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***NEW ALL SYSTEMS OVERWEIGHT PERMIT APPLICATION CAN BE FOUND IN OTHER ANNUALS FOLDER.***

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Please do not attach .jpeg files, instead send them via email to Oversizepermits@iowadot.us.

Welcome to Iowa's online permitting system (IAPS)

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


Holiday Travel Restrictions

An oversize/overweight permit shall not be valid for the operation of a vehicle on the following 2023 holidays:

    Memorial Day - Noon Friday, May 26 to 30min before sunrise on Tuesday, May 30
    Independence Day - Noon Monday, July 3 to 30min before sunrise on Wednesday, July 5
    Labor Day - Noon Friday, September 1 to 30min before sunrise on Tuesday, September 5


Holiday Office Closings

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 Eve - December 31, 2022
    Martin Luther King, Jr. Day - January 16, 2023
    Memorial Day - May 29, 2023
    Independence Day - July 4, 2023
    Labor Day - September 4, 2023
    Veteran's Day - November 10, 2023
    Thanksgiving - November 23-24, 2023
    Christmas - December 25, 2023
    New Year's Day - January 1, 2024


For any questions, please see the FAQ page which also contains our contact information. Normal business hours are central standard time:

    Monday: 8:30 - 4:15
    Tuesday: 8:30 - 4:15
    Wednesday: 8:30 - 12
    Thursday: 8:30 - 4:15
    Friday: 8:30 - 4:15

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

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