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Trump can't override Congress on tariffs, plaintiffs tell SCOTUS

( October 21, 2025, 21:32 GMT | Official Statement) -- MLex Summary: Companies and states suing the Trump administration regarding tariffs imposed under the International Emergency Economic Powers Act filed separate briefs to the Supreme Court asserting that the tariffs are unconstitutional. The plaintiffs argue that IEEPA does not authorize the tariffs imposed by the Trump administration to address fentanyl trafficking and trade deficits, and that the Trump administration cannot unilaterally impose tariffs without Congressional approval because Congress has the explicit constitutional power to impose taxes.See attached. ...

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