The Office of the State Traffic Administration (OSTA) promulgates regulations establishing a uniform system of traffic control signals, devices, signs, and markings for public highways/roadways. The OSTA also adopts additional regulations in cooperation and agreement with local traffic authorities governing the use of state owned and maintained highways/roadways.
Direct links to OSTA Regulations may be found here: Interactive & Printer Friendly (rev. 2018-1-3)
OSTA has adopted the relevant portions of the Manual on Uniform Traffic Control Devices (also known as the M.U.T.C.D.), latest edition as part of its regulations establishing a uniform system of traffic control signs, devices, signals, and markings. A copy of the MUTCD may be found here: Manual on Uniform Traffic Control Devices
A listing of common questions received by our office may be found here: Frequently Asked Questions
Regulatory Items
State Traffic Administration Reviews
| - Pending |
| - Completed (last 180 days) |
Limited Access State Highways & Parkways
| - Governing regulations for use thereof: Interactive & Printer Friendly |
| - Numbered Route Listing |
| - Merritt Parkway, Wilbur Cross Parkway, & Milford Parkway:Restricted Highway Information *NEW Website* |
| - High Occupancy Vehicle (HOV) Lane Regulation |
| - Request to Film |
Other Resources
| - Local Traffic Authority List |
| - Guidance for Local Traffic Authorities |
| - Do Not Block Intersection Signs & Markings - State Highways *NEW* |
| - Requirements: Parkway Permits |
| - Requirements, information, and overview of Special Event Permiting |
For further information, please contact:
Office of the State Traffic Administration
Connecticut Department of Transportation
2800 Berlin Turnpike
Newington, CT 06131
Phone: (860) 594-3020
Fax: (860) 594-2552
Email: DOT.OSTA@ct.gov
| Please note that the State Traffic Administration is not involved in the following items. All questions regarding these items should be discussed with the appropriate party as noted. |
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| "DOT Numbers" | Questions regarding DOT Numbers for commercial vehicles should be direct to the Connecticut Department of Motor Vehicles by visiting the Intrastate and Interstate DOT Numbers Website. |
| Driver Vehicle Examination Report Roadside Inspections or Weigh Stations |
Questions should be directed to the Department of Motor Vehicle at (860) 263-5446 (or the telephone number indicated on the report). |
| Oversize/Overweight Permits | Questions should be directed to the Department of Transportation's Bureau of Highway Operations at (860) 594-2626 or by visiting the Oversize/Overweight Permit Website. |
| Traffic Violations (Tickets) | Questions regarding traffic tickets and the processing of traffic violations should be directed to the State of Connecticut Judicial Branch, Superior Court Operations Division - Centralized Infractions Bureau. |