Wash. Admin. Code § 389-12-270
Statutory Authority: Chapter 39.58 RCW and RCW 39.58.040. 09-16-010, § 389-12-270, filed 7/23/09, effective 8/23/09. Statutory Authority: RCW 39.58.040. 84-03-037 (Order 84-01), § 389-12-270, filed 1/13/84; Order XII, § 389-12-270, filed 11/28/73.