New Hampshire IFTA Registration and Compliance Guide

To set up an International Fuel Tax Agreement (IFTA) account in New Hampshire, you must apply through the New Hampshire Department of Safety, Division of Motor Vehicles. A carrier qualifies for a New Hampshire IFTA license if their qualified motor vehicle is registered in the state, they maintain an established place of business or garage where the fleet is based, and they maintain operational control and records for the fleet within New Hampshire. A qualified motor vehicle is defined by the IFTA Articles of Agreement as a vehicle used for transporting persons or property that has three or more axles, or has two axles and a gross vehicle weight or registered gross vehicle weight exceeding 26,000 pounds. DispatchTool assists carriers in maintaining the detailed mileage and fuel records required for quarterly New Hampshire IFTA filings by tracking interstate movements and calculating state-specific totals. To simplify your record-keeping and automate distance reporting, create a DispatchTool account to manage your fleet's operational data. Once your account is active, you must submit Form TDMV 706 to the Road Toll Bureau. New Hampshire does not charge an application fee for the IFTA license or decals, which distinguishes it from many other jurisdictions that charge between $10 and $50 per set.

Determining Your Eligibility in New Hampshire

Before applying, you must verify that your operations meet the specific criteria set by the New Hampshire Department of Safety. You are required to register for IFTA if you operate a vehicle with a gross vehicle weight exceeding 26,000 pounds or a power unit with three or more axles regardless of weight, and you travel outside New Hampshire. According to the FMCSA, carriers must also have a valid USDOT number. New Hampshire strictly enforces the 'base jurisdiction' rule, meaning you can only register here if your fleet is managed from a physical location within the state and your mileage is accrued across at least one other IFTA jurisdiction, such as Massachusetts, Maine, or Vermont.

The Application Process and Form TDMV 706

The primary document for setup is Form TDMV 706, the Application for International Fuel Tax Agreement. You must provide your Federal Employer Identification Number (FEIN) or Social Security Number, your USDOT number, and a physical New Hampshire address. Unlike many states, New Hampshire provides IFTA decals at no cost to the carrier. The application must list the total number of decals needed for the fleet, with two decals required for each qualified motor vehicle. Once the Road Toll Bureau processes your application, they will issue a single license for your fleet and one set of decals per vehicle, which are valid for one calendar year ending December 31.

Record Keeping and Reporting Requirements

New Hampshire requires carriers to maintain Individual Vehicle Distance Records (IVDR) for all qualified vehicles. These records must include the date of the trip, the origin and destination, the route of travel, and the total distance traveled in each jurisdiction. According to IFTA, Inc. standards, you must keep these records for four years from the filing date. Failure to maintain adequate records can result in the Division of Motor Vehicles assessing tax based on an estimate, often at a rate of 4.0 miles per gallon, which is significantly lower than the average fleet efficiency. You must also retain all original fuel receipts, showing the date, vendor name, fuel type, and number of gallons purchased.

Quarterly Filing Deadlines and Penalties

New Hampshire IFTA tax returns are due on the last day of the month following the close of the quarter. For Q1 (January–March), the deadline is April 30; for Q2 (April–June), July 31; for Q3 (July–September), October 31; and for Q4 (October–December), January 31. If the filing date falls on a weekend or legal holiday, the deadline moves to the next business day. Late filings are subject to a penalty of $50.00 or 10% of the net tax due, whichever is greater. Furthermore, interest is charged on all delinquent taxes at a rate of 1% per month, as established by the IFTA Articles of Agreement.

Annual License Renewal Process

IFTA licenses and decals in New Hampshire expire annually on December 31. The Road Toll Bureau typically opens the renewal period in October. To be eligible for renewal, the carrier must be in good standing with all quarterly tax returns filed and all liabilities paid in full. There is a two-month grace period (January and February) for displaying the new year's decals, provided the carrier has a valid license for the new year. However, if the carrier has not applied for the new license by December 31, they are technically in violation if they operate in other jurisdictions starting January 1.

Fuel Tax Credits and Refunds

New Hampshire carriers that purchase more fuel in a specific jurisdiction than they consume are entitled to a fuel tax credit. This credit can be applied against the tax liability of other jurisdictions on the same quarterly return. If the credit results in a net overpayment, the carrier may request a refund or carry the credit forward to the next eight quarters. According to the New Hampshire Department of Safety, refund requests are usually processed within 30 to 60 days of the return filing, provided there are no outstanding audits or missing reports across the carrier's history.

IFTA Audits in New Hampshire

The State of New Hampshire is mandated by the IFTA agreement to audit 3% of its total licensee base every year to ensure compliance. Audits verify the accuracy of reported miles and fuel purchases. If an audit reveals a discrepancy, the carrier is liable for the unpaid tax plus interest and potentially a 10% penalty. Common audit triggers include significant fluctuations in MPG across quarters or large discrepancies between GPS logs and paper records. Maintaining digital logs through a dispatch system reduces the risk of mathematical errors that often lead to audit failures.

Sources

New Hampshire Department of Safety Division of Motor Vehicles (2024) — https://www.nh.gov/safety/divisions/dmv/road-toll/ifta.htm IFTA, Inc. Articles of Agreement (2025) — https://www.iftach.org/manuals/2025/AA/Articles%20of%20Agreement%20January%202025.pdf FMCSA Registration Requirements (2024) — https://www.fmcsa.dot.gov/registration

Frequently asked

What is the cost of IFTA decals in New Hampshire?

New Hampshire is one of the few states that does not charge a fee for IFTA decals or the annual license. However, you must still apply annually to receive them.

How do I add a new vehicle to my NH IFTA account?

You must submit an additional decal request using the same Form TDMV 706. The state will issue the additional decals for the new vehicle at no cost.

Can I file my New Hampshire IFTA returns online?

Yes, New Hampshire encourages carriers to use their online portal for quarterly filings to ensure faster processing and immediate confirmation of receipt.

What happens if I lose my IFTA license or decals?

You must contact the Road Toll Bureau at (603) 271-2311 to request replacements. While there is no fee, you must report the loss to remain compliant during roadside inspections.

Do I need IFTA if I only drive within New Hampshire?

No, if you never leave the state of New Hampshire, you do not need an IFTA license. You simply pay the state fuel tax at the pump like a standard motorist.