Wash. Admin. Code § 391-45-552
Statutory Authority: RCW 28B.52.080, 41.56.090, 41.59.110, 41.58.050 and 41.59.120. 00-14-048, § 391-45-552, filed 6/30/00, effective 8/1/00; 90-06-074, § 391-45-552, 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. 81-02-034 (Order 81-01), § 391-45-552, filed 1/6/81.