



• Describes the Supreme Court striking down $175 billion worth of tariffs as unconstitutional, underlining the economic weight and legal impact.
Federal regulations outline that in the case of an overpayment for duties, including those determined to be illegal, those payments must be returned with interest. U.S. Customs and Border Protec
• Describes the Supreme Court striking down $175 billion worth of tariffs as unconstitutional, underlining the economic weight and legal impact.
Federal regulations outline that in the case of an overpayment for duties, including those determined to be illegal, those payments must be returned with interest. U.S. Customs and Border Protection (CBP) outlines this interest compounds daily at an annualized rate of 4.5% for overpayments more than $10,000 and 6% on overpayments less than that.

March 04, 2026 US International Trade Court New York Rules
US$175 Billion Illegal Tariff Refund Delays Costing Taxpayers US$700 Million Monthly Accrued Interest.

A report published on Monday from the Cato Institute, a libertarian policy thinktank, revealed that as the $175 billion in tariff revenue sits in the Treasury, it is accruing interest.
The longer it takes for this money to be refunded to U.S. importers who paid the duties over the last year, the more interest piles up—to the tune of $700
A report published on Monday from the Cato Institute, a libertarian policy thinktank, revealed that as the $175 billion in tariff revenue sits in the Treasury, it is accruing interest.
The longer it takes for this money to be refunded to U.S. importers who paid the duties over the last year, the more interest piles up—to the tune of $700 million per month that American taxpayers will have to shoulder, according to the report.
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