These rules are enacted under the provisions of the Washington Clean Air Act as amended (RCW 70.94.395) to:
Wash. Admin. Code § 173-405-012
Statutory Authority: Chapter 70.94 RCW. 91-05-064 (Order 90-06), § 173-405-012, filed 2/19/91, effective 3/22/91. Statutory Authority: RCW 70.94.331 and 70.94.395. 80-11-060 (Order DE 80-15), § 173-405-012, filed 8/20/80.