Can My Car Insurance Be In Another State? 
Most states require proof of car insurance in order to register your car for use on public roads and highways . So , if you reside in one state and have a car registered there , then the insurance would have to be issued from that state as well . Check with your Insurance Professional about the terms and conditions of your policy , but generally , the coverage you have in your policy will protect you across state lines , and into Canada . There may be limitations on travel to Mexico . Now , there may be other factors to consider as well . Here in CT , once one establishes residency , one has 30 days in order to register their car here . In order to register a car here , a CT issued Insurance policy will be required . 