Tax Center / Deadlines
Tax Deadlines
Key federal due dates for 2026. Dates may shift when they fall on weekends or holidays.
Next deadline
Q4 2026 estimated tax payment
Friday, January 15, 2027
86 days
Dates may shift to the next business day when they fall on a weekend or federal holiday. Always confirm at IRS.gov.
These are common federal deadlines for reference only — not tax advice. Confirm all dates at IRS.gov before acting.
All deadlines — 2026
| Date | Deadline | Category |
|---|---|---|
| Jan 15, 2026 | Q4 2025 estimated tax payment Fourth-quarter estimated tax payment for tax year 2025. | Estimated tax |
| Jan 31, 2026 | W-2 & 1099-NEC to recipients Employers must furnish Form W-2; 1099-NEC for nonemployee compensation. | Payroll |
| Mar 16, 2026 | S-Corp & partnership returns (Form 1120-S / 1065) Original due date for calendar-year S corporation and partnership returns. | Business |
| Apr 15, 2026 | Individual tax returns (Form 1040) — tax year 2025 Federal income tax return and payment due for most individual filers. | Individual |
| Apr 15, 2026 | Q1 2026 estimated tax payment First-quarter estimated tax payment for tax year 2026. | Estimated tax |
| Apr 15, 2026 | C-Corporation returns (Form 1120) Federal corporate income tax return for calendar-year C corporations. | Business |
| Jun 15, 2026 | Q2 2026 estimated tax payment Second-quarter estimated tax payment for tax year 2026. | Estimated tax |
| Sep 15, 2026 | Q3 2026 estimated tax payment Third-quarter estimated tax payment for tax year 2026. | Estimated tax |
| Oct 15, 2026 | Extended individual return (with extension) Final due date for individual returns on extension (Form 4868). | Individual |
| Jan 15, 2027 | Q4 2026 estimated tax payment Fourth-quarter estimated tax payment for tax year 2026. | Estimated tax |
Upcoming
- Q4 2026 estimated tax payment ·