Wash. Admin. Code § 446-20-050
Statutory Authority: Chapters 10.97 and 43.43 RCW. 10-01-109, § 446-20-050, filed 12/17/09, effective 1/17/10; 97-05-048, § 446-20-050, filed 2/18/97, effective 3/21/97. Statutory Authority: RCW 10.97.080 and 10.97.090. 80-08-057 (Order 80-2), § 446-20-050, filed 7/1/80.