MiTRIP - Overweight or Oversize Permits

The Transport Permits Unit issues permits for Oversize/Overweight loads to travel on State and Federal highways.

The Michigan Transport Routing and Internet Permitting System (MiTRIP) allows applicants to order oversize/overweight single trip and extended permits using a credit/debit card or electronic fund transfer (e-Check, business check) with bank accounts in the United States.

For technical problems related to the MDOT Permit Gateway (MPG) please email us at or call 844-806-0002. For  MPG password resets and login assistance, please call 877-932-6424.

MPG/MiTRIP registration instructions (MDOT only supports MiTRIP connections via Microsoft Internet Explorer):

Once a company is registered, ‘Delegated Business Authority’ can be used to give access to all other users in the company. Go to (FAQs) for instructions on delegating authority:

MiTRIP User Guides

Single Trip Permit Guide 
Extended Trip Permit Guide 
Interactive MiTRIP Customer Assistance Guide
Clearing Temporary Internet Files and Session Cookies

For general permit questions contact 517-241-8999

Frequently Asked Questions
Forms (Select DSD Permits-Transport from the dropdown on the left side of the page)
Mi Drive Web page
Truckers Services Web page

For more information, contact:

Lauri Olsen, Supervisor
Transport Permit Unit
P.O. Box 30648
Lansing, Michigan 48909