Ohio Personal Tax Extension 2026: 2025 Tax-Year Filing Guide
Individual Income Tax · Form IT 1040
Ohio generally honors a federal extension for individual returns. The 2025 return and payment are due April 15, with filing extended to October 15. For federal details, see our federal tax extension resources.
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✓ Secure e-filing✓ 24/7 filingOhio generally honors a federal extension for individual returns. The 2025 return and payment are due April 15, with filing extended to October 15.
Last updated: September 12, 2026Ohio Personal Tax Extension: Filing Details
Ohio generally honors a federal extension for individual returns. The 2025 return and payment are due April 15, with filing extended to October 15.
Quick Reference: Deadlines and Forms
Use this summary to confirm Ohio filing deadlines, forms, and payment requirements.
| Item | Ohio personal return | Deadline or method |
|---|---|---|
| Original deadline | Form IT 1040 | April 15, 2026 |
| Extended deadline | Automatic with Federal | October 15, 2026 |
| Return form | Form IT 1040 | Use the current form |
| Payment | Form IT 1040 | Due April 15, 2026 |
Frequently Asked Questions
Answers about Ohio personal tax extensions.
The Ohio extended filing deadline for the 2025 tax year is October 15, 2026.
Review the Ohio instructions to determine whether a federal extension or state request is required.
An extension gives more time to file, not more time to pay; pay the required amount by the original deadline.
Check the Ohio revenue or taxation department for current forms and instructions.