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Free IFTA Estimate Tool

IFTA Fuel Tax Estimator

Estimate IFTA fuel tax by entering miles, fuel purchased, diesel tax rate, and diesel price for each jurisdiction.

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IFTA Fuel Tax Planning

Estimate Your IFTA Position Before Filing

Add jurisdiction rows for miles, gallons purchased, and tax rates to estimate fleet MPG, tax due, tax-paid credit, and net IFTA due or credit.

IFTA Inputs

Enter Quarter Data

Enter total gallons and fuel cost, then add state or province rows for miles, gallons, and tax rates.

Quarter Summary
Jurisdiction Rows
Enter the current IFTA diesel tax rate manually for each state or province. This tool does not auto-update official tax rates.
IFTA Estimate Snapshot

Enter IFTA data to estimate tax position.

This tool estimates fleet MPG, jurisdiction tax due, fuel tax credit, and estimated net IFTA due or credit based on the numbers entered.

IFTA Position
Waiting
Fleet MPG
0.00
Net IFTA
$0.00

Estimated Net IFTA

$0.00

Tax due minus estimated tax-paid fuel credit.

Fleet MPG

0.00

Total miles divided by total gallons purchased.

Total Miles

0

Total jurisdiction miles entered.

Total Tax Credit

$0.00

Estimated credit from fuel taxes paid at pump.

IFTA Breakdown

Fuel Tax Summary

Total Tax Due by Miles $0.00
Total Tax-Paid Fuel Credit $0.00
Total Gallons Purchased 0.00
Average Fuel Price $0.00
Estimated Net IFTA Position $0.00
Jurisdiction Detail

State / Province Estimate

Jurisdiction Miles Tax Due Credit Net
Important: This is an estimate only. Official IFTA filings depend on current jurisdiction tax rates, taxable miles, exempt miles, fuel type, surcharge rules, credits, and your actual quarter records.