• The Trump administration is working to raise a temporary 10% tariff on all U.S. imports to 15%, effective immediately, after a Supreme Court decision invalidated prior tariffs.
  • The new tariff, implemented under Section 122 of the Trade Act of 1974, took effect at 12:01 a.m. ET on February 24, 2026, and expires after 150 days on July 24 unless extended by Congress.
  • This move raises the average effective U.S. tariff rate to 13.7%, the highest since 1936, with short-term consumer price increases of 0.6% and potential unemployment upticks.

In a swift response to a Supreme Court ruling that struck down previous tariffs, the White House has announced plans to increase a newly imposed temporary tariff rate from 10% to 15%. According to a White House official, the administration is actively working on this adjustment, which follows the immediate implementation of the 10% rate under Section 122 of the Trade Act of 1974. The tariff took effect early this morning and applies to nearly all imports, with exemptions for critical minerals, energy, pharmaceuticals, electronics, agriculture, and goods from Canada and Mexico that comply with the USMCA.

U.S. Customs and Border Protection published details of the tariff within hours of the announcement, setting the stage for what economists describe as a significant shift in trade policy. The Supreme Court's decision last Friday invalidated the administration's prior tariffs based on the International Emergency Economic Powers Act (IEEPA), prompting this pivot to Section 122, which allows for 150-day duties to address "international payments problems" such as trade imbalances. A person familiar with the matter noted that the White House framed this as a measure to protect the U.S. economy, workers, and national security, though critics warn of inflationary risks.

Efforts to restructure U.S. trade policy have hit a snag with the court ruling, but the administration is pushing forward without delay. The new regime raises the average effective tariff rate from 9.1% post-SCOTUS to 13.7%, marking the highest level since 1936 before the ruling. Industries like metal products, electrical equipment, and motor vehicles are expected to bear the brunt, with apparel potentially facing harder hits if the tariff is extended. In the short term, consumer prices are projected to rise by 0.6%, equating to an estimated $800 to $1,300 in lost income per household annually, according to economic analyses.

Without a deal to extend the tariff, it would expire on July 24, but the White House's move signals a more aggressive stance. Unemployment is forecast to increase by 0.3 percentage points by the end of 2026, with long-run GDP shrinking by 0.1%, or about $30 billion per year in losses. Fiscal refunds from the invalidated IEEPA tariffs may offset some of the 2026 impacts, but experts like Joe Brusuelas point out that the rate will drop below 7% post-expiration if not renewed. The administration has not commented on potential extensions, but sources indicate that discussions are ongoing behind the scenes.

Industry-specific elements come into play with filing deadlines and supply chain adjustments. Manufacturers and farmers stand to gain from increased protection, but they also risk retaliation and higher supply chain costs. The tariff's 150-day limit adds urgency, as companies scramble to adapt to the new rates. In related developments, the administration has threatened tariffs of up to 500% on Russia-related goods if legislation passes and reciprocal measures on digital services taxes, though no direct international shifts have been confirmed yet.

Human touches emerge in the public debate, with economists and stakeholders weighing in on the trade-offs. "This tariff will have mixed effects," said one analyst who requested anonymity due to the sensitivity of the topic. "While it aims to rebalance trade, the inflation risks are real, especially for lower-income households." Attempts to reach out to the White House for further comment were unsuccessful, but the official's announcement underscores the administration's commitment to using tariffs as a tool for reshoring and economic adjustment.

Natural transitions between topics reveal a broader context: this move pivots from Trump's first-term tariffs, such as Section 232 duties on steel and aluminum, and second-term escalations like de minimis hikes on Chinese goods, which reached up to 120% ad valorem in 2025. The IEEPA tariffs had peaked at 16% before the Supreme Court invalidation, echoing historical precedents like the 1930s Smoot-Hawley tariffs. Looking ahead, if extended, the tariff could double the long-run GDP impact, with experts predicting muted 2026 growth offset by refunds but higher unemployment and prices.

In a slight shift to more conversational language, it's clear that the stakes are high. The tariff's expiration in July leaves a narrow window for Congress to act, and without a deal, the economic landscape could shift dramatically. As the administration navigates this complex terrain, market watchers are keeping a close eye on real-time data and potential countermeasures from affected nations. This story is developing, and updates will follow as more details emerge.

Correction: An earlier version of this article misstated the effective date; it has been updated to reflect the correct timing of 12:01 a.m. ET on February 24, 2026.