Wash. Admin. Code § 246-280-020
Statutory Authority: RCW 43.20.050. 92-02-019 (Order 225B), § 246-280-020, filed 12/23/91, effective 1/23/92; 91-02-051 (Order 124B), recodified as § 246-280-020, filed 12/27/90, effective 1/31/91. Statutory Authority: Chapter 90.70 RCW. 89-20-020 (Order 335), § 248-52-020, filed 9/27/89, effective 10/28/89.