Wash. Admin. Code § 208-620-551
Statutory Authority: RCW 43.320.040 and 31.04.165. 12-18-047, § 208-620-551, filed 8/29/12, effective 11/1/12. Statutory Authority: RCW 43.320.040, 31.04.165 and 2010 c 35. 10-20-122, § 208-620-551, filed 10/5/10, effective 11/5/10.