Jurisdiction miles divided by fleet MPG.
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Compliance tool
IFTA Quick Estimator
Estimate one-state IFTA tax due or credit from miles, fleet MPG, fuel bought, and tax rate.
Use this whenUse it as a one-jurisdiction sanity check before reviewing the full quarterly report.
Quarterly estimate
Check one jurisdiction fast using miles, MPG, tax-paid gallons, and the state fuel tax rate.
Taxable gallons minus tax-paid purchases.
Positive means due. Negative means credit.
IFTA check
The quick estimate follows the usual gallons logic.
jurisdiction miles / fleet MPG - tax-paid gallonsMultiply net gallons by the jurisdiction tax rate to estimate due or credit.
Important
Do not use this as a filing system.
Confirm tax rates, miles, exemptions, and fuel receipts with your official IFTA process before filing.