Wash. Admin. Code § 131-16-500
Statutory Authority: RCW 28B.50.140(3). 91-21-013 (Order 132, Resolution No. 91-48), § 131-16-500, filed 10/4/91, effective 11/4/91. Statutory Authority: RCW 28B.50.090(7)(d) and (10), 28B.50.851, 28B.15.502(4), 28B.15.522, 28B.50.140(3) and 1990 c 29. 90-20-009 (Order 122, Resolution Nos. 90-42 and 90-43), § 131-16-500, filed 9/20/90, effective 10/21/90.