Wash. Admin. Code § 392-135-021
Statutory Authority: RCW 28A.150.290 and 84.52.0531. 13-12-004, § 392-135-021, filed 5/22/13, effective 6/22/13. Statutory Authority: RCW 28A.58.075(2) and 28A.58.245. 81-19-091 (Order 81-21), § 392-135-021, filed 9/18/81.