Wash. Admin. Code § 308-111-040
(3) A person who fails to submit the request for administrative review in the prescribed period or according to the department's instructions shall be denied an administrative review. The department shall notify the petitioner, in writing, of the reason for denial of the administrative review, and the department's sanction will go into effect as stated on the original notice.
(b) Good cause, which is defined as extending the administrative review or interview request deadline may include, but is not limited to:
[Statutory Authority: RCW 46.01.110 and 46.20.245. WSR 25-03-018, s 308-111-040, filed 1/6/25, effective 2/6/25.]