IRS releases 2026 tax brackets with smaller inflation adjustment

Dec 23, 2025

∙ Paid

The IRS released federal income tax brackets for tax year 2026 in October without much fanfare.

The brackets reflect a modest inflation adjustment, smaller than the prior two years.

This matters because bracket indexing limits tax increases caused by inflation rather than real income growth.

For many taxpayers, the relief will be limited.

Federal income tax brackets are indexed annually under §1(f) using the Consumer Price Index.

The goal is to prevent bracket creep when wages rise only because of inflation.

The core question each year is how much CPI moved and how that flows into taxable thresholds.

Lower inflation means smaller bracket shifts, even if household costs still feel elevated.

October 2025: The IRS released 2026 inflation-adjusted tax brackets.
October 2025: The IRS also updated standard deductions and select credits.
Present: The brackets apply to income earned in calendar year 2026 and filed in 2027.

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