Wash. Admin. Code § 16-228-1237
In addition to the restrictions placed on the product label, pesticides containing the active ingredient clopyralid cannot be applied to lawns and turf including golf courses without complying with the requirements in WAC 16-228-12371.
[Statutory Authority: Chapters 15.58, 17.21, and 34.05 RCW. WSR 02-12-017, § 16-228-1237, filed 5/28/02, effective 6/28/02.]