Importers and a coalition of states challenged President Trump’s use of the International Emergency Economic Powers Act to impose sweeping global and country-specific tariffs, arguing IEEPA does not authorize tariff powers. The Supreme Court agreed 6-3, vacating the tariffs and remanding for dismissal.
LATEST DEVELOPMENT · JUL 1, 2026
After the Supreme Court’s February 20, 2026 ruling, the Court of International Trade ordered CBP to implement a nationwide IEEPA tariff refund system. CBP reported to the court on July 1, 2026 that it had authorized about $104.29B in refunds and paid out roughly $71.06B. In June 2026, the government filed notices of appeal at the Federal Circuit challenging the CIT’s authority to order refunds for non-litigant importers.
TIMELINE
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JUL 1, 2026ENFORCEMENTCBP reports $104.29B in refunds authorized, $71.06B paidIn a status update to the CIT, CBP reported it had authorized approximately $104.29B in IEEPA tariff refunds and paid out about $71.06B, including interest, more than four months after the Supreme Court’s ruling.
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JUN 2, 2026APPEALGovernment appeals CIT refund order to Federal CircuitThe Department of Justice filed notices of appeal in the Federal Circuit in V.O.S. Selections and related cases (Euro-Notions, AGS Company, Grant & Bowman), and moved to consolidate the appeals, challenging the CIT’s authority to order universal refunds for non-litigant importers.
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APR 20, 2026ENFORCEMENTCBP launches first phase of IEEPA refund processingCBP activated the first phase of IEEPA tariff refunds, limited initially to certain unliquidated entries, roughly two months after the Supreme Court’s decision.
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MAR 2, 2026PROCEDURALFederal Circuit denies government’s stay request, returns case to CITThe Federal Circuit rejected the government’s request to pause the litigation and denied a motion for a stay, formally returning the case to the Court of International Trade so refund proceedings could begin.
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MAR 2026JUDGMENTCIT orders nationwide IEEPA tariff refundsThe Court of International Trade, with Judge Eaton presiding over IEEPA refund cases, ordered CBP to implement a system for refunding IEEPA tariffs on a broad, non-litigant-inclusive basis, and denied the government’s request for a stay pending appeal.
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FEB 20, 2026JUDGMENTSupreme Court rules IEEPA does not authorize the tariffsThe Supreme Court affirmed, 6-3, in an opinion by Chief Justice Roberts, that the International Emergency Economic Powers Act did not authorize the tariffs imposed by the president, invalidating the fentanyl-related and Liberation Day tariffs.