Wash. Admin. Code § 434-840-010
Statutory Authority: RCW 40.24.090. 08-23-094, § 434-840-010, filed 11/19/08, effective 12/20/08; 98-19-063, § 434-840-010, filed 9/16/98, effective 10/17/98. Statutory Authority: 1991 c 23. 91-20-074, § 434-840-010, filed 9/26/91, effective 10/27/91.