The U.S. IRS issued Revenue Procedure 2025-32 on 9 October 2025, which provides the tax year 2026 annual inflation adjustments for more than 60 tax provisions, including the tax rate schedules and other tax changes. The adjustments have been summarized by the IRS in the following release:

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IRS releases tax inflation adjustments for tax year 2026, including amendments from the One, Big, …