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Vermont Personal Tax ExtensionForm IN-151

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Vermont Quick Reference
Personal Income Tax Extension
StateVermont
FormIN-151
Extension Status✓ Federal Required
Original DeadlineApril 15
Extended DeadlineOctober 15
Extension Period6 months
State AgencyVermont Department of Taxes

Vermont Personal Income Tax Extension – Federal Extension Required

Vermont grants an automatic six-month extension for filing personal income tax returns to taxpayers who have secured a valid federal extension through IRS Form 4868. The Vermont Department of Taxes mirrors the federal timeline, moving the state deadline from April 15, 2026, to October 15, 2026. No separate Vermont form is needed. Vermont also offers a limited grace period for taxpayers who missed the extension deadline entirely – any Vermont income tax owed is due April 15.

Federal Extension Extends Vermont Automatically

No Separate Vermont Form Required

A valid IRS Form 4868 automatically covers your Vermont filing deadline – no state form required. Pay any Vermont balance by April 15, 2026, and file by October 15. Use myVTax for free ACH payments.

60-Day Grace Period Without Extension

No Federal Extension? Vermont Gives You Extra Time

Vermont is one of the few states that allows filing up to 60 days after the April due date even if no extension was filed – as long as neither a federal nor Vermont extension was in place. A $50 late filing penalty applies after the 60-day grace period. This does not defer payment penalties, which accrue from April 15.

Pay any Vermont balance by April 15: Vermont’s extension covers filing only. Use free ACH at myVTax (myvtax.vermont.gov) to pay by April 15, 2026, and file by October 15.

Using Form IN-151

Form IN-151 (Application for Extension of Time to File Form IN-111) is Vermont’s payment voucher for mailing an extension payment. Online payments are made through myVTax at myvtax.vermont.gov – ACH debit is free, while credit card payments at mytax.vermont.gov carry a 3% convenience fee. No separate form is needed when paying online with a federal extension already in place.

Late Filing and Payment Penalties

Vermont’s failure-to-file penalty is 5% of unpaid tax per month, capped at 25%. The failure-to-pay penalty is also 5% per month, capped at 25%. Both can apply simultaneously on an unpaid balance. Vermont’s 60-day grace period only covers filing – payment penalties still accrue from April 15 on any unpaid balance. Pay by April 15 and file by October 15 to eliminate both.

Best Practices

  • File IRS Form 4868 by April 15 – Vermont’s automatic six-month extension follows the federal timeline.
  • Pay any Vermont balance by April 15, 2026, using free ACH at myVTax (myvtax.vermont.gov).
  • File your completed Vermont return by October 15, 2026.
  • Missed the extension? Vermont’s 60-day grace period may still protect you from the late filing penalty – but pay any balance immediately to stop payment penalties.

Vermont’s extension is clean and straightforward with a federal extension in place – and its 60-day grace period is a helpful safety net for taxpayers who missed the filing deadline entirely. Pay by April 15 and file by October 15, 2026.

Quick Reference Table

Item Details
State AbbreviationVT
Extension StatusFederal Required
Return Due DateApril 15, 2026
Extended Due DateOctober 15, 2026
Online PaymentVermont | myVTax – Online Tax Extension Payment
Payment VoucherForm IN-151 | Application for Extension of Time to File Form IN-111
State Payment AgencyVermont Department of Taxes
Failure to File Penalty5% of unpaid tax per month, up to 25%
Failure to Pay Penalty5% of unpaid tax per month, up to 25%

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Vermont Extension Payment Options

Any Vermont income tax owed is due by April 15, 2026. Pay through myVTax at myvtax.vermont.gov – ACH debit is free.

ACH Debit

Pay via myVTax – No Fee

Log in or register at myvtax.vermont.gov and schedule an ACH debit from your checking or savings account. No fee applies – the best option for paying your Vermont extension.

Credit Card

Pay by Card – 3% Fee Applies

Pay at mytax.vermont.gov by credit card. A 3% convenience fee is charged by the third-party processor – one of the higher card fees among state tax portals.

Paying by Mail: Use Form IN-151 with a check or money order. Include your Social Security number and tax year on the payment.

Mailing Address with Payment

Send Check or Money Order with Form IN-151
Vermont Department of Taxes
P.O. Box 1779
Montpelier, VT 05601-1779