Wash. Admin. Code § 246-853-160
Statutory Authority: RCW 18.57.005. 90-24-055 (Order 100B), recodified as § 246-853-160, filed 12/3/90, effective 1/31/91. Statutory Authority: RCW 18.57.005 and 18.130.070. 87-11-062 (Order PM 651), § 308-138-324, filed 5/20/87.