Wash. Admin. Code § 250-20-071
Statutory Authority: Chapter 28B.92 RCW. 08-15-156, § 250-20-071, filed 7/22/08, effective 8/22/08. Statutory Authority: RCW 28B.10.800 - [28B.10.]822. 90-04-067, § 250-20-071, filed 2/5/90, effective 7/1/90. Statutory Authority: RCW 28B.10.806. 87-16-046 (Order 2/87, Resolution No. 87-59), § 250-20-071, filed 7/29/87; Order 2-77, § 250-20-071, filed 4/13/77; Order 3-75, § 250-20-071, filed 4/25/75.