United States Self-Employed Tax Deadlines 2025
Never miss a IRS (Internal Revenue Service) deadline. This page lists every important tax date for United States self-employed individuals and sole traders during the 2025 tax year, with live countdown timers and one-click iCal export.
Filing Deadlines
- 2025-04-15 — Form 1040 Filing Deadline (2024 Tax Year): Your annual Form 1040 and Schedule C for the 2024 tax year is due. File an extension (Form 4868) if needed — but any tax owed is still due today.
- 2025-10-15 — Form 1040 Extension Deadline (2024): Final deadline to file your 2024 Form 1040 if you filed for an extension. Any tax owed should have been paid by April 15.
- 2026-04-15 — Form 1040 Filing Deadline (2025 Tax Year): Your annual Form 1040 and Schedule C for the 2025 tax year is due. File Form 4868 for an extension if needed (tax still due today).
- 2026-10-15 — Form 1040 Extension Deadline (2025): Final deadline to file your 2025 Form 1040 if you filed for an extension.
Payment Deadlines
- 2025-04-15 — Q1 2025 Estimated Tax Due: Pay your first quarterly estimated tax installment for 2025 via Form 1040-ES. Required if you expect to owe $1,000+ for the year.
- 2025-06-15 — Q2 2025 Estimated Tax Due: Second quarterly estimated tax payment for 2025 via Form 1040-ES.
- 2025-09-15 — Q3 2025 Estimated Tax Due: Third quarterly estimated tax payment for 2025 via Form 1040-ES.
- 2026-01-15 — Q4 2025 Estimated Tax Due: Fourth and final quarterly estimated tax payment for 2025 tax year via Form 1040-ES.
- 2026-04-15 — Q1 2026 Estimated Tax Due: Pay your first quarterly estimated tax installment for 2026 via Form 1040-ES. Safe Harbor: pay at least 25% of your prior year's total tax liability to avoid penalties.
- 2026-06-15 — Q2 2026 Estimated Tax Due: Second quarterly estimated tax payment for 2026 via Form 1040-ES.
- 2026-09-15 — Q3 2026 Estimated Tax Due: Third quarterly estimated tax payment for 2026 via Form 1040-ES.
- 2027-01-15 — Q4 2026 Estimated Tax Due: Fourth and final quarterly estimated tax payment for 2026 via Form 1040-ES.