Wash. Admin. Code § 357-31-567
Statutory Authority: Chapter 41.06 RCW. 10-23-120, § 357-31-567, filed 11/17/10, effective 12/18/10; 09-17-056 and 09-18-113, § 357-31-567, filed 8/13/09 and 9/2/09, effective 12/3/09; 09-03-013, § 357-31-567, filed 1/9/09, effective 2/13/09; 08-15-043, § 357-31-567, filed 7/11/08, effective 10/1/08.