Wash. Admin. Code § 296-301-020
Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. 04-18-080, § 296-301-020, filed 8/31/04, effective 11/1/04; 04-14-028, § 296-301-020, filed 6/29/04, effective 1/1/05. Statutory Authority: RCW 49.17.010, [49.17].040, and[49.17].050 . 01-11-038, § 296-301-020, filed 5/9/01, effective 9/1/01; 99-17-094 and 99-22-093, § 296-301-020, filed 8/17/99 and 11/2/99, effective 1/1/00; 98-10-073, 98-24-120 and 99-12-091, § 296-301-020, filed 5/4/98, 12/2/98 and 6/1/99, effective 1/1/00; Order 74-19, § 296-301-020, filed 5/6/74.