The vehicle can be pushed/towed by a bonafide supplier/repairer worker with vendor/maintenance plates only when the dealer would be the proprietor with the vehicle. But if it fails inspection it must be transported away on the flatbed trailer The sole autos usually exempt from smog checks are electric vehicles since https://motorvehicleinspection56677.creacionblog.com/26973107/the-greatest-guide-to-motor-vehicle-inspection