Wash. Admin. Code § 220-69-270
Statutory Authority: RCW 77.12.047. 04-17-096 (Order 04-210), § 220-69-270, filed 8/17/04, effective 9/17/04. Statutory Authority: RCW 75.08.080. 94-01-001, § 220-69-270, filed 12/1/93, effective 1/1/94; 83-24-049 (Order 83-203), § 220-69-270, filed 12/2/83; Order 76-153, § 220-69-270, filed 12/17/76.