Wash. Admin. Code § 284-17-286
Statutory Authority: RCW 48.02.060, 48.17.005. 09-02-073 (Matter No. R 2008-06), § 284-17-286, filed 1/6/09, effective 7/1/09. Statutory Authority: RCW 48.02.060, 48.17.150, 48.17.563, 48.85.040. 05-07-091 (Matter No. R 2004-04), § 284-17-286, filed 3/17/05, effective 4/17/05.