Wash. Rev. Code § 11.02.120
Neither a domestic or foreign corporation or its registrar or transfer agent shall be liable for transferring or causing to be transferred on the books of the corporation to or pursuant to the direction of the surviving spouse or the surviving domestic partner any share or shares or other securities theretofore issued by the corporation to the deceased or surviving spouse or both, or to the deceased or surviving domestic partner or both, if the corporation or its registrar or transfer agent shall be provided with the following:
(3) An affidavit of the surviving spouse or surviving domestic partner that:
[ 2008 c 6 s 904; 1990 c 180 s 9.]
Part headings not law—Severability—2008 c 6: See RCW 26.60.900 and 26.60.901.