Wash. Admin. Code § 220-351-060
Statutory Authority: RCW 77.12.047. 01-10-031 (Order 01-66), § 220-95-027, filed 4/24/01, effective 5/25/01. Statutory Authority: RCW 75.08.080. 98-20-052 (Order 98-206), § 220-95-027, filed 10/1/98, effective 11/1/98; 95-07-012 (Order 95-20), § 220-95-027, filed 3/3/95, effective 4/3/95.