Supreme Court Reinforces EPA’s Primary Role in Pesticide Labeling in Monsanto v. Durnell

On June 25, 2026, the U.S. Supreme Court held in Monsanto Co. v. Durnell that the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) expressly preempts certain state-law failure-to-warn claims. Specifically, such a claim is preempted if its premise is that a pesticide label was deficient because it did not include a health-related warning that the U.S. Environmental Protection Agency (EPA) had determined was not required based on the EPA’s assessment of the data related to the product….
By: Wiley Rein LLP