Wash. Admin. Code § 478-160-310
Statutory Authority: RCW 28B.20.130, 42.17.260, 42.17.290, 42.17.300 and chapter 34.05 RCW. 97-14-004, § 478-160-310, filed 6/19/97, effective 7/20/97. Statutory Authority: RCW 28B.20.130. 92-12-011, § 478-160-310, filed 5/22/92, effective 6/22/92; Order 72-8, § 478-160-310, filed 11/30/72.