Wash. Admin. Code § 391-45-290
Statutory Authority: RCW 28B.52.080, 41.56.090, 41.58.050, 41.59.110, 41.76.060, 41.80.120. 08-04-058, § 391-45-290, filed 1/31/08, effective 4/1/08. Statutory Authority: RCW 28B.52.080, 41.56.090, 41.59.110, 41.58.050, 34.05.437, 41.56.160 and 41.59.150. 00-14-048, § 391-45-290, filed 6/30/00, effective 8/1/00; 98-14-112, § 391-45-290, filed 7/1/98, effective 8/1/98; 96-07-105, § 391-45-290, filed 3/20/96, effective 4/20/96. Statutory Authority: RCW 41.58.050, 28B.52.080, 41.56.090, 41.59.110, 28B.52.073, 41.56.180, 41.59.150 and 53.18.015. 90-06-074, § 391-45-290, 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. 80-14-048 (Order 80-7), § 391-45-290, filed 9/30/80, effective 11/1/80.