Motor Carrier Services

International Fuel Tax Agreement

IFTA Tax Filing Online Service

Welcome to the IFTA Tax Filing Online Service. At this website, Arizona-based IFTA carriers can electronically file required quarterly IFTA Tax Filing Reports with the state of Arizona.

Important Notice: Effective Friday, Jun 24, 2016 4pm (MST), ADOT’s old IFTA filing system will no longer be available for filing IFTA reports.  Users will be redirected to the new tax filing system (mCarrier) to register their account.  MCarrier will be available July 1st 2016, as the second quarter report must be filed using the new system.  Although you are not able to file any reports until July 1st 2016, you can register starting June 24, 2016. Please click on the link below to register your account. During registration, please use the Google Chrome browserIf you have any questions please contact the Fuel Tax Reporting Unit at 602.712.8473. 

*Internet Explorer 10+ browsers will need to be set to Compatibility View.

First-Time Users

To electronically file, you will need a login ID and password. Please contact MVD Motor Carrier Services, Fuel Tax Reporting at or 602.712.8473.

*To use this online service you will need these items:

  • Internet Explorer 6.0+ browser to log in
  • Adobe Reader 6.0+
  • Internet Explorer 10+ set to Compatibility View