Wash. Admin. Code § 132X-50-020
Statutory Authority: Chapter 28B.50 RCW and RCW 42.56.040. 12-03-093, § 132X-50-020, filed 1/17/12, effective 2/17/12. Statutory Authority: RCW 28B.50.140(13). 00-05-023, § 132X-50-020, filed 2/8/00, effective 3/10/00. Statutory Authority: RCW 28B.50.140. 88-21-071 (Order 88-1), § 132X-50-020, filed 10/18/88.