Oversize / Overweight Vehicle Permits
The Oversize / Overweight (OS/OW) Permit Office within the Bureau of Highway Operations ensures the safe and efficient movement of traffic over the State highway network, protects the motoring public and ensures safe preservation of the State's infrastructure. The OS/OW Permit Office issues permits to owners or operators of non-conforming vehicles travelling on the state and local roadway networks. These vehicular permits limit the routes, times of operations, maximum rate of speed and other conditions deemed necessary by the State. This website provides general information and guidance pertaining to the issuance of OS/OW permits.
For specific information or inquiries, please email the office at dot.osowpermits@ct.gov
For Traffic alerts visit CT Traffic Alerts (ctroads.org)
Notice to Commercial Vehicle Operators:
"New highway use fee. Register with the CT Department of Revenue Services (CTDRS)
For more information and to register with CTDRS, visit portal.ct.gov/DRS-myconneCT
APPLYING FOR A PERMIT
Oversize / Overweight permit applications are processed through the Connecticut Commercial Vehicle Operations (CVO) WebPortal.
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Single Trip Permits: Oversize/Overweight Permit, Radioactive Permit
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Period Based Permits: Radioactive Pharmaceutical, Industrial, Annual Divisible, Monthly Divisible, Annual Indivisible, Annual Milk
PERMIT HOLIDAY TRAVEL RESTRICTIONS
New Year’s Day | Monday, Jan 1
Good Friday | Friday, March 29 until daylight Monday, April 1
Memorial Day | Begin Friday, May 24 at 12:00 NOON until daylight Tuesday, May 28
Independence Day| Thursday, Jul 4
Labor Day | Begin Friday, August 30 at 12:00 NOON until daylight Tuesday, September 3
Thanksgiving Day | Begin Wednesday, November 27 at 12:00 NOON until daylight, Monday, December 2
Christmas Day | Begin Tuesday, December 24 at 12:00 NOON until daylight, Thursday, December 26
2024 Permit Holiday Travel Restrictions
2023 Permit Holiday Travel Restrictions
FORMS AND INSTRUCTIONS
Divisible Load Permit Bridge Restrictions
Allowable Materials for Divisible Load Permits
Divisible Load Permit Guidelines
Indivisible Load Permit Bridge Restrictions
New Annual Indivisible Load Permit Instructions
Updated Divisible Load Permit Instructions
Renewal Annual Indivisible Load Permit Instructions
Mobile/Modular/Prefabricated Housing Guidelines
HELPFUL RESOURCES
Connecticut Department of Transportation OS/OW Permit Regulations
Connecticut Commercial Vehicle Operations (CVO) WebPortal
Connecticut Department of Motor Vehicles website
The Federal Motor Carrier Safety Administration website
Performance and Registration Information Systems Management (PRISM)