Wash. Rev. Code § 23.100.1005
(1) Except as otherwise provided in RCW 23.100.1004, for a limited cooperative association to voluntarily dissolve:
(c) Subject to RCW 23.100.0419, the board of directors must mail or otherwise transmit or deliver to each member in a record that complies with RCW 23.100.0408:
(2) Subject to subsection (3) of this section, a resolution to dissolve must be approved by:
(3) The organic rules may require that the percentage of votes under subsection (2)(a) of this section is:
[ 2019 c 37 s 1005.]