Wash. Admin. Code § 250-70-020
Statutory Authority: RCW 28B.240 and .370 [28B.80.240 and28B.80.370 ] and 28B.101.030. 03-20-047, § 250-70-020, filed 9/25/03, effective 10/26/03. Statutory Authority: 1990 c 288. 90-16-023, § 250-70-020, filed 7/20/90, effective 8/20/90.