Puni's US Deadline Calendar

2026 Federal Tax Deadline Calendar

Illustration of a verified source calendar and document.

Federal tax calendar

Key IRS-source-reviewed dates

April 15, June 15, September 15, October 15, and January 15

For most calendar-year individual federal tax filers, the main 2025 return filing date was April 15, 2026. The 2026 estimated tax schedule continues through January 15, 2027.

2026 federal tax deadline table

Date What it covers Status today Official-source note
April 15, 2026 Most calendar-year individual 2025 federal income tax returns; 2026 first estimated tax payment. Past IRS Publication 17 lists April 15, 2026 for 2025 calendar-year returns; Form 1040-ES lists the first 2026 estimated payment on 4/15/2026.
June 15, 2026 2026 second estimated tax payment for individuals using the regular calendar-year schedule. Upcoming IRS Form 1040-ES and Publication 505 list June 15, 2026 for the second 2026 estimated payment.
September 15, 2026 2026 third estimated tax payment for individuals using the regular calendar-year schedule. Upcoming IRS Form 1040-ES and Publication 505 list September 15, 2026 for the third 2026 estimated payment.
October 15, 2026 Automatic extension filing deadline for a 2025 individual return if a valid extension was requested by the original due date. Upcoming IRS Publication 17 gives October 15, 2026 as the example extension date for a return due April 15, 2026.
January 15, 2027 2026 fourth estimated tax payment for individuals using the regular calendar-year schedule. Future cycle date IRS Form 1040-ES lists the fourth 2026 estimated payment on 1/15/2027.

Who this page is for

This page is written for US readers checking federal individual tax calendar dates. It is most useful for calendar-year filers, freelancers, and people tracking estimated tax payment dates. Fiscal-year taxpayers, disaster-area taxpayers, combat-zone taxpayers, nonresident taxpayers, and people with other special rules should verify their own deadline directly with the IRS.

What to prepare

  • ✓Check the IRS page linked below before acting on a date.
  • ✓Keep income records, forms, payments, and IRS account information together before filing.
  • ✓If you requested an extension, remember that an extension to file is not an extension to pay.

Related Punilog pages

Calendar context

How to read the 2026 federal tax calendar

This calendar is a source-reviewed date index for the 2025 return filing deadline and the 2026 estimated tax cycle. It is useful for planning, but it is not a tax instruction sheet. The IRS source named on the relevant guide controls the date, and IRS instructions control whether and how a reader applies that date.

The calendar separates ordinary calendar-year dates from special situations. Fiscal-year taxpayers, disaster relief, annualized income methods, farming and fishing rules, state taxes, and personal payment questions can require different source checks.

When to open the guide page

  • Tax Day or extension question: open the Tax Day guide to separate the filing date from extension and payment boundaries.
  • Estimated tax question: open the estimated tax guide to understand why the dates are a regular schedule, not an obligation decision.
  • Preparation question: open the checklist to organize records and IRS account/source checks before filing.
  • State or local tax question: use the relevant state agency source; this calendar is federal-only.

Update trigger

This calendar should be reviewed again if IRS Publication 17, Publication 509, Form 1040-ES, Publication 505, IRS extension guidance, or IRS relief notices change the date context.

Sources and verification

Official sources

Last verified: June 5, 2026. Jurisdiction: United States federal. Cycle: 2025 return filing and 2026 estimated tax year.

This page is informational and is not tax, legal, financial, or professional advice. Verify deadlines and personal filing requirements with the IRS or a qualified professional. Corrections Policy