Wash. Admin. Code § 391-25-253
Statutory Authority: RCW 41.58.050, 28B.52.080, 41.56.090, 41.59.110 and 28B.52.030. 90-06-072, § 391-25-253, filed 3/7/90, effective 4/7/90. Statutory Authority: RCW 28B.52.080, 41.56.040, 41.58.050, 41.59.110 and 47.64.040. 80-14-046 (Order 80-5), § 391-25-253, filed 9/30/80, effective 11/1/80.