supported_values_list
      * @version 2
      */
     HEADLIGHTS_SWITCH = 0x0E10 + 0x10000000 + 0x01000000
@@ -5057,6 +5138,13 @@
      *
      * The setting that the user wants.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleLightSwitch are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * This property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to
      * implement it as VehiclePropertyAccess.READ only.
      *
@@ -5064,6 +5152,7 @@
      * @access VehiclePropertyAccess.READ_WRITE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleLightSwitch
+     * @require_supported_values_list
      * @version 2
      */
     HIGH_BEAM_LIGHTS_SWITCH = 0x0E11 + 0x10000000 + 0x01000000
@@ -5089,6 +5178,13 @@
      * Only one of FOG_LIGHTS_SWITCH or REAR_FOG_LIGHTS_SWITCH must be implemented and not both.
      * FRONT_FOG_LIGHTS_SWITCH must not be implemented.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleLightSwitch are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * This property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to
      * implement it as VehiclePropertyAccess.READ only.
      *
@@ -5096,6 +5192,7 @@
      * @access VehiclePropertyAccess.READ_WRITE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleLightSwitch
+     * @require_supported_values_list
      * @version 2
      */
     FOG_LIGHTS_SWITCH = 0x0E12 + 0x10000000 + 0x01000000
@@ -5105,6 +5202,13 @@
      *
      * The setting that the user wants.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleLightSwitch are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * This property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to
      * implement it as VehiclePropertyAccess.READ only.
      *
@@ -5112,6 +5216,7 @@
      * @access VehiclePropertyAccess.READ_WRITE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleLightSwitch
+     * @require_supported_values_list
      * @version 2
      */
     HAZARD_LIGHTS_SWITCH = 0x0E13 + 0x10000000 + 0x01000000
@@ -5121,9 +5226,17 @@
      *
      * Return current status of cabin lights.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleLightState are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleLightState
+     * @require_supported_values_list
      * @version 2
      */
     CABIN_LIGHTS_STATE = 0x0F01 + 0x10000000 + 0x01000000
@@ -5136,6 +5249,13 @@
      * is open or because of a voice command.
      * For example, while the switch is in the "off" or "automatic" position.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleLightSwitch are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * This property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to
      * implement it as VehiclePropertyAccess.READ only.
      *
@@ -5143,6 +5263,7 @@
      * @access VehiclePropertyAccess.READ_WRITE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleLightSwitch
+     * @require_supported_values_list
      * @version 2
      */
     CABIN_LIGHTS_SWITCH = 0x0F02 + 0x10000000 + 0x01000000
@@ -5152,9 +5273,17 @@
      *
      * Return current status of reading lights.
      *
+     * For each supported area ID, the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleLightState are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for a specifc area ID:
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleLightState
+     * @require_supported_values_list
      * @version 2
      */
     READING_LIGHTS_STATE = 0x0F03 + 0x10000000 + 0x05000000
@@ -5167,6 +5296,13 @@
      * is open or because of a voice command.
      * For example, while the switch is in the "off" or "automatic" position.
      *
+     * For each supported area ID, the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleLightSwitch are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for a specifc area ID:
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * This property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to
      * implement it as VehiclePropertyAccess.READ only.
      *
@@ -5174,6 +5310,7 @@
      * @access VehiclePropertyAccess.READ_WRITE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleLightSwitch
+     * @require_supported_values_list
      * @version 2
      */
     READING_LIGHTS_SWITCH = 0x0F04 + 0x10000000 + 0x05000000
@@ -5874,9 +6011,17 @@
      * If the head unit is aware of an ETC card attached to the vehicle, this property should
      * return the type of card attached; otherwise, this property should be UNAVAILABLE.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in ElectronicTollCollectionCardType are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum ElectronicTollCollectionCardType
+     * @require_supported_values_list
      * @version 2
      */
     ELECTRONIC_TOLL_COLLECTION_CARD_TYPE = 0x0F39 + 0x10000000 + 0x01000000
@@ -5889,9 +6034,17 @@
      * ELECTRONIC_TOLL_COLLECTION_CARD_TYPE gives that status of the card; otherwise,
      * this property should be UNAVAILABLE.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in ElectronicTollCollectionCardStatus are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum ElectronicTollCollectionCardStatus
+     * @require_supported_values_list
      * @version 2
      */
     ELECTRONIC_TOLL_COLLECTION_CARD_STATUS = 0x0F3A + 0x10000000 + 0x01000000
@@ -5903,9 +6056,17 @@
