Wash. Admin. Code § 415-108-720
Statutory Authority: RCW 41.50.050(5), 41.40.023, 41.40.150, 41.40.690. 02-03-120, §415-108-720, filed 1/23/02, effective 3/1/02. Statutory Authority: RCW 41.50.050. 95-16-053, §415-108-720, filed 7/25/95, effective 8/25/95.