Wash. Admin. Code § 208-620-231
[Statutory Authority: RCW 43.320.040 and 31.04.165. WSR 18-16-024, § 208-620-231, filed 7/24/18, effective 9/1/18. Statutory Authority: Chapter 43.320 RCW, RCW 31.04.165. WSR 16-08-026, § 208-620-231, filed 3/30/16, effective 4/30/16. Statutory Authority: RCW 43.320.040 and 31.04.165. WSR 13-24-024, § 208-620-231, filed 11/22/13, effective 1/1/14. Statutory Authority: RCW 43.320.040, 31.04.165 and 2010 c 35. WSR 10-20-122, § 208-620-231, filed 10/5/10, effective 11/5/10.]