Wash. Admin. Code § 173-312-090
Statutory Authority: Chapters 70.105D and 43.21 RCW. 02-05-070 (Order 01-11), § 173-312-090, filed 2/19/02, effective 3/22/02. Statutory Authority: RCW 70.105D.070(3). 00-19-016 (Order 00-19), § 173-312-090, filed 9/8/00, effective 10/9/00. Statutory Authority: RCW 43.21A.080. 91-11-090 (Order 90-65), § 173-312-090, filed 5/21/91, effective 6/21/91.