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SF 4160

Prohibit the sale and use of paraquat dichloride

2025-2026 Regular Session Introduced by Jim Abeler and 4 co-sponsors

Minnesota bill would prohibit sale and use of herbicide paraquat dichloride, citing health and safety concerns while affecting agricultural weed management practices.

Author added Hemmingsen-Jaeger
#agricultureandagriculturedepartment
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WeVote Research Nonpartisan
Bill Summary · SF 4160

Legislative bill overview

SF 4160 proposes to ban the sale and use of paraquat dichloride in Minnesota, a widely-used herbicide employed in agriculture and vegetation management. The bill would prohibit both commercial and consumer access to this chemical product within the state.

Why is this important

Paraquat is a fast-acting, non-selective herbicide valued for controlling weeds in farming and non-agricultural settings, but it has faced increased scrutiny over health concerns. A ban would significantly impact farming practices, agricultural chemical availability, and vegetation management strategies across the state, potentially affecting crop yields and farm operational costs.

Potential points of contention

  • Health evidence debate: Scientific consensus on paraquat's human health risks remains contested, with some studies linking it to Parkinson's disease while others question causation; regulators disagree globally (EPA maintains it's safe under current restrictions, while the EU banned it in 2018)
  • Agricultural impacts: Farmers may face limited herbicide alternatives for certain crops and weed types, potentially increasing costs, reducing effectiveness, or requiring greater reliance on mechanical weed control or other chemicals
  • Interstate commerce complications: A state-level ban could create logistical and legal complexities if neighboring states permit paraquat, and federal EPA approval of the chemical creates potential preemption questions

Compiled from official sources — confirm details with the bill’s official record.

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