Please provide the required information for your corporate tax filing extension.
Enter your 9-digit EIN in the format XX-XXXXXXX
Enter the beginning date of the tax year
Enter the ending date of the tax year
Important Notice: A filing extension extends the time to file your tax return but does not extend the time to pay any taxes owed. All tax payments must be made by the original filing deadline to avoid interest and penalties.
For 2025 tax returns, corporate returns (Form 1120) are due April 15, 2026. You can request an extension to file up to October 15, 2026.
Enter the estimated total tax liability for the tax year
Enter the total amount of tax already paid for the tax year
Enter any balance due that will be paid with this extension request
Enter your title or position within the corporation
Optional: Provide any additional details that may be relevant to your extension request
Optional: Upload any supporting documents for your extension request
I certify that the information provided is true and accurate to the best of my knowledge, and I understand that this extension is for filing only and does not extend the time for payment of taxes.*
Electronic signature of the person authorized to sign on behalf of the corporation
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