Wash. Admin. Code § 220-56-280
Statutory Authority: RCW 77.12.047. 06-09-021 (Order 06-67), § 220-56-280, filed 4/11/06, effective 5/12/06. Statutory Authority: RCW 75.08.080, 77.12.040. 00-08-038 (Order 00-29), § 220-56-280, filed 3/29/00, effective 5/1/00. Statutory Authority: RCW 75.08.080. 80-03-064 (Order 80-12), § 220-56-280, filed 2/27/80, effective 4/1/80.