Wash. Admin. Code § 415-112-290
Statutory Authority: RCW 41.50.050(5), 41.32.065, and 41.32.300. 10-14-112, §415-112-290, filed 7/7/10, effective 8/7/10. Statutory Authority: RCW 41.50.050(5) and 41.32.300. 05-12-042, §415-112-290, filed 5/25/05, effective 6/25/05. Statutory Authority: RCW 41.50.050. 99-14-008, §415-112-290, filed 6/24/99, effective 7/25/99. Statutory Authority: RCW 41.50.050(6) and 41.50.090. 78-03-023 (Order IV), §415-112-290, filed 2/15/78. Formerly WAC 462-20-055.