These rules are adopted under the authority of chapters 90.54, 90.22, and 90.03 RCW, and in relation to chapter 173-500 WAC.
Wash. Admin. Code § 173-563-030
Statutory Authority: RCW 90.54.040, 90.54.050, chapters 90.03 and 90.22 RCW. 80-08-021 (Order DE 80-2), § 173-563-030, filed 6/24/80.