[Statutory Authority: RCW
51.04.020,
51.04.030 and 1993 c 159. WSR 93-16-072, § 296-20-120, filed 8/1/93, effective 9/1/93. Statutory Authority: RCW
51.04.020(4),
51.04.030, and
51.16.120(3). WSR 81-01-100 (Order 80-29), § 296-20-120, filed 12/23/80, effective 3/1/81; Order 71-6, § 296-20-120, filed 6/1/71; Order 70-12, § 296-20-120, filed 12/1/70, effective 1/1/71; Order 68-7, § 296-20-120, filed 11/27/68, effective 1/1/69.]