Wash. Admin. Code § 220-16-270
Statutory Authority: RCW 77.12.047. 07-05-051 (Order 07-22), § 220-16-270, filed 2/16/07, effective 3/19/07; 04-07-009 (Order 04-39), § 220-16-270, filed 3/4/04, effective 5/1/04; 03-16-097 (Order 03-180), § 220-16-270, filed 8/6/03, effective 9/6/03; 01-03-016 (Order 00-271), § 220-16-270, filed 1/5/01, effective 2/5/01; Order 817, § 220-16-270, filed 5/29/69. Formerly WAC 220-16-020 (part).