Any individual displaying a green light as authorized in RCW 46.37.185, or a sign or plate as authorized in RCW 46.37.186, shall also carry attached to a convenient location on the private vehicle to which the green light or sign or plate is attached, an identification card showing the name of the owner of said vehicle, the organization to which he or she belongs and bearing the signature of the chief of the service involved.
RCW 46.37.187
Green light, sign or plate—Identification card required.
1971 ex.s. c 92 s 2; 1961 c 12 s 46.37.187
Official source: Washington State Legislature. Reproduced from public-domain Washington statutes; confirm against the official source for the current text. Not legal advice.