Wash. Admin. Code § 220-55-230
Statutory Authority: RCW 77.04.012, 77.04.013, 77.04.055, 77.12.045, and 77.12.047. 13-02-043 (Order 12-290), § 220-55-230, filed 12/21/12, effective 1/21/13. Statutory Authority: RCW 77.04.020 and 77.12.047. 11-16-103 (Order 11-184), § 220-55-230, filed 8/3/11, effective 9/3/11. Statutory Authority: RCW 77.12.047. 10-07-105 (Order 10-64), § 220-55-230, filed 3/19/10, effective 5/1/10.