Wash. Admin. Code § 468-51-150
Statutory Authority: Chapter 47.50 RCW. 99-06-034 (Order 187), § 468-51-150, filed 2/25/99, effective 3/28/99. Statutory Authority: RCW 47.01.101 and chapter 47.50 RCW. 92-14-044, § 468-51-150, filed 6/24/92, effective 7/25/92.