IFTA Reporting Made Simple: A Trucker's Guide to Quarterly Fuel Tax

The International Fuel Tax Agreement (IFTA) is a tax agreement between the 48 contiguous US states and 10 Canadian provinces. If you operate a qualified motor vehicle (over 26,000 lbs or with 3+ axles) across state lines, you're required to file IFTA quarterly.

IFTA exists because you buy fuel in one state but drive through many states. Each state wants its fair share of fuel tax based on the miles you drove there. IFTA simplifies this by letting you file one report instead of dealing with each state individually.

Filing deadlines: January 31, April 30, July 31, October 31. Late filing means penalties and interest — and potentially losing your IFTA license.

The IFTA calculation is straightforward in concept but tedious in practice:

1. Track total miles driven in each state/province during the quarter 2. Track total fuel purchased in each state/province during the quarter 3. Calculate your fleet MPG (total miles ÷ total gallons) 4. Calculate tax owed per state (miles in state ÷ fleet MPG × state tax rate) 5. Subtract fuel tax already paid in each state (from your fuel receipts) 6. Net result: You either owe additional tax or get a credit

The challenge is tracking all of this accurately. One missed fuel receipt or incorrect mileage entry can throw off your entire filing.

Not tracking deadhead miles — Every mile counts for IFTA, not just loaded miles. If you deadhead 200 miles through a state, those miles still count.

Losing fuel receipts — You need the date, location (state), number of gallons, and total cost for every fuel purchase. No receipt = no credit.

Rounding errors — IFTA calculations must be precise. Small rounding errors across multiple states can add up to significant discrepancies.

Missing the deadline — Late IFTA filing incurs a $50 penalty per state plus interest. For a trucker running 30+ states, that adds up fast.

Not separating reefer fuel — If you have a refrigerated trailer, reefer fuel is tracked separately from tractor fuel.

Haullytics eliminates the pain of IFTA reporting:

Automatic mile tracking — When you enter load origins and destinations, the system calculates miles per state using actual routing data.

Fuel receipt scanning — Snap a photo of your fuel receipt and the AI extracts the state, gallons, and cost automatically.

One-click quarterly report — Select the quarter, click generate, and get a complete IFTA report with miles and fuel broken down by state.

PDF export — Download a formatted PDF ready to file with your base state.

Fleet-wide IFTA — If you have multiple trucks, generate individual or combined fleet IFTA reports.

Owner-operators who use Haullytics for IFTA reporting save an average of 4-6 hours per quarter and eliminate calculation errors.