Simple IFTA is online powerful software used to calculate your mileage and fuel details and to prepare an IFTA report accurately for each quarter. Simple IFTA performs a calculation based on your mileage and fuel data provided by you. In the end, you can generate the report and submit it to your base jurisdiction. You can helpfully e-document your Quarterly Heavy Vehicle Use Tax Form IFTA with the IRS at www.simpleifta.com for just $15 through a fuel tax return.