Wash. Admin. Code § 220-310-010
Statutory Authority: RCW 77.12.047. 06-21-031 (Order 06-262), § 220-69-236, filed 10/9/06, effective 11/9/06; 05-05-035 (Order 05-15), § 220-69-236, filed 2/10/05, effective 5/1/05; 04-17-096 (Order 04-210), § 220-69-236, filed 8/17/04, effective 9/17/04. Statutory Authority: RCW 77.32.050. 00-11-178 (Order 00-80), § 220-69-236, filed 5/24/00, effective 6/24/00. Statutory Authority: RCW 75.08.080 and 77.12.040. 99-17-066 (Order 99-125), § 220-69-236, filed 8/13/99, effective 4/1/00.