Connecticut Oversize Permits DOT Ph#: (630) 222-5770. PERMIT AGENCY: Get Connecticut oversize permits, Oversize Load Permit Regulations, Provision Sheet, Laws, Information of Connecticut Annual Single Trip Permits Oversize, Overweight Permit Map, DOT Legal Dimensions, Requirements, Applications, Tire Law, Escort Rules, Cost, Phone Number, Routine for State of Connecticut Permits Limits and Escort Requirements, Operating times and Restricted Travel and valid for five travel days. Must have permit prior to entering the state.https://irptrucks.com/connecticut-oversize-permits-regulations-and-information/