As the U.S. Supreme Court rules, tariff revenue surges over 300%

The U.S. government's fiscal deficit in January narrowed compared to the same period last year, while tariff revenues surged, highlighting the crucial impact of the long-awaited Supreme Court ruling on federal fiscal health.

Customs tariff revenues for the month reached $30 billion, with a cumulative total of $124 billion so far this fiscal year—an increase of 304% compared to the same period in fiscal year 2025.

In April 2025, President Trump imposed tariffs for the first time, levying comprehensive tariffs on all goods and services entering the United States and introducing so-called "reciprocal tariffs" targeting multiple countries. Since then, the White House has continued negotiations with trade partners, easing some aggressive tariffs, but remaining tough on related issues.

Last November, the Supreme Court held oral arguments on the legality of Trump’s tariffs, with a decision originally scheduled for January this year. The Supreme Court has yet to issue a ruling. The White House is concerned that if the decision is unfavorable, the U.S. may have to refund all tariffs collected to date.

Tariff revenues have effectively eased the growth rate of the budget deficit.

According to a U.S. Treasury Department report, the fiscal deficit for the fourth month of this fiscal year (January) was about $95 billion, a decrease of approximately 26% year-on-year.

Data not adjusted for the calendar show that the federal fiscal deficit so far this fiscal year is $697 billion, a 17% decrease compared to the same period in fiscal year 2025; after calendar adjustments, the deficit declined by 21%.

The interest on the U.S. debt, which amounts to $38.6 trillion, remains a heavy burden on national finances. Net interest expenditures in January totaled $76 billion, second only to spending on Medicare, Social Security, and healthcare. So far this fiscal year, total interest expenditures have reached $426.5 billion, up from $392.2 billion in the same period last year.

Editor: Ding Wenwu