[Statutory Authority: Chapter 49.17 RCW. WSR 90-09-026 (Order 90-01), § 296-62-07517, filed 4/10/90, effective 5/25/90; WSR 87-24-051 (Order 87-24), § 296-62-07517, filed 11/30/87. Statutory Authority: RCW 49.17.050(2) and 49.17.040. WSR 87-10-008 (Order 87-06), § 296-62-07517, filed 4/27/87. Statutory Authority: RCW 49.17.040, 49.17.050 and 49.17.240. WSR 81-18-029 (Order 81-21), § 296-62-07517, filed 8/27/81; WSR 81-16-015 (Order 81-20), § 296-62-07517, filed 7/27/81; WSR 80-11-010 (Order 80-14), § 296-62-07517, filed 8/8/80; Order 77-12, § 296-62-07517, filed 7/11/77; Order 73-3, § 296-62-07517, filed 5/7/73.]