Wash. Admin. Code § 180-22-150
06-19-033, recodified as § 180-22-150, filed 9/13/06, effective 9/13/06. Statutory Authority: 2006 c 263. 06-14-009, recodified as § 392-107-150, filed 6/22/06, effective 6/22/06. Statutory Authority: RCW 28A.310.020, 28A.210.080. 02-18-052, § 180-22-150, filed 8/28/02, effective 9/28/02. Statutory Authority: RCW 28A.310.020. 98-05-003, § 180-22-150, filed 2/4/98, effective 3/7/98. Statutory Authority: RCW 28A.21.020. 84-21-001 (Order 9-84), § 180-22-150, filed 10/4/84; Order 4-77, § 180-22-150, filed 6/2/77; Order 3-69, § 180-22-150, filed 6/27/69; Emergency Order 1-69, filed 5/1/69.