Trucking & DOT Compliance · Guide

What Is IFTA?

Updated 2026-06-14 · Source: Ohio Department of Taxation — IFTA

The International Fuel Tax Agreement—IFTA—lets qualifying motor carriers file one quarterly fuel tax return through their base state instead of buying trip permits in every jurisdiction. If you run interstate diesel miles for hire, you will likely hear about IFTA within your first month of operations.

What IFTA does

Carriers report fuel purchased and miles traveled in each member jurisdiction. Your base state (often Ohio for Ohio-based fleets) processes the return and distributes tax owed or refunds to other states. The goal is one filing instead of dozens of separate fuel tax accounts.

IFTA covers fuel use tax—not vehicle registration (IRP) or federal HVUT (Form 2290).

Who typically needs IFTA

Qualified motor vehicles used in two or more member jurisdictions generally need IFTA licensing when they meet weight or axle thresholds defined in the agreement. Pickup trucks under thresholds hauling interstate may be exempt; heavy tractors almost never are.

Intrastate-only fleets may use Ohio-only fuel tax reporting until they actually cross member state lines commercially.

Quarterly filing rhythm

IFTA returns follow a quarterly calendar due on dates published by your base state—typically late in the month following each quarter. Miss a deadline and penalties stack fast.

Good recordkeeping is non-negotiable: fuel receipts by jurisdiction, odometer or ELD miles, and rejected load deadhead all affect the return.

IFTA mistakes that trigger audits

Estimating miles instead of using ELD exports
Missing fuel tickets from card-lock states
Mismatch between MCS-150 annual mileage and IFTA totals
Operating on expired IFTA decals during IRP renewal crunch

Frequently asked questions

Is IFTA the same as IRP?

No. IFTA is fuel tax. IRP apportions registration fees. You often need both for interstate operations.

How do I get IFTA decals?

Apply through your base state's tax authority after IRP/IFTA account setup—Ohio uses its commercial tax portal.

What records must I keep?

IFTA agreements require detailed distance and fuel records—typically four years. See your base state manual.

Can I file IFTA myself?

Yes with spreadsheets or software; many small fleets use accountants or compliance services for first-year learning curve.

Do owner-operators under lease file IFTA?

Lease agreements specify whether the carrier or operator holds IFTA—read your contract before registering.

Where do I verify Ohio IFTA rules?

Ohio Department of Taxation commercial motor vehicle tax pages publish current guidance.

IFTA thresholds and deadlines vary by state. Use your base state's official publications as the source of truth.