Iowa Personal Tax Extension 2026: 2025 Tax-Year Filing Guide
Individual Income Tax · IA 1040
Iowa generally grants an automatic extension for individual returns. Iowa’s individual return deadline is April 30 for calendar-year filers. For federal details, see our federal tax extension resources.
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✓ Secure e-filing✓ 24/7 filingIowa generally grants an automatic extension for individual returns. Iowa’s individual return deadline is April 30 for calendar-year filers.
Last updated: September 12, 2026Iowa Personal Tax Extension: Filing Details
Iowa generally grants an automatic extension for individual returns. Iowa’s individual return deadline is April 30 for calendar-year filers.
Quick Reference: Deadlines and Forms
Use this summary to confirm Iowa filing deadlines, forms, and payment requirements.
| Item | Iowa personal return | Deadline or method |
|---|---|---|
| Original deadline | IA 1040 | April 30, 2026 |
| Extended deadline | Automatic | October 31, 2026 |
| Return form | IA 1040 | Use the current form |
| Payment | Form IA 1040V | Due April 30, 2026 |
Frequently Asked Questions
Answers about Iowa personal tax extensions.
The Iowa extended filing deadline for the 2025 tax year is October 31, 2026.
Review the Iowa 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 Iowa revenue or taxation department for current forms and instructions.