Wash. Admin. Code § 390-28-040
Statutory Authority: RCW 42.17A.110. 12-03-002, § 390-28-040, filed 1/4/12, effective 2/4/12. Statutory Authority: RCW 42.17.370. 91-22-083, § 390-28-040, filed 11/5/91, effective 12/6/91. Statutory Authority: RCW 42.17.370(1). 85-24-020 (Order 85-05), § 390-28-040, filed 11/26/85; 80-03-089 (Order 80-03), § 390-28-040, filed 3/4/80; Order 62, § 390-28-040, filed 8/26/75; Order 24, § 390-28-040, filed 2/21/74.