By Supreme Court ruling on Trump Tariffs: In one of the most consequential trade policy rulings in recent American history, the U.S. Supreme Court voted 6-3 on February 20, 2026, to strike down President Donald Trump’s sweeping global tariffs — a major blow to a cornerstone of his second-term economic agenda. TrendingUpdatesToday.com breaks down what happened, what it means, and what comes next.
What the Supreme Court Actually Ruled
At the heart of the case was Trump’s use of the International Emergency Economic Powers Act (IEEPA) — a 1977 law originally designed to allow presidents to seize assets and block financial transactions during declared national emergencies. Trump argued that America’s persistent trade deficit constituted such an emergency, granting him authority to impose sweeping import taxes on goods from nearly every nation.
The Supreme Court rejected that argument decisively.
Writing for the majority, Chief Justice John Roberts stated plainly that no prior president had ever claimed such broad tariff-imposing authority under IEEPA — and that fact alone was strong evidence the power simply does not exist. The court also emphasized what the Constitution makes clear: the power to impose taxes and tariffs belongs to Congress, not the executive branch.
Two of the three justices Trump himself appointed — joining four others — sided with the majority, making this a notably bipartisan rebuke. Justices Samuel Alito, Clarence Thomas, and Brett Kavanaugh dissented, with Kavanaugh arguing the tariffs were lawful based on the text, history, and precedent of the law.
Which Tariffs Are Affected — and Which Aren’t
Not all of Trump’s tariffs fall under this ruling. Understanding the distinction matters for businesses and consumers alike.
| Tariff Type | Legal Basis | Affected by Ruling? |
| “Liberation Day” reciprocal tariffs (up to 50%) | IEEPA | ✅ Yes — struck down |
| 10% global baseline tariff | IEEPA | ✅ Yes — struck down |
| Tariffs on Mexico, Canada, China (fentanyl/immigration) | IEEPA | ✅ Yes — struck down |
| Steel & aluminum tariffs | Section 232 | ❌ No — still in effect |
| Auto, copper, lumber tariffs | Section 232 / other | ❌ No — still in effect |
| Tariffs on Brazil (Bolsonaro prosecution) | IEEPA | ✅ Yes — struck down |
In other words, while the ruling dismantles the IEEPA-based tariff architecture Trump built over the past year, significant sector-specific tariffs remain legally intact under other statutory authority.
How Businesses Are Responding
The decision was met with relief by many in the business community, particularly small importers who had struggled to absorb the sudden cost increases. The advocacy group We Pay the Tariffs called it a “tremendous victory,” with its leader Dan Anthony noting that member companies had taken out loans, frozen hiring, and canceled expansion plans just to cover tariff bills that were never part of any budget or business plan.
Large corporations have also taken notice. Major retailers like Costco have already filed claims in lower courts seeking refunds on tariff payments made under the now-invalidated IEEPA authority.
The Refund Question: A Legal ‘Mess’ Ahead
The federal government collected more than $133 billion in tariff revenues under IEEPA as of December 2025, according to U.S. Customs and Border Protection data. The Supreme Court’s ruling did not directly address whether those funds must be returned — a gap that legal experts say could trigger years of litigation.
Even dissenting Justice Kavanaugh acknowledged the refund process would likely be, in his own words, a “mess.” With hundreds of companies already lining up to recover payments, the financial and administrative fallout from this ruling is far from over.
What Happens Next
The Trump administration had not formally responded to the ruling at the time of publication. However, legal analysts expect the White House may explore alternative statutory paths to reimpose tariffs — potentially by asking Congress to pass new trade legislation or by invoking other existing laws like Section 232 of the Trade Expansion Act for additional product categories.
Trade partners that faced tariffs under IEEPA — including members of the European Union, India, and several Asian economies — will be watching closely to see whether the administration accepts the court’s limits or attempts to find workarounds.
Supreme Court ruling on Trump Tariffs: Conclusion
The Supreme Court’s 6-3 ruling on Trump’s tariffs marks a historic check on executive power in the realm of trade policy. By finding that IEEPA does not authorize the imposition of tariffs — and that such authority constitutionally rests with Congress — the court has fundamentally reshaped the landscape of U.S. trade law. Whether this leads to lasting policy change or a new legal battle is a story that is still unfolding. Stay with TrendingUpdatesToday.com for continued coverage as this situation develops.
❓ Frequently Asked Questions
1. What did the Supreme Court rule about Trump’s tariffs? The Supreme Court ruled 6-3 that Trump’s use of the International Emergency Economic Powers Act (IEEPA) to impose tariffs was unconstitutional, as the law does not grant tariff authority and the Constitution reserves that power for Congress.
2. Which Trump tariffs were struck down by the Supreme Court? Tariffs imposed under IEEPA — including the “Liberation Day” reciprocal tariffs, the 10% global baseline tariff, and tariffs on Mexico, Canada, China, Brazil, and India — were struck down. Sector-specific tariffs on steel, aluminum, and automobiles under other laws remain in effect.
3. Will companies get refunds after the Supreme Court tariff ruling? The Supreme Court did not rule on refunds, but many companies including Costco have already filed refund claims in lower courts. The U.S. government collected more than $133 billion under IEEPA, making the refund process potentially complex and prolonged.
4. Did any Trump-appointed justices vote against the tariffs? Yes. Two of the three justices appointed by Trump joined the majority in striking down the tariffs. Only Justice Brett Kavanaugh, along with Justices Alito and Thomas, dissented.
5. Can Trump reimpose tariffs after the Supreme Court ruling? Trump could potentially pursue tariffs through other legal avenues — such as asking Congress to pass new trade legislation or using different statutory authorities like Section 232. However, he cannot reimpose the same IEEPA-based tariffs that were struck down.
📚 Sources
- PBS NewsHour – What to know about the Supreme Court ruling on Trump’s tariffs (Associated Press / Matt Sedensky)
- U.S. Customs and Border Protection – Trade Statistics
- U.S. Constitution, Article I, Section 8 – Congressional power to levy taxes and duties
- 50 U.S.C. § 1701 – International Emergency Economic Powers Act (IEEPA), Cornell Law School LII: https://www.law.cornell.edu/uscode/text/50/1701
PBS NewsHour – What happens now that the Supreme Court struck down Trump’s tariffs?