Disclaimer
Estimation Purposes Only
The IFTA fuel tax calculator provided by IFTACalculators.com is designed to help commercial motor carriers estimate their quarterly IFTA fuel tax liability. All results produced by this calculator are estimates only and are intended for informational and preparatory purposes. They should not be used as your official IFTA filing without independent verification.
Not Tax Advice
Nothing on IFTACalculators.com constitutes tax advice, legal advice, accounting advice, or professional services of any kind. The information provided is general in nature. For official tax guidance specific to your situation, you should consult a licensed tax professional, CPA, or your base state's IFTA program office.
Tax Rates Change Quarterly
IFTA fuel tax rates are set independently by each member jurisdiction and can change every quarter. While we update the rates on this site after each quarterly IFTA, Inc. rate matrix publication, we cannot guarantee the rates are current at the exact time you use the calculator. Always verify the current rates at iftach.org before submitting your official IFTA return.
No Affiliation with IFTA, Inc.
IFTACalculators.com is an independent website and is not affiliated with, endorsed by, or officially connected to IFTA, Inc., any state Department of Transportation, any provincial government, or any other government agency. The IFTA name and agreement are administered by IFTA, Inc. Use of the term "IFTA" on this site refers to the International Fuel Tax Agreement.
Accuracy Limitations
While we make every reasonable effort to ensure the accuracy of rates, formulas, and surcharge calculations, we make no representations or warranties of any kind regarding:
- The completeness or accuracy of any tax rate data
- The suitability of the calculator for your specific situation
- The accuracy of results for non-standard vehicle configurations or special tax situations
- Accuracy for Canadian provinces, which involve currency conversion and kilometre-to-mile considerations
Limitation of Liability
IFTACalculators.com and its operators shall not be liable for any penalties, interest, fines, or other financial consequences resulting from use of, or reliance on, any information or calculations provided by this Service. By using this site, you agree that IFTACalculators.com is not responsible for errors in your official IFTA filings or any consequences thereof.
Contact
If you believe any rate or calculation on this site is incorrect, please contact us immediately. Rate corrections are our top priority and we aim to address them within 24 hours.