 A vehicle inspection is required before a vehicle can be registered for the first time, after a lapse in registration, if a vehicle has received certain modifications, or has been cited for safety faults (a "yellow sticker") by the police.Certain commercial and public transport vehicles must be inspected annually.Western Australia does not require an inspection upon transfer of an interstate registration if the vehicle remains with the same owner and the vehicle has been owned for more than 12 months.