Wash. Admin. Code § 16-328-065
Statutory Authority: Chapter 15.14 RCW. 00-19-034, § 16-328-065, filed 9/12/00, effective 10/13/00; 87-13-016 (Order 1932), § 16-328-065, filed 6/9/87; Order 1216, § 16-328-065, filed 10/18/71, effective 11/18/71; Order 1110, § 16-328-065, filed 3/31/69; Order 925, Regulation 6, filed 6/25/63; Order 625, Regulation 7, effective 4/29/52.