[Statutory Authority: RCW
28A.150.290. WSR 92-03-045 (Order 92-03), § 392-122-210, filed 1/10/92, effective 2/10/92. Statutory Authority: RCW
28A.150.290, 1989 1st ex.s. c 19 and 1990 1st ex.s. c 16. WSR 91-03-118 (Order 2), § 392-122-210, filed 1/23/91, effective 2/23/91. Statutory Authority: RCW
28A.41.170. WSR 84-20-078 (Order 84-36), § 392-122-210, filed 10/2/84.]