Please call MDT's Motor Fuel Section at 406-444-0806 to receive a login and password and to sign an electronic data exchange agreement. When you get your login credentials, you can login to this website to file your monthly fuel tax report and send your monthly tax information to the Motor Fuel Section:
Fuel Taxes Distributor Reporting
Overview & Contacts
Allocations
Alternative Fuel Tax
Distributor Reporting
Dyed Diesel Use
Electric Vehicle Charging Station Tax
Fuel Tax Laws
FAQs
Forms
Manuals
IFTA
Report Dyed Fuel Violators
To report suspected dyed fuel violators, call MDT's 24-hour tip line or email us.
Toll-free: 1-888-FUEL-LAW
Email: