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Regulation & law · 01/07/2026

IRS Announces Quarterly Interest Rate Increases for Overdue Accounts and Customs Duties Refunds

The IRS has announced that interest rates for overdue accounts and customs duties refunds will increase starting July 1, 2026, with rates of 7% for underpayments and 6% for corporations on overpayments.

Original source language: Federal Register — All DocumentsOpen original release →

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