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Welcome to OS/OW Online Permitting!

Our "OverHaul" Online Permitting Web site will streamline your Oversize/Overweight vehicle permitting process. If you are moving a vehicle and/or a non-divisible load on New Hampshire state maintained highways and you exceed the legal requirements, you can now apply for your permits online, 24 hours a day, 7 days a week.

Permits will be processed in the order they are received, by date and time requested, Monday - Friday between the hours of 8:00 AM - 4:00 PM EST/EDT, except holidays. Permit Office: (603) 271-2691 Fax: (603) 271-6084. Email: nhdotpermits@dot.nh.gov

Important News and Announcements

2018 SEASONAL OS/OW PERMITTING PROGRAMS
- NIGHTTIME MOVES for NHDOT Construction Projects - Beginning (or Ending as appropriate) "DAY AND DATE for each year"
- Each permit is processed as a single trip permit only for 5 days one-way or 10 days roundtrip.
- Select the Saturday Morning Move or Nighttime Move option on page of the permit application.
- Saturday Morning and Nighttime moves may be applied for up to 14 days in advance of the requested move date.
NH DOT PERMITS - Non-Oversize/Overweight Permits
- If you need permits for Driveways, Right of Way Activities, Special Events, Utility Poles, please go to https://www.dot.nh.gov/services/permits -

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Important News and Announcements

NHDOT Oversize/Overweight Permit Office