Wash. Rev. Code § 23B.10.205
(1) Unless the articles of incorporation specifically prohibit the adoption of a bylaw pursuant to this section or alter the vote specified in RCW 23B.07.280(4), or cumulative voting is authorized, a public company may elect in its bylaws to be governed in the election of directors as follows:
(2) A bylaw containing an election to be governed by this section may be repealed or amended:
[ 2019 c 141 s 4; 2009 c 189 s 36; 2007 c 467 s 5.]