Wash. Admin. Code § 463-47-090
Statutory Authority: RCW 80.50.040(1). 07-21-035, § 463-47-090, filed 10/9/07, effective 11/9/07. Statutory Authority: RCW 80.50.040(1) and (12). 04-21-013, § 463-47-090, filed 10/11/04, effective 11/11/04. Statutory Authority: RCW 80.50.040(1). 92-09-013, § 463-47-090, filed 4/2/92, effective 5/3/92; 84-19-031 (Order 84-2), § 463-47-090, filed 9/14/84.