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Mud Flap Laws No. CT Required

Connecticut Truck Mud Flap Law

Connecticut requires suitable metal protectors or flexible flaps behind the rearmost wheels of any bus, truck, truck-tractor, full trailer or semitrailer over three tons registered weight (Conn. Gen. Stat. 14-104). If the rear wheels aren't already covered by fender or body, cover them at the top and rear. The statute sets no inch clearance and no width number. A violation is an infraction. Roadside, an officer checks the flap is present and effective, not a precise dimension.

Mud flapsRequired
Ground clearanceNo set clearance
CoverageCover the rear wheels so they don't throw dirt or water on following windshields; no explicit tread-width number
FineInfraction
01 The rule

What Connecticut makes you run

Connecticut requires suitable metal protectors or flexible flaps behind the rearmost wheels of any bus, truck, truck-tractor, full trailer or semitrailer over three tons registered weight (Conn. Gen. Stat. 14-104). If the rear wheels aren't already covered by fender or body, cover them at the top and rear. The statute sets no inch clearance and no width number. A violation is an infraction. Roadside, an officer checks the flap is present and effective, not a precise dimension.

02 The dimensions

Coverage and clearance

Connecticut Mud Flap FAQ

Are mud flaps required on trucks in Connecticut?
Yes. Connecticut requires rear mud flaps or splash guards. Connecticut requires suitable metal protectors or flexible flaps behind the rearmost wheels of any bus, truck, truck-tractor, full trailer or semitrailer over three tons registered weight.
How low can mud flaps hang in Connecticut?
No set clearance. The statute requires flaps behind the rearmost wheels and, where the rear wheels aren't covered by fender or body, coverage at the top and rear (Conn. Gen. Stat. 14-104). No inch figure.
What is the mud-flap fine in Connecticut?
Infraction (Conn. Gen. Stat. 14-104(c)); fine plus surcharge on the state infraction schedule. Correctable.

Reference information for planning, not legal advice. Traffic laws change and this can be out of date, so always confirm the current statute and obey posted signs before you rely on it. Last reviewed July 2026. Source: https://codes.findlaw.com/ct/title-14-motor-vehicles-use-of-the-highway-by-vehicles-gasoline/ct-gen-st-sect-14-104.html. See our Terms & Disclaimer.

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