Wash. Admin. Code § 392-109-090
Statutory Authority: Chapter 28A.305 RCW and 2005 c 497. 05-22-007, § 392-109-090, filed 10/20/05, effective 11/20/05. Statutory Authority: RCW 28A.305.020. 96-08-001 (Order 96-05), § 392-109-090, filed 3/21/96, effective 4/21/96. Statutory Authority: RCW 28A.04.020. 84-11-038 (Order 84-8), § 392-109-090, filed 5/15/84; 80-07-038 (Order 80-20), § 392-109-090, filed 6/17/80.