Wash. Admin. Code § 220-340-710
[Statutory Authority: RCW 77.04.012, 77.04.013, 77.04.020, 77.04.055, and 77.12.047. WSR 17-05-112 (Order 17-04), amended and recodified as § 220-340-710, filed 2/15/17, effective 3/18/17. Statutory Authority: RCW 75.08.080. WSR 94-12-009 (Order 94-23), § 220-52-070, filed 5/19/94, effective 6/19/94; WSR 86-24-046 (Order 86-190), § 220-52-070, filed 11/26/86.]