What Does Car Insurance Cover?

A clear breakdown of every coverage type — what's required, what's optional, and what each one actually pays for.

Updated Feb 2026
11 min read
Expert reviewed
Quick Summary

What you'll learn: A detailed explanation of all major car insurance coverage types, including liability, collision, comprehensive, uninsured motorist, personal injury protection, medical payments, and optional add-ons.

Key fact: 🚗 13% of U.S. drivers are uninsured according to the Insurance Research Council (2024)

Bottom line: Car insurance is not one thing — it's a bundle of coverages that protect different risks. Understanding what each coverage does helps you build a policy that fits your needs without overpaying.

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Car Insurance 101: The Basics

Car insurance is not a single product — it's a bundle of different coverages designed to protect you from different risks. Some coverages are legally required in most states, while others are optional. Understanding what each coverage does helps you build a policy that protects you without paying for things you don't need.

At a high level, car insurance coverages fall into three categories:

Let's break down each coverage type in detail.

1

Liability Coverage: Required in Almost Every State

Liability insurance is the foundation of any car insurance policy. It covers injuries and property damage you cause to others in an accident. It does not cover your own injuries or vehicle damage.

Liability coverage has two components:

Bodily injury liability (BI): Pays for medical expenses, lost wages, pain and suffering, and legal fees if you injure someone in an accident. Most policies have per-person and per-accident limits (e.g., $100,000 per person / $300,000 per accident).

Property damage liability (PD): Pays for repairs or replacement of another person's vehicle or property (fences, mailboxes, buildings) that you damage in an accident. Common limits range from $25,000 to $100,000.

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Important: If you cause an accident that exceeds your liability limits, you're personally responsible for the difference. That's why experts recommend higher limits than state minimums.

Liability coverage is required in almost every state. The only exceptions are New Hampshire and Virginia, which allow drivers to self-insure or pay a fee to drive uninsured.

Recommended limits: Most financial advisors recommend at least 100/300/100 ($100K per person, $300K per accident for bodily injury, $100K for property damage). If you have significant assets, consider higher limits or an umbrella policy.

2

Collision Coverage: Pays for Your Vehicle Damage

Collision coverage pays for damage to your vehicle when you hit (or are hit by) another car or object. It covers:

Collision coverage is optional unless you have a loan or lease, in which case your lender will require it. You pay a deductible (typically $500 or $1,000) before insurance covers the rest.

When to carry collision: If your car is worth more than a few thousand dollars, collision coverage is usually a good investment. For older, low-value vehicles, the cost of collision coverage may exceed the benefit.

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Pro tip: If your annual collision premium exceeds 10% of your car's value, consider dropping the coverage and self-insuring for minor accidents.

3

Comprehensive Coverage: Protects Against Non-Collision Damage

Comprehensive coverage (sometimes called "other than collision") pays for damage to your vehicle from non-accident events. It covers:

Like collision, comprehensive is optional unless you have a loan or lease. You pay a deductible (typically $500 or $1,000) before coverage kicks in.

When to carry comprehensive: If you live in an area with high theft rates, severe weather, or lots of wildlife, comprehensive coverage is valuable. It's also usually cheaper than collision, making it worthwhile for most drivers.

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4

Uninsured/Underinsured Motorist Coverage (UM/UIM)

Uninsured motorist (UM) and underinsured motorist (UIM) coverage protect you when you're hit by a driver who has no insurance or not enough insurance to cover your damages. Approximately 13% of U.S. drivers are uninsured, making this coverage increasingly important.

UM/UIM coverage has two components:

Uninsured motorist bodily injury (UMBI): Pays for your medical bills, lost wages, and pain and suffering when an uninsured driver injures you.

Uninsured motorist property damage (UMPD): Pays for damage to your vehicle when an uninsured driver hits you. Some states include hit-and-run accidents under this coverage.

Underinsured motorist (UIM): Pays the difference when the at-fault driver's liability limits are too low to cover your expenses.

UM/UIM coverage is required in about half of U.S. states and highly recommended in all others. In states where it's optional, insurers must offer it and you must explicitly decline it in writing.

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Recommended: Match your UM/UIM limits to your liability limits. If you carry 100/300/100 in liability, carry the same in UM/UIM.

5

Personal Injury Protection (PIP) and Medical Payments (MedPay)

Both PIP and MedPay pay for medical expenses after an accident, regardless of who is at fault. They differ in scope and availability:

Personal injury protection (PIP): Required in 12 "no-fault" states (Florida, Hawaii, Kansas, Kentucky, Massachusetts, Michigan, Minnesota, New Jersey, New York, North Dakota, Pennsylvania, and Utah, plus Puerto Rico). PIP covers medical bills, lost wages, funeral costs, and sometimes childcare or household services. Coverage limits and requirements vary by state.

