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Vermont Individual Income Tax Filing deadlines and extensions for 2025.
If you are a tax professional working with clients who are residents or have been involved in significant business operations within Vermont, then they might be required to file Vermont State Taxes. This page outlines the most important tax deadlines and tax extensions for Vermont in 2025.
If your clients are residents or have been involved in significant business operations within Vermont, then they might be required to file Vermont State Taxes. This page outlines the most important tax deadlines and tax extensions for Vermont in 2025.
Vermont C Corporation Tax Deadlines for 2025
You must file and pay Corporate Income Taxes in Vermont by April 15, 2026.
Extension to File Taxes in Vermont for 2025
The Extension Deadline for Vermont corporate income tax returns is November 16, 2026.
Vermont automatically grants a seven-months extension on filing corporate income tax returns if a federal extension is filed. If a federal extension is not filed but as state extension is needed, request a state extension by filing Vermont Form BA-403, Application for Extension of Time to File Vermont Corporate/Business Income Tax Return, by April 15, 2026.
This is an extension to FILE, not an extension to PAY – payment is still due April 15, 2026.
Vermont S Corporation & Partnership Tax Deadlines for 2025
You must file in Vermont by March 16, 2026.
Extension to File S Corporation & Partnership Taxes in Vermont for 2025
The Extension Deadline for Vermont S Corporation or Partnership income tax returns is October 15, 2026.
Vermont automatically grants a seven-month extension on filing corporate income tax returns if a federal extension is filed. If a federal extension is not filed but a state extension is needed, request a state extension by filing Vermont Form BA-403, Application for Extension of Time to File Vermont Corporate/Business Income Tax Return, by March 15, 2026.
This is an extension to FILE, not an extension to PAY – payment is still due March 15, 2026.
Estimated Tax Deadline for Vermont 2025
Estimated tax payments are due:
See Form IN-114 instructions for the amount to pay with each voucher.
Individual Tax Deadline for Vermont 2025
You must file and pay Individual Income Taxes in Vermont by April 15, 2026.
Extension to File Taxes in Vermont for 2025
The Extension Deadline for Vermont individual income tax returns is October 15, 2026.
Vermont will grant a six-month extension if Form IN-151 is submitted by April 15, 2026.
This is an extension to FILE, not an extension to PAY – payment is still due April 15, 2026.
Estate Tax Deadline for Vermont 2025
Vermont requires that you file the inheritance tax within nine months of the date of the decedent’s death.
Farmer and Fisherman Taxes for Vermont 2025
If at least 2/3 of your gross income for the taxable year is derived from farming, you may pay estimated tax at any time on or before January 15, 2026. If you wait until January 15, 2026, you must pay the entire balance of the estimated tax. However, if farmers file their tax return on or before March 1, 2026 and pay the total tax at that time, they need not file estimated tax.
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The material discussed on this page is meant for general illustration and/or informational purposes only and is not to be construed as investment, tax, or legal advice. You must exercise your own independent professional judgment, recognizing that advice should not be based on unreasonable factual or legal assumptions or unreasonably rely upon representations of the client or others. Further, any advice you provide in connection with tax return preparation must comply in full with the requirements of IRS Circular 230.
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