Wash. Rev. Code § 46.32.050
It shall be unlawful for any person employed by the chief of the Washington state patrol at any vehicle equipment inspection station, to order, direct, recommend, or influence the correction of vehicle equipment defects by any person or persons whomsoever.
It shall be unlawful for any person employed by the chief of the Washington state patrol while in or about any vehicle equipment inspection station, to perform any repair or adjustment upon any vehicle or any equipment or appliance of any vehicle whatsoever.
It shall be unlawful for any person to solicit in any manner the repair to any vehicle or the adjustment of any equipment or appliance of any vehicle, upon the property of any vehicle equipment inspection station or upon any public highway adjacent thereto.
Violation of the provisions of this section is a traffic infraction.
RCW 46.32.050
Effective date-Severability-1979 ex.s. c 136: See notes following RCW 46.63.010.