Wash. Admin. Code § 106-116-020
[Statutory Authority: RCW 28B.19.050 and 28B.35.120. WSR 80-11-027 (Order 45), § 106-116-020, filed 8/14/80. Statutory Authority: RCW 28B.19.050 and 28B.40.120. WSR 78-02-023 (Order 37), § 106-116-020, filed 1/13/78; Order 15, § 106-116-020, filed 8/17/73.]