Tariff policy meets legal uncertainty

A U.S. trade court is weighing whether President Donald Trump’s 10 percent global tariff can stay in place, leaving companies to plan around a tax that could still be struck down. (usnews.com) The U.S. Court of International Trade heard arguments on Friday, April 10, over tariffs Trump announced on February 20 and put into effect on February 24. Twenty-four mostly Democratic-led states and two small businesses sued, saying the administration is trying to replace tariffs the Supreme Court had just invalidated. (usnews.com) The administration says Section 122 of the Trade Act of 1974 lets a president impose tariffs of up to 15 percent for 150 days during a “large and serious” balance-of-payments deficit. The challengers say that law was written for short-term monetary stress, not the kind of long-running trade deficit Trump cited. (usnews.com, politico.com) The legal fight comes after the Supreme Court, on February 20, struck down a broad set of Trump tariffs imposed under the International Emergency Economic Powers Act. Politico reported the judges gave no signal on timing, but the current 150-day tariffs are set to expire in July unless Congress extends them. (usnews.com, politico.com) The policy debate is no longer only about trade flows. Federal Reserve Board researchers said on April 8 that tariffs imposed through November 2025 raised core goods personal consumption expenditures prices by 3.1 percent through February 2026 and added 0.8 percent to core personal consumption expenditures overall. (federalreserve.gov) Those researchers also said the price effects built gradually over seven months and were consistent with “full dollar-for-dollar pass-through,” meaning import taxes showed up in consumer prices rather than being absorbed by sellers. A separate New York Federal Reserve analysis in February found nearly 90 percent of the 2025 tariff burden fell on U.S. firms and consumers. (federalreserve.gov, libertystreeteconomics.newyorkfed.org) Not every Federal Reserve economist agrees on the size of the inflation effect. A Minneapolis Federal Reserve note published the same day argued tariff levels do not line up cleanly with the categories where inflation has risen most, and said other forces must also be affecting goods prices. (minneapolisfed.org) Outside the court, analysts are already modeling the broader hit. The Budget Lab at Yale estimated that all U.S. tariffs enacted in 2025 lifted the average effective tariff rate to 22.5 percent, pushed the short-run price level up 2.3 percent, and lowered 2025 real gross domestic product growth by 0.9 percentage points. (budgetlab.yale.edu) That leaves importers, banks, and finance chiefs with two moving targets at once: what tariff rate Washington wants, and what tariff authority the courts will allow. Until judges rule or Congress acts, the 10 percent tariff is both current policy and an open legal question. (politico.com, usnews.com)