[Statutory Authority: RCW 41.05.021 and 41.05.160. WSR 18-22-060, § 182-550-6300, filed 10/31/18, effective 1/1/19; WSR 15-18-065, § 182-550-6300, filed 8/27/15, effective 9/27/15. WSR 11-14-075, recodified as § 182-550-6300, filed 6/30/11, effective 7/1/11. Statutory Authority: RCW 74.08.090, 74.09.730, 74.04.050, 70.01.010, 74.09.200, [74.09.]500, [74.09.]530 and 43.20B.020. WSR 98-01-124, § 388-550-6300, filed 12/18/97, effective 1/18/98.]