Welcome to Iowa's online permitting system (IAPS).

There are no travel restrictions in Iowa for the Thanksgiving holiday. The permit center will be closed on November 26th & 27th in observance of Thanksgiving. Please plan in advance and order your permits early.

The latest version of Google Chrome v45 has disabled the use of all plugins. This site uses a plugin for the mapping interface which will no longer work with the Chrome browser. It is suggested you use an alternate browser such as Internet Explorer or Firefox.

This site issues permits for oversize and overweight vehicles along state owned routes only. This includes Interstate, US, & IA routes. Permits for local or city routes should be obtained from those respective agencies.

2015 Holiday Travel Restrictions

An oversize/overweight permit shall not be valid for the operation of a vehicle on the following 2015 holidays:

Memorial Day - Noon Friday, May 22 to 30min before sunrise on Tuesday, May 26
Independence Day - Noon Friday, July 3 to 30min before sunrise on Monday, July 6
Labor Day - Noon Friday, September 4 to 30min before sunrise on Tuesday, September 8

An oversize permit shall not be valid during the nighttime hours of sunset to sunrise unless authorized for continuous movement.

The Iowa DOT permit office will be closed on the following dates. Permits may still be applied for and even system issued during these times; however, any office processing required will be delayed.

New Year's Day - January 1, 2015
Martin Luther King, Jr. Day - January 19, 2015
Memorial Day - May 25, 2015
Independence Day - July 3, 2015
Labor Day - September 7, 2015
Veteran's Day - November 11, 2015
Thanksgiving - November 26-27, 2015
Christmas Day - December 25, 2015
New Year's Day - January 1, 2016

For any questions, please see the FAQ which also contains our contact info.

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Supported Browsers

Content on the website is best viewed by the following Internet Browsers:
  • Microsoft Internet Explorer 9.0
  • Firefox
  • Chrome

Some of this website's functionality may not perform correctly and could result in permit applications not being properly submitted if different versions of Internet Browsers are used.  If you have a different version from the Internet Browsers listed above, please visit the Microsoft, Firefox or Google websites and download a more recent version.

System Configuration, Information, & Troubleshooting

Select Here to view the complete list of system requirements for this site.

Copyright 2015 Bentley Systems, Incorporated All rights reserved. v4.9.8.2 []. System Requirements
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