Wash. Admin. Code § 220-56-230
Statutory Authority: RCW 77.12.047. 10-07-105 (Order 10-64), § 220-56-230, filed 3/19/10, effective 5/1/10. Statutory Authority: RCW 77.04.020 and 77.12.047. 09-14-010 (Order 09-107), § 220-56-230, filed 6/22/09, effective 7/23/09. Statutory Authority: RCW 77.12.047. 03-05-057 (Order 03-24), § 220-56-230, filed 2/14/03, effective 5/1/03. Statutory Authority: RCW 75.08.080. 90-06-026, § 220-56-230, filed 2/28/90, effective 3/31/90.