Medical payments coverage (MedPay): Optional in most states. MedPay covers medical and funeral expenses for you and your passengers after an accident, regardless of fault. It's typically limited to $1,000–$10,000.

Key difference: PIP is broader and covers lost wages and other expenses. MedPay only covers medical bills but is available in more states.

When to carry MedPay: If you have high-deductible health insurance or no health insurance, MedPay can help cover immediate out-of-pocket medical costs after an accident.

6

Optional Add-On Coverages

In addition to the core coverages above, insurers offer several optional add-ons that provide extra protection in specific situations:

Rental reimbursement: Pays for a rental car while your vehicle is being repaired after a covered claim. Typical coverage is $30–$50 per day for up to 30 days. Costs around $20–$40 per year.

Roadside assistance: Covers towing, jump-starts, flat tire changes, lockout service, and fuel delivery. Costs $10–$30 per year. Compare this to AAA or your credit card's roadside benefits before adding.

Gap insurance: Pays the difference between your car's actual cash value and what you owe on your loan or lease if your car is totaled. Essential if you owe more than your car is worth. Cost is typically $20–$40 per year from your auto insurer (much cheaper than dealer gap insurance).

New car replacement: Pays for a brand-new car (not just the depreciated value) if your new vehicle is totaled within the first 1–2 years. Only available for recently purchased vehicles. Costs around $100–$200 per year.

Custom equipment coverage: Covers aftermarket parts and modifications like upgraded sound systems, custom wheels, or performance parts. Standard policies don't cover these.

Rideshare coverage: Fills coverage gaps when you drive for Uber, Lyft, or other rideshare services. Personal policies don't cover commercial use. Costs around $10–$30 per year.

What Car Insurance Does NOT Cover

Understanding what's not covered is just as important as knowing what is:

How Much Coverage Do You Need?

State minimum coverage is rarely enough. Here's a framework for building adequate protection:

Liability: Most experts recommend at least 100/300/100. If you have significant assets (home equity, retirement savings, etc.), consider 250/500/100 or higher, or add an umbrella policy.

Collision and comprehensive: Carry these if your car is worth more than a few thousand dollars or if you have a loan/lease. Drop them on older vehicles where the annual premium exceeds 10% of the car's value.

Uninsured/underinsured motorist: Match your liability limits. This is especially important in states with high uninsured driver rates.

PIP/MedPay: If PIP is required in your state, carry the minimum. If MedPay is optional, consider it if you have high-deductible health insurance.

Deductibles: Choose a deductible you can afford to pay out of pocket. Higher deductibles ($1,000) lower premiums but increase your out-of-pocket cost if you file a claim.

Frequently Asked Questions

What does liability car insurance cover?

Liability insurance covers injuries and property damage you cause to others in an accident. It has two parts: bodily injury liability (medical bills, lost wages, legal fees) and property damage liability (repairs to other vehicles or property). It does not cover your own injuries or vehicle damage.

What is the difference between collision and comprehensive coverage?

Collision covers damage to your car from accidents with other vehicles or objects (like hitting a tree or guardrail). Comprehensive covers non-collision damage like theft, vandalism, weather, fire, and animal strikes. Both are optional unless you have a loan or lease.

Does car insurance cover medical expenses?

Yes, if you have personal injury protection (PIP) or medical payments (MedPay) coverage. PIP is required in 12 no-fault states and covers medical bills, lost wages, and other expenses. MedPay is optional in most states and covers only medical and funeral expenses.

What does uninsured motorist coverage do?

Uninsured motorist coverage pays for your injuries and vehicle damage when you're hit by a driver with no insurance or insufficient insurance. It also covers hit-and-run accidents in many states. About 13% of U.S. drivers are uninsured, making this coverage important.

Is comprehensive coverage required?

No. Comprehensive coverage is optional unless you have a loan or lease, in which case your lender will require it. It's usually recommended for newer vehicles or in areas with high theft or severe weather.

What car insurance coverages are legally required?

Most states require liability insurance (bodily injury and property damage). Some also require personal injury protection (PIP) or uninsured motorist coverage. Requirements vary by state. Only New Hampshire and Virginia allow drivers to forgo insurance under certain conditions.

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⚠️ Coverage Disclaimer: Car insurance requirements and coverage options vary by state. This guide provides general information about common coverage types. Check your state's specific requirements and consult with a licensed insurance agent to ensure you have adequate protection for your situation.