Wash. Admin. Code § 246-915-120
Statutory Authority: RCW 18.74.023. 08-17-026, § 246-915-120, filed 8/13/08, effective 8/13/08; 07-07-066, § 246-915-120, filed 3/15/07, effective 4/15/07; 94-05-014 (Order 403B), § 246-915-120, filed 2/4/94, effective 3/7/94; 93-04-081 (Order 328B), § 246-915-120, filed 2/1/93, effective 3/4/93; 92-08-039 (Order 259B), § 246-915-120, filed 3/24/92, effective 4/24/92; 91-02-011 (Order 103B), recodified as § 246-915-120, filed 12/21/90, effective 1/31/91; 84-13-057 (Order PL 471), § 308-42-125, filed 6/19/84.