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How to file Vermont sales tax

2026 due dates, filing frequencies, form SUT-451, and official filing resources.

State returnSUT-451
Monthly returns due25th of the following month (February: the 23rd, by statute)
Filing frequenciesMonthly, Quarterly, Annual
Rules verifiedJuly 2, 2026

When is Vermont sales tax due?

Monthly Vermont sales tax returns are due the 25th of the following month (February: the 23rd, by statute). Quarterly returns are due the 25th of the month following the period (calendar quarters). When a due date lands on a weekend or federal holiday it moves to the next business day; the 2026 calendar on this page already applies that adjustment.

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Vermont sales tax due dates for 2026

Every date below comes from the state's published deadline rule (dataset 2026.07.0) and is already moved to the next business day when it lands on a weekend or federal holiday. Your account's assigned filing frequency decides which table applies.

Monthly Vermont sales tax due dates

Rule: 25th of the following month (February: the 23rd, by statute).

PeriodPeriod endsReturn due
January 2026Jan 31, 2026Feb 23, 2026
February 2026Feb 28, 2026Mar 25, 2026
March 2026Mar 31, 2026Apr 27, 2026 (moved: 2026-04-25 falls on a Saturday)
April 2026Apr 30, 2026May 26, 2026 (moved: 2026-05-25 is a federal holiday)
May 2026May 31, 2026Jun 25, 2026
June 2026Jun 30, 2026Jul 27, 2026 (moved: 2026-07-25 falls on a Saturday)
July 2026Jul 31, 2026Aug 25, 2026
August 2026Aug 31, 2026Sep 25, 2026
September 2026Sep 30, 2026Oct 26, 2026 (moved: 2026-10-25 falls on a Sunday)
October 2026Oct 31, 2026Nov 25, 2026
November 2026Nov 30, 2026Dec 28, 2026 (moved: 2026-12-25 is a federal holiday)
December 2026Dec 31, 2026Jan 25, 2027

Quarterly Vermont sales tax due dates

Rule: 25th of the month following the period (calendar quarters).

PeriodPeriod endsReturn due
Q1 2026Mar 31, 2026Apr 27, 2026 (moved: 2026-04-25 falls on a Saturday)
Q2 2026Jun 30, 2026Jul 27, 2026 (moved: 2026-07-25 falls on a Saturday)
Q3 2026Sep 30, 2026Oct 26, 2026 (moved: 2026-10-25 falls on a Sunday)
Q4 2026Dec 31, 2026Jan 25, 2027

Annual Vermont sales tax due dates

Rule: January 25 following the calendar year.

PeriodPeriod endsReturn due
Calendar year 2026Dec 31, 2026Jan 25, 2027
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Vermont filing notes

No additional state-specific filing notes are recorded for this cadence set.

Return and form

The principal repository-tracked return is SUT-451. Paper eligibility is taxpayer-specific; electronic filing or a waiver may control.

Tracked form version: SUT-451 Instructions Rev. 09/22; SUT-451 form listed under year 2021 on the official forms table. The form PDF itself is AES-256 encrypted, so its own printed revision date could not be extracted.

Paper filing posture: taxpayer specific

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File Vermont sales tax from reviewed data, not spreadsheets

Prophit.ai tracks every Vermont due date above inside the return workspace, builds the period from your transaction data, and produces worksheet for portal entry that a reviewer approves before anything is submitted.

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Need every state at once? Download the 2026 sales tax filing calendar (CSV + ICS, all states, weekend/holiday-adjusted).

Workflow support does not by itself establish registration, filing authority, credentials, agency acceptance, or tax advice. Confirm your assigned filing frequency with the state.

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Vermont sales tax filing questions

01When is Vermont sales tax due?

Monthly Vermont sales tax returns are due the 25th of the following month (February: the 23rd, by statute). Quarterly returns are due the 25th of the month following the period (calendar quarters). When a due date lands on a weekend or federal holiday it moves to the next business day; the 2026 calendar on this page already applies that adjustment.

02How often do you file sales tax in Vermont?

Vermont assigns a filing frequency to each account. The published cadences are monthly, quarterly and annual filing; the state assigns the frequency based on tax volume and notifies the account, so confirm the assigned basis before relying on a calendar.

03What form is used to file Vermont sales tax?

The Vermont return tracked here is SUT-451. The principal repository-tracked return is SUT-451. Paper eligibility is taxpayer-specific; electronic filing or a waiver may control.

04What happens if a Vermont due date falls on a weekend or holiday?

The due date moves to the next business day. In 2026, 8 of the Vermont due dates listed on this page are adjusted for a weekend or federal holiday; each adjusted date is marked in the calendar.

05Can Vermont sales tax be filed on paper?

Paper filing posture tracked for Vermont: taxpayer specific. The principal repository-tracked return is SUT-451. Paper eligibility is taxpayer-specific; electronic filing or a waiver may control.

Reviewed and current as of August 22, 2026. Read the full Vermont sales tax guide for rates, sourcing, products, exemptions, and marketplace rules.