Yes they are illegal in South Carolina and a few other states.
Factory installed HID headlights are legal in all 50 states. Aftermarket kits the majority of the time are not unless you replace the reflector lens housings with projector lens housings.
HID headlights refer to high definition headlights. These are headlights that use LED lightbulbs in them so drivers can see clearer and farther ahead in the dark.
You could find information about hid headlights on Wikipedia, at http://en.wikipedia.org/wiki/Headlamp. Hid headlights are usually attached to the front of a vehicle like a car or motorcycle.
...If they're hid, what difference does it make?
HID headlights are far more brighter than normal Halogen bulbs that are normally in headlights. HID are often thought of as safer because they have a blue glow to them and resemble daylight more than normal bulbs.
Headlamps originally designed, built, tested, and certified as HID headlamps are legal in all 50 states. So-called "HID kits" to convert halogen headlamps are widely available, but they are (all) illegal and dangerous; halogen headlamps must use halogen bulbs.
Headlamps originally designed, built, tested, and certified as HID headlamps are legal in all 50 states. So-called "HID kits" to convert halogen headlamps are widely available, but they are (all) illegal and dangerous; halogen headlamps must use halogen bulbs.
Headlamps originally designed, built, tested, and certified as HID headlamps are legal in all 50 states. So-called "HID kits" to convert halogen headlamps are widely available, but they are (all) illegal and dangerous; halogen headlamps must use halogen bulbs.
A number of questions have been raised regarding the legality of HID headlights but well informed sites such Motor Field and HIDS 4 U offer a good selection of HID headlight kits which are both safe and legal.
No
of course