Wash. Admin. Code § 392-105-015
Statutory Authority: RCW 42.17.250 through [42.17].320. 92-10-016 (Order 92-04), § 392-105-015, filed 4/28/92, effective 5/29/92. Statutory Authority: RCW 42.17.250 and 42.17.260. 80-05-034 (Order 80-5), § 392-105-015, filed 4/15/80; Order 7-75, § 392-105-015, filed 12/22/75. Formerly WAC 392-12-010 (part).