Know your IFTA tax before you file.
Enter miles and fuel for each state. Get a worksheet showing what you owe or get back this quarter. Free, with no signup.
Quarter and fuel details
IFTA worksheet (estimate)
Tax rates used in this worksheet
This worksheet helps you compile figures for your IFTA return. It does not file the return. Check every number against your base-state tax portal and your own records before you submit, and keep receipts and trip logs for four years.