Vehicles registered or operated in Alabama are required to be covered by a liability insurance policy.

Alaska has both Mandatory Insurance and Financial Responsibility laws. The purpose of these laws is to ensure that drivers and owners of vehicles using the streets and highways are financially responsible for any damage or injury caused by motor vehicle collisions and to remove financially irresponsible drivers from the highways.

Arizona requires mandatory auto insurance .i.e. that every motor vehicle operated in Arizona be covered by one of the statutory forms of financial responsibility, more commonly called liability insurance, through a company that is authorized to do business in Arizona.

In Arkansas every automobile owner must have liability coverage. Liability coverage pays for any claims when you are at fault in an accident.

The purpose of the law is to ensure that vehicles driven on California roads have liability insurance that provides financial responsibility for any damage or injury caused by a traffic accident, regardless of fault, and to remove uninsured vehicles from the highways.

Going without insurance can cost you much more than carrying the liability coverage that is required by Colorado law.

In Connecticu each automobile insurance policy must provide “uninsured and underinsured motorist coverage” for the protection of people insured under the policy who are legally entitled to recover damages because of bodily injury.

In Delaware, all drivers are required to carry three types of auto insurance.

The Compulsory/No-Fault Motor Vehicle Insurance Act requires that every person applying for registration or a reciprocity sticker in DC, have valid District of Columbia car insurance.

Automobile insurance is mandatory in Florida. If you own a vehicle with at least four wheels and are registering it, you must have Florida insurance.

Georgia drivers must have automobile liability insurance for at least the minimum limits required by law to drive on the Georgia public roads and highways.

The type of auto insurance needed in Guam is called "Liability" and is required for everyone operating a car.

Having motor vehicle insurance is essential to owning a motor vehicle in Hawaii. Hawaii State law requires that your vehicle be insured throughout the motor vehicle registration period.

All motorized vehicles operated on Idaho roadways, whether registered or not, must carry liability insurance.

Liability Insurance is a minimum requirement in Illinois and a low cost car insurance option as long as the vehicle is not financed.

Indiana requires liability coverage, auto liability policy must also include uninsured and underinsured motorist’s coverage unless you reject this in writing.

Iowa requires that all of its licensed drivers carry a liability policy on their vehicle. Liability is there to ensure that in the event you are responsible for an accident the often exorbitant medical costs incurred by the other motorists involved in the accident and property damage costs are covered.

In Kansas, you are financially responsible for any motor vehicle accident you cause. To comply with state laws, owners of highway titled vehicles must purchase at least the minimum mandatory insurance coverages and limits.

Under Louisiana law, you must carry liability coverage on any car you own.

Maine law requires that you buy liability insurance, uninsured motorists, and medical payments coverage.

No-fault insurance is by law compulsory law in Michigan. All car owners must buy certain basic coverages in order to register a vehicle in Michigan. It is against the law to drive, or let your car be driven, without no-fault insurance.

Auto insurance is mandatory in New Jersey, but the type and cost of that coverage can vary considerably.