Wash. Admin. Code § 132B-120-180
Statutory Authority: RCW 28B.50.140.13 28B.50.140(13). 10-17-031, § 132B-120-180, filed 8/9/10, effective 9/9/10. Statutory Authority: RCW 28B.50.140. 04-01-100, § 132B-120-180, filed 12/16/03, effective 1/16/04. Statutory Authority: RCW 28B.50.140(13). 98-09-012, § 132B-120-180, filed 4/6/98, effective 5/7/98. Statutory Authority: RCW 28B.50.140(13) and 69.41.340. 91-11-102, § 132B-120-180, filed 5/22/91, effective 6/22/91. Statutory Authority: RCW 28B.50.140(13). 80-10-053 (Order 80-1, Resolution No. 10-80), § 132B-120-180, filed 8/6/80.