what state are radar detectors illegal
States where radar detectors are banned. According to the National Conference of State Legislatures, radar detectors are banned in all vehicles in the state of Virginia and the District of Columbia, Washington D.C. Radar Detectors are also banned in big trucks in the states of New York and Illinois.
Radar detector laws in USA. State radar detector laws in New York, New Jersey, and Illinois specify that you cannot have a radar detector in commercial vehicles over 10,000 lbs, which is also a federal law. In those states you also cannot have a radar detector if your vehicle weighs over 18,000 lbs.