LINCOLN, Neb. (DTN) -- Though Bayer argues federal labeling laws take precedence over state failure-to-warn laws in the Roundup herbicide lawsuit before the Supreme Court, state attorneys general in three Republican states countered that claim in an amicus brief filed with the court ahead of oral arguments set for April 27, 2026, in a case that could effectively end state lawsuits aimed at the Roundup herbicide. Eighteen amicus briefs have been filed in the case, including from attorneys general in Texas, Florida and Ohio who take no position on the merits of the underlying claims on glyphosate. "Amici states write instead to emphasize that these decisions should be made under state law, not by a federal agency," the states said in their brief. "State tort law is the traditional regulatory scheme for poisonous substances, and it serves vital compensatory and deterrent purposes." The company argues the Federal Insecticide, Fungicide and Rodenticide Act, FIFRA, takes precedence over ...