Supreme Court Strikes Down Trump's Global Tariffs
Analysis based on 95 articles · First reported Feb 20, 2026 · Last updated Feb 20, 2026
The United States===Supreme Court of the United States's decision to strike down Donald Trump's tariffs is expected to bring greater stability and predictability to international trade, potentially reducing costs for businesses like Costco and consumers. While Donald Trump plans alternative tariffs, the immediate market reaction, as seen in the S&P 500, Dow Jones Industrial Average, and Nasdaq Composite, was cautiously positive.
The United States===Supreme Court of the United States delivered a significant blow to Donald Trump's economic agenda by striking down his global tariffs, which were imposed under an emergency powers law. The 6-3 decision affirmed that the power to levy taxes, including tariffs, rests constitutionally with the United States===United States Congress, not the Executive Branch. Chief Justice John Roberts emphasized that the Framers did not vest taxing power in the Executive. Justices Samuel Alito, Clarence Thomas, and Brett Kavanaugh dissented, arguing the tariffs were lawful. The ruling has implications for the $133 billion already collected by the United States===United States Department of the Treasury and an estimated $3 trillion economic impact over the next decade, with companies like Costco seeking refunds. While Donald Trump expressed strong disapproval and announced plans for alternative 10% global tariffs under different laws, the decision was celebrated by small businesses and retail federations, who anticipate greater certainty and potentially lower costs. The European Union is also seeking clarity on the United States's next steps. The ruling, despite Donald Trump's previous short-term wins on executive power, reinforces the constitutional separation of powers.
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