The provisions of this title relating to vehicles shall be applicable and uniform throughout this state and in all incorporated cities and towns and all political subdivisions therein and no local authority shall enact or enforce any law, ordinance, rule or regulation in conflict with the provisions of this title except and unless expressly authorized by law to do so and any laws, ordinances, rules or regulations in conflict with the provisions of this title are hereby declared to be invalid and of no effect. Local authorities may, however, adopt additional vehicle and traffic regulations which are not in conflict with the provisions of this title.
RCW 46.08.020
Precedence over local vehicle and traffic regulations.
Applied in 13 court decisions — leading case Weden v. San Juan County (1998)
Most recently applied in City of Seattle v. Wilson (August 2009)
1961 c 12 s 46.08.020
How often courts cite this section
Court decisions citing this, by year. The dip in the last several years is a data-coverage gap, not a real trend — our corpus holds fewer opinions from the most recent years, so recent citations are undercounted.
Official source: Washington State Legislature. Reproduced from public-domain Washington statutes; confirm against the official source for the current text. Not legal advice.