Washington Revised Code Title 72. State Institutions § 72.42.031. Bylaws--Rules--Officers--Quorum

(1) The board of trustees shall organize, adopt bylaws for its own governance, and adopt rules not inconsistent with this chapter as they deem necessary. At such organizational meeting it shall elect from among its members a chair and a vice chair, each to serve for one year, and annually thereafter shall elect such officers to serve until their successors are appointed or qualified.

(2) A majority of the voting members of the board in office constitutes a quorum, but a lesser number may adjourn from time to time and may compel the attendance of absent members in such manner as prescribed by its bylaws, rules, or regulations.