Wash. Admin. Code § 232-28-288
Statutory Authority: RCW 77.12.047. 12-12-006 (Order 12-90), § 232-28-288, filed 5/23/12, effective 6/23/12. Statutory Authority: RCW 77.12.047, 77.12.020, 77.12.570, 77.12.210, 77.12.150, 77.12.240, 77.32.070, 77.32.530. 10-10-061 (Order 10-94), § 232-28-288, filed 4/30/10, effective 5/31/10.