Wash. Admin. Code § 106-116-601
Statutory Authority: RCW 28B.10.528 and 28B.35.120(12). 02-18-077, § 106-116-601, filed 8/30/02, effective 9/30/02; 98-23-022, § 106-116-601, filed 11/9/98, effective 12/10/98. Statutory Authority: RCW 28B.10.528, 28B.10.560 and 28.35.120. 94-10-049 (Order CWU AO 72), § 106-116-601, filed 5/2/94, effective 6/2/94. Statutory Authority: RCW 28B.19.050 and 28B.40.120. 90-01-006, § 106-116-601, filed 12/7/89, effective 1/7/90. Statutory Authority: RCW 28B.35.120(11). 83-13-034 (Order 53), § 106-116-601, filed 6/9/83, effective 7/24/83. Statutory Authority: RCW 28B.19.050 and 28B.35.120. 80-11-027 (Order 45), § 106-116-601, filed 8/14/80. Statutory Authority: RCW 28B.19.050 and 28B.40.120. 78-02-023 (Order 37), § 106-116-601, filed 1/13/78; Order 24, § 106-116-601, filed 7/30/75; Order 15, § 106-116-601, filed 8/17/73.