This chapter is promulgated by the state department of ecology pursuant to authority granted in RCW 43.21F.045 and chapter 19, Laws of 1983 1st ex. sess.
[Statutory Authority: 1983 1st ex.s. c 19 and Title 43 RCW. WSR 83-18-020 (Order DE 83-25), § 173-44-020, filed 8/30/83. Formerly WAC 173-16-020.]