PDFWAC 308-65-110
Scrap processor—Special plates.
What special license plates are available? Vehicles owned or operated on the highways of this state by a scrap processor and used by the scrap processor in gathering vehicle hulks or salvage shall bear regular license plates and, in addition, hulk hauler plates. Such plates serve in lieu of a trip permit or current license for any vehicle being transported. Each vehicle shall display all plates issued to it.