Wash. Admin. Code § 16-230-420
Statutory Authority: Chapters 17.21, 15.58, and 34.05 RCW. 07-11-041A, § 16-230-420, filed 5/9/07, effective 6/9/07. Statutory Authority: Chapters 15.58 and 17.21 RCW. 80-03-039 (Order 1678), § 16-230-420, filed 2/20/80; 79-01-038 (Order 1585), § 16-230-420, filed 12/20/78.