Verified updates archive

Browse U.S. mass tort news by month. Each update links to its source and shows when AMMS verified it.

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Court rulingNinth Circuit

Ninth Circuit upholds the judgment in Hardeman’s Roundup case

The appeals court affirmed the federal trial judgment in Edwin Hardeman’s case against Monsanto. It addressed expert testimony, the jury instructions and California’s warning requirements. The Supreme Court later addressed federal labeling law in the separate Durnell case in 2026.

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Final ruleU.S. Environmental Protection Agency

EPA corrects Jefferson County asbestos provisions in Kentucky’s air plan

EPA issued its final correction to the Jefferson County portion of Kentucky’s air plan. The correction addressed which program governs asbestos emissions.

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