Special plates -- Permit to use dealer plate to demonstrate loaded motor vehicle.

(1) Under rules established by the administrator, the division may issue a permit to a dealer to use a dealer plate to demonstrate a loaded commercial vehicle over 26,000 pounds to a bona fide prospective purchaser. (2) To obtain a permit, the dealer or his authorized representative shall apply on a form prescribed by the division. (3) If approved and issued, the permit shall be: (a) carried in the commercial vehicle for which the division issued the permit during the demonstration trip; and (b) returned to the division properly completed and signed within 10 days after the day on which the permit expires.