[Statutory Authority: RCW
28A.305.021. WSR 17-15-101, § 392-109-043, filed 7/18/17, effective 8/18/17. Statutory Authority: Chapter
28A.305 RCW and 2005 c 497. WSR 05-22-007, § 392-109-043, filed 10/20/05, effective 11/20/05. Statutory Authority: 1990 c 33. WSR 90-16-002 (Order 18), § 392-109-043, filed 7/19/90, effective 8/19/90. Statutory Authority: RCW
28A.04.020. WSR 84-11-038 (Order 84-8), § 392-109-043, filed 5/15/84.]