      * Only one of FOG_LIGHTS_STATE or FRONT_FOG_LIGHTS_STATE must be implemented. Please refer to
      * the documentation on FOG_LIGHTS_STATE for more information.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleLightState are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleLightState
+     * @require_supported_values_list
      * @version 2
      */
     FRONT_FOG_LIGHTS_STATE = 0x0F3B + 0x10000000 + 0x01000000
@@ -5918,6 +6079,13 @@
      * Only one of FOG_LIGHTS_SWITCH or FRONT_FOG_LIGHTS_SWITCH must be implemented. Please refer to
      * the documentation on FOG_LIGHTS_SWITCH for more information.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleLightSwitch are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * This property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to
      * implement it as VehiclePropertyAccess.READ only.
      *
@@ -5925,6 +6093,7 @@
      * @access VehiclePropertyAccess.READ_WRITE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleLightSwitch
+     * @require_supported_values_list
      * @version 2
      */
     FRONT_FOG_LIGHTS_SWITCH = 0x0F3C + 0x10000000 + 0x01000000
@@ -5937,9 +6106,17 @@
      * Only one of FOG_LIGHTS_STATE or REAR_FOG_LIGHTS_STATE must be implemented. Please refer to
      * the documentation on FOG_LIGHTS_STATE for more information.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleLightState are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleLightState
+     * @require_supported_values_list
      * @version 2
      */
     REAR_FOG_LIGHTS_STATE = 0x0F3D + 0x10000000 + 0x01000000
@@ -5952,6 +6129,13 @@
      * Only one of FOG_LIGHTS_SWITCH or REAR_FOG_LIGHTS_SWITCH must be implemented. Please refer to
      * the documentation on FOG_LIGHTS_SWITCH for more information.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in VehicleLightSwitch are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * This property is defined as VehiclePropertyAccess.READ_WRITE, but OEMs have the option to
      * implement it as VehiclePropertyAccess.READ only.
      *
@@ -5959,6 +6143,7 @@
      * @access VehiclePropertyAccess.READ_WRITE
      * @access VehiclePropertyAccess.READ
      * @data_enum VehicleLightSwitch
+     * @require_supported_values_list
      * @version 2
      */
     REAR_FOG_LIGHTS_SWITCH = 0x0F3E + 0x10000000 + 0x01000000
@@ -6037,9 +6222,17 @@
      * EvChargeState::STATE_FULLY_CHARGED when the battery charge level has reached the target
      * level. See EV_CHARGE_PERCENT_LIMIT for more context.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in EvChargeState are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum EvChargeState
+     * @require_supported_values_list
      * @version 2
      */
     EV_CHARGE_STATE = 0x0F41 + 0x10000000 + 0x01000000
@@ -6084,9 +6277,17 @@
      * EV_BRAKE_REGENERATION_LEVEL property can be used instead, which provides a more granular
      * way of providing the same information.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in EvRegenerativeBrakingState are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum EvRegenerativeBrakingState
+     * @require_supported_values_list
      * @version 2
      */
     EV_REGENERATIVE_BRAKING_STATE = 0x0F44 + 0x10000000 + 0x01000000
@@ -6097,9 +6298,17 @@
      *
      * Returns the trailer state of the car.
      *
+     * For the global area ID (0), the VehicleAreaConfig#supportedEnumValues array must be defined
+     * unless all states in TrailerState are supported.
+     *
+     * If {@code HasSupportedValueInfo} is not {@code null} for the global area ID (0):
+     * {@code HasSupportedValueInfo#hasSupportedValuesList} must be {@code true}.
+     * At boot, supportedEnumValues (if defined) is equal to the supported values list.
+     *
      * @change_mode VehiclePropertyChangeMode.ON_CHANGE
      * @access VehiclePropertyAccess.READ
      * @data_enum TrailerState
+     * @require_supported_values_list
      * @version 2
      */
     TRAILER_PRESENT = 0x0F45 + 0x10000000 + 0x01000000
diff --git a/automotive/vehicle/tools/generate_annotation_enums.py b/automotive/vehicle/tools/generate_annotation_enums.py
index 460e9f9..f4ab00d 100755
--- a/automotive/vehicle/tools/generate_annotation_enums.py
+++ b/automotive/vehicle/tools/generate_annotation_enums.py
@@ -58,6 +58,28 @@
 RE_DATA_ENUM = re.compile('\s*\* @data_enum (\S+)\s*')
 RE_UNIT = re.compile('\s*\* @unit (\S+)\s+')
 RE_VALUE = re.compile('\s*(\w+)\s*=(.*)')
+RE_ANNOTATION = re.compile('\s*\* @(\S+)\s*')
+
+SUPPORTED_ANNOTATIONS = ['change_mode', 'access', 'unit', 'data_enum', 'data_enum_bit_flags',
+    'version', 'require_min_max_supported_value', 'require_supported_values_list',
+    'legacy_supported_values_in_config']
+
+# Non static data_enum properties that do not require supported values list.
+# These properties are either deprecated or for internal use only.
+ENUM_PROPERTIES_WITHOUT_SUPPORTED_VALUES = [
+    # deprecated
+    'TURN_SIGNAL_STATE',
+    # The supported values are exposed through HVAC_FAN_DIRECTION_AVAILABLE
+    'HVAC_FAN_DIRECTION',
+    # Internal use only
+    'HW_ROTARY_INPUT',
+    # Internal use only
+    'HW_CUSTOM_INPUT',
+    # Internal use only
+    'SHUTDOWN_REQUEST',
+    # Internal use only
+    'CAMERA_SERVICE_CURRENT_STATE'
+]
 
