IftaBoss.com – Online IFTA fuel tax calculator site

Welcome to the Ifta-Boss online IFTA fuel tax calculator.

We recommend that you click the “How to Use” link above first.  Once you begin adding miles and gallons into the free calculator area, you will not be able to click to other pages without losing any work that you have entered (unless you are logged in as a member.)

Click the “Calculators” link to begin a new free return now!

Current fuel tax tools areas and tools available:  (view the differences chart between the calculators here)

Coming soon:

  1. Service provider version for bookkeepers and accountants
  2. Kentucky, New Mexico, and New York highway use taxes