Minn. Stat. § 18B.02: PREEMPTION OF LOCAL LAW.

Except as specifically provided in this chapter, the provisions of this chapter preempt ordinances by local governments that prohibit or regulate any matter relating to the registration, labeling, distribution, sale, handling, use, application, or disposal of pesticides. It is not the intent of this section to preempt local responsibilities for zoning, fire codes, or hazardous waste disposal.