Every full-service gasoline station offering self-service pumping at a lesser cost shall require an attendant employed by the station to dispense gasoline to any motor vehicle properly displaying a handicapped placard or special designating plates issued under Title 29-A, section 521, when the person to whom the placard or plates have been issued is the operator of the vehicle, the service is requested, the operator has a driver's license designated with a code S, restricted to special equipment, and there is no nonhandicapped adult in the motor vehicle. [1995, c. 645, Pt. A, §1 (AMD).]