[Statutory Authority: Chapter
70.95C RCW. WSR 00-15-020 (Order 00-08), § 173-307-060, filed 7/11/00, effective 8/11/00; WSR 91-20-131 (Order 91-35), § 173-307-060, filed 10/1/91, effective 11/1/91; WSR 91-08-041 (Order 90-57), § 173-307-060, filed 4/1/91, effective 5/2/91.]