Wash. Admin. Code § 220-20-015
Statutory Authority: RCW 34.05.353(1)(b), (c), and (d), 77.12.047, 77.50.050, and chapters 77.65 and 77.70 RCW. 12-09-046 (Order 12-61), § 220-20-015, filed 4/13/12, effective 5/14/12. Statutory Authority: RCW 77.12.047. 02-23-002 (Order 02-278), § 220-20-015, filed 11/6/02, effective 12/7/02; 00-17-106 (Order 00-149), § 220-20-015, filed 8/16/00, effective 9/16/00. Statutory Authority: RCW 75.08.080. 98-15-031 (Order 98-120), § 220-20-015, filed 7/7/98, effective 8/7/98; 84-13-078 (Order 84-53), § 220-20-015, filed 6/21/84; 79-10-013 (Order 79-75), § 220-20-015, filed 9/7/79; 78-05-067 (Order 78-20), § 220-20-015, filed 4/27/78; Order 77-66, § 220-20-015, filed 8/5/77; Order 77-14, § 220-20-015, filed 4/15/77; Order 76-24A, § 220-20-015, filed 4/20/76; Order 1251, § 220-20-015, filed 8/18/75; Order 1210, § 220-20-015, filed 5/26/75; Order 1143, § 220-20-015, filed 8/8/74; Order 1116, § 220-20-015, filed 4/30/74; Order 1049, § 220-20-015, filed 4/11/73; Order 984, § 220-20-015, filed 2/17/72; Order 925, § 220-20-015, filed 6/3/71; Order 920, § 220-20-015, filed 5/13/71; Order 810, § 220-20-015, filed 4/17/69.