Wash. Admin. Code § 200-200-020
The objectives of these traffic regulations are:
[Statutory Authority: RCW 43.19.125, 46.08.150, 43.19.011, and 46.08.020. WSR 20-05-042, § 200-200-020, filed 2/12/20, effective 3/14/20. Statutory Authority: 2011 c 43. WSR 11-23-093, recodified as § 200-200-020, filed 11/17/11, effective 11/17/11. Statutory Authority: RCW 46.08.150. WSR 78-05-006 (Order 78-3), § 236-12-020, filed 4/7/78; Order 12, § 236-12-020, filed 12/19/73; § 1, filed 8/19/64.]