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Use IRS Publication 17 as a complete guide to filing your federal income tax

Publication 17 is the IRS's comprehensive guide for individual taxpayers. It covers filing requirements, standard deduction amounts, taxable income calculations, credits, and deductions for tax year 2025.

Source: Internal Revenue Service (IRS)articleApplies to: 2025
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Income Tax Brackets

The U.S. federal income tax uses seven progressive brackets with rates from 10% to 37%. Each bracket rate only applies to the income within that range — not to your entire income.

Last reviewed: 2026-11-01 • Federal / General