 LICENSE = """/*
  * Copyright (C) 2023 The Android Open Source Project
@@ -198,6 +220,7 @@
         self.enum_types = []
         self.unit_type = None
         self.version = None
+        self.annotations = []
 
     def __repr__(self):
         return self.__str__()
@@ -232,60 +255,15 @@
                 if RE_COMMENT_BEGIN.match(line):
                     in_comment = True
                     config = PropertyConfig()
-                    description = ''
+                    # Use an array so that we could modify the string in parseComment.
+                    description = ['']
                     continue
 
                 if RE_COMMENT_END.match(line):
                     in_comment = False
                 if in_comment:
-                    match = RE_CHANGE_MODE.match(line)
-                    if match:
-                        config.change_mode = match.group(1).replace('VehiclePropertyChangeMode.', '')
-                        continue
-                    match = RE_ACCESS.match(line)
-                    if match:
-                        config.access_modes.append(match.group(1).replace('VehiclePropertyAccess.', ''))
-                        continue
-                    match = RE_UNIT.match(line)
-                    if match:
-                        config.unit_type = match.group(1)
-                        continue
-                    match = RE_DATA_ENUM.match(line)
-                    if match:
-                        config.enum_types.append(match.group(1))
-                        continue
-                    match = RE_VERSION.match(line)
-                    if match:
-                        if config.version != None:
-                            raise Exception('Duplicate version annotation for property: ' + prop_name)
-                        config.version = match.group(1)
-                        continue
-
-                    sline = line.strip()
-                    if sline.startswith('*'):
-                        # Remove the '*'.
-                        sline = sline[1:].strip()
-
-                    if not config.description:
-                        # We reach an empty line of comment, the description part is ending.
-                        if sline == '':
-                            config.description = description
-                        else:
-                            if description != '':
-                                description += ' '
-                            description += sline
-                    else:
-                        if not config.comment:
-                            if sline != '':
-                                # This is the first line for comment.
-                                config.comment = sline
-                        else:
-                            if sline != '':
-                                # Concat this line with the previous line's comment with a space.
-                                config.comment += ' ' + sline
-                            else:
-                                # Treat empty line comment as a new line.
-                                config.comment += '\n'
+                    # We will update the string in description in this function.
+                    self.parseComment(line, config, description)
                 else:
                     match = RE_VALUE.match(line)
                     if match:
@@ -300,12 +278,79 @@
                                     'No access_mode annotation for property: ' + prop_name)
                         if not config.version:
                             raise Exception(
-                                    'no version annotation for property: ' + prop_name)
+                                    'No version annotation for property: ' + prop_name)
+                        if ('data_enum' in config.annotations and
+                            'require_supported_values_list' not in config.annotations and
+                            config.change_mode != 'STATIC' and
+                            prop_name not in ENUM_PROPERTIES_WITHOUT_SUPPORTED_VALUES):
+                            raise Exception(
+                                    'The property: ' + prop_name + ' has @data_enum '
+                                    'annotation but does not have @require_supported_values_list'
+                                    ', either add the annotation or add the property name to '
+                                    'ENUM_PROPERTIES_WITHOUT_SUPPORTED_VALUES in '
+                                    'generate_annotation_enums.py')
+
                         config.name = prop_name
                         configs.append(config)
 
         self.configs = configs
 
+    def parseComment(self, line, config, description):
+        match_annotation = RE_ANNOTATION.match(line)
+        if match_annotation:
+            annotation = match_annotation.group(1)
+            if annotation not in SUPPORTED_ANNOTATIONS:
+                raise Exception('Annotation: @' + annotation + " is not supported, typo?")
+            config.annotations.append(annotation)
+            match = RE_CHANGE_MODE.match(line)
+            if match:
+                config.change_mode = match.group(1).replace('VehiclePropertyChangeMode.', '')
+                return
+            match = RE_ACCESS.match(line)
+            if match:
+                config.access_modes.append(match.group(1).replace('VehiclePropertyAccess.', ''))
+                return
+            match = RE_UNIT.match(line)
+            if match:
+                config.unit_type = match.group(1)
+                return
+            match = RE_DATA_ENUM.match(line)
+            if match:
+                config.enum_types.append(match.group(1))
+                return
+            match = RE_VERSION.match(line)
+            if match:
+                if config.version != None:
+                    raise Exception('Duplicate version annotation for property: ' + prop_name)
+                config.version = match.group(1)
+                return
+
+        sline = line.strip()
+        if sline.startswith('*'):
+            # Remove the '*'.
+            sline = sline[1:].strip()
+
+        if not config.description:
+            # We reach an empty line of comment, the description part is ending.
+            if sline == '':
+                config.description = description[0]
+            else:
+                if description[0] != '':
+                    description[0] += ' '
+                description[0] += sline
+        else:
+            if not config.comment:
+                if sline != '':
+                    # This is the first line for comment.
+                    config.comment = sline
+            else:
+                if sline != '':
+                    # Concat this line with the previous line's comment with a space.
+                    config.comment += ' ' + sline
+                else:
+                    # Treat empty line comment as a new line.
+                    config.comment += '\n'
+
     def convert(self, output, header, footer, cpp, field):
         """Converts the property config file to C++/Java output file."""
         counter = 0