Wash. Admin. Code § 296-360-040
(2) The assistant director will notify a complainant and their employer of the determination made under subsection (1) of this section within 90 days of receipt of the complaint. The department may extend the 90-day period by providing advance written notice to the complainant and the employer setting forth good cause for an extension of the period, and specifying the duration of the extension.
(b) Insufficient evidence. If the assistant director finds there is insufficient evidence to determine that a violation occurred, the assistant director will issue a letter of closure and the employee may institute the action on their own behalf within 30 days of such determination as allowed in RCW 49.17.160.
[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060, and 49.17.160. WSR 26-02-055, s 296-360-040, filed 1/6/26, effective 2/6/26. Statutory Authority: RCW 49.17.040 and 49.17.050. WSR 22-14-090, § 296-360-040, filed 7/1/22, effective 7/1/22. Statutory Authority: Chapter 49.17 RCW. WSR 94-15-096 (Order 94-07), § 296-360-040, filed 7/20/94, effective 9/20/94. Statutory Authority: RCW 49.17.040 and 49.17.050. WSR 85-10-004 (Order 85-09), § 296-360-040, filed 4/19/85. Statutory Authority: RCW 49.17.040, 49.17.050, 49.17.240, chapters 43.22 and 42.30 RCW. WSR 80-17-015 (Order 80-21), § 296-360-040, filed 11/13/80.]