Wash. Admin. Code § 220-56-118
Statutory Authority: RCW 77.12.047. 06-05-085 (Order 06-23), § 220-56-118, filed 2/14/06, effective 5/1/06; 05-17-007 (Order 05-168), § 220-56-118, filed 8/3/05, effective 9/3/05; 05-05-035 (Order 05-15), § 220-56-118, filed 2/10/05, effective 5/1/05; 04-07-009 (Order 04-39), § 220-56-118, filed 3/4/04, effective 5/1/04.