Some places they are technically legal.
Some places they have been outlawed. But this is a problem. In Canada it is legal to receive any radio transmission as long as you do not communicate the information gained to anyone. "Radar" detectors are simply a radio receiver. Laser detectors may be enforceable as illegal.
But I have seen cops only write tickets to radar detector users.
Radar detectors are legal. Radar scramblers however are NOT legal.
Radar detectors are legal to use in Nevada, but as you stated they are illegal to sell.
Radar detectors are legal to use for all non-commercial vehicles in 49 states. Washington, DC and Virginia are the only two states that radar detectors are banned in the United States. Radar detectors used in commercial vehicles are illegal.
It's legal to use a radar detector in North Carolina.
If your asking if there legal, then yes.
Radar Detectors in Oklahoma: Radar detectors are legal to use in Oklahoma.Laser Jammers in Oklahoma: Laser jammers are illegal to use in Oklahoma.Courtesy of: http://www.1stradardetectors.com/radar-detector-laws.php
Radar jammers/detectors are legal in every state but Virginia and the District of Columbia.
"Yes, it is legal to own and use a Cobra radar detectors in IL, but it is illegal to use in commercial vehicles, so do not be driving a semi truck with it."
Nope! totally sucks too. However you can buy a stealth radar detector such as the Beltronics STI, which is not susceptible to radar detector detectors (RDD's). Cops in VA are equipped with RDD's to give tickets to those using them.
Yes, radar detectors are legal in Georgia, however there are laws about mounting objects on the windshield that may obstruct vision, so be careful in your method of mounting. firstname.lastname@example.org
Only if he has his radar gun on. Radar detectors are not cop detectors.