Wash. Admin. Code § 16-230-150
[Statutory Authority: RCW 15.58.040 and 17.21.030. WSR 19-02-039, § 16-230-150, filed 12/26/18, effective 1/26/19. Statutory Authority: Chapters 17.21, 15.58, and 34.05 RCW. WSR 07-11-041A, § 16-230-150, filed 5/9/07, effective 6/9/07. Statutory Authority: Chapters 15.58 and 17.21 RCW. WSR 91-08-058 (Order 2081), § 16-230-150, filed 4/2/91, effective 5/3/91; WSR 79-05-043 (Order 1598), § 16-230-150, filed 4/26/79; WSR 79-02-046 (Order 1591), § 16-230-150, filed 1/29/79; Order 1545, § 16-230-150, filed 11/30/77.]