WAC 308-330-540
WAC 308-330-540. Bicycle dealers
Every person engaged in the business of buying or selling new or second-hand bicycles shall make a report to the chief of police of every bicycle purchased or sold by such dealer, giving the name and address of the person from whom purchased or to whom sold, a description of such bicycle by name or make, the frame number thereof, and number of license plate or decal, if any, found thereon.