Wash. Admin. Code § 390-20-143
Statutory Authority: RCW 42.17A.110. 12-03-002, § 390-20-143, filed 1/4/12, effective 2/4/12. Statutory Authority: RCW 42.17.370(1). 85-24-020 (Order 85-05), § 390-20-143, filed 11/26/85. Statutory Authority: RCW 42.17.160(4) and 42.17.370(1). 78-07-038 (Order 99), § 390-20-143, filed 6/26/78.