[Statutory Authority: Chapter
80.50 RCW and RCW
80.50.040. WSR 09-05-067, § 463-58-050, filed 2/13/09, effective 3/16/09. Statutory Authority: RCW
80.50.040 (1) and (12). WSR 04-21-013, § 463-58-050, filed 10/11/04, effective 11/11/04. Statutory Authority: RCW
80.50.071. WSR 78-05-054 (Order 78-2), § 463-58-050, filed 4/26/78.]