Wash. Admin. Code § 51-51-0322
[Statutory Authority: RCW 19.27.031 and 19.27.074. WSR 16-03-025, § 51-51-0322, filed 1/11/16, effective 7/1/16; WSR 10-03-098, § 51-51-0322, filed 1/20/10, effective 7/1/10.]