Wash. Admin. Code § 220-56-410
Statutory Authority: RCW 77.12.047. 04-17-098 (Order 04-218), § 220-56-410, filed 8/17/04, effective 9/17/04. Statutory Authority: RCW 75.08.080. 94-14-069, § 220-56-410, filed 7/1/94, effective 8/1/94; 80-03-064 (Order 80-12), § 220-56-410, filed 2/27/80, effective 4/1/80. Formerly WAC 220-56-090.