Wash. Admin. Code § 44-10-160
Statutory Authority: RCW 19.118.080(2), 19.118.061. 02-12-093, § 44-10-160, filed 6/4/02, effective 7/5/02. Statutory Authority: RCW 19.118.080(2) and (7), 19.118.061 and 1995 c 254 § 4. 96-03-155, § 44-10-160, filed 1/24/96, effective 2/24/96. Statutory Authority: RCW 19.118.080 and 19.118.090. 90-19-024, § 44-10-160, filed 9/11/90, effective 10/12/90. Statutory Authority: RCW 19.118.061, 19.118.080 and 19.118.090. 89-16-024 (Order 89-4), § 44-10-160, filed 7/24/89, effective 8/24/89. Statutory Authority: RCW 19.118.080(2) and (7). 88-04-081 (Order 88-2), § 44-10-160, filed 2/3/88.