Except as otherwise specifically provided by law, all persons shall be deemed and taken to be of full age for all purposes at the age of eighteen years.
RCW 26.28.010
Age of majority.
Applied in 44 court decisions — leading case Davis v. Department of Licensing (1999)
Most recently applied in In re Pers. Restraint of Monschke (March 2021)
1971 ex.s. c 292 s 1; 1970 ex.s. c 17 s 1; 1923 c 72 s 2; Code 1881 s 2363; 1866 p 92 s 1; 1863 p 434 s 1; 1854 p 407 s 1; RRS s 10548.
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.