Wash. Admin. Code § 480-07-220
Statutory Authority: RCW 80.01.040 and 80.04.160. 06-16-053 (Docket A-050802, General Order R-536), § 480-07-220, filed 7/27/06, effective 8/27/06; 03-24-028 (General Order R-510, Docket No. A-010648), § 480-07-220, filed 11/24/03, effective 1/1/04.