Wash. Admin. Code § 315-02-020
Statutory Authority: RCW 67.70.040. 87-05-005 (Order 99), § 315-02-020, filed 2/6/87; 85-07-005 (Order 71), § 315-02-020, filed 3/8/85; 83-19-019 (Order 36), § 315-02-020, filed 9/12/83. Statutory Authority: 1982 2nd ex.s. c 7. 82-21-037 (Order 2), § 315-02-020, filed 10/15/82.