Updated July 2026
What Is Liability Insurance Insurance?
Liability insurance is the foundation of Tennessee car insurance — it pays when you cause an accident and someone else gets hurt or their property is damaged. The coverage splits into two parts: bodily injury liability covers medical bills, lost wages, and legal costs for people you injure, while property damage liability pays to repair or replace vehicles and other property you damage. Tennessee law requires you to carry minimum limits before you can register a vehicle or legally drive, but those minimums represent the floor, not a recommendation.
- You stop late at a red light and hit the car in front of you. The other driver has $8,000 in vehicle damage and $15,000 in medical bills from a back injury. Your bodily injury liability pays the $15,000 in medical costs, and your property damage liability pays the $8,000 repair bill. Your own car repair comes out of pocket unless you carry collision coverage.
- You merge without checking your blind spot and cause a three-car pileup. Total injuries across both other drivers reach $70,000, and property damage totals $22,000. If you carry Tennessee's minimum 25/50/15 limits, your policy pays $50,000 for injuries and $15,000 for property damage — you are personally liable for the remaining $20,000 in medical bills and $7,000 in vehicle damage. Higher liability limits would have covered the full amount.
- You back out of a parking space and clip another vehicle, causing $3,500 in damage to their bumper and taillight. Your property damage liability pays the repair cost in full. No bodily injury claim arises because no one was hurt, so only the property damage portion of your liability coverage applies.
Who Needs Liability Insurance Insurance?
Every driver in Tennessee must carry liability insurance to register a vehicle and drive legally — there is no optional status. Higher limits make sense if you own a home, have significant savings, or drive frequently in high-traffic areas where serious multi-vehicle accidents are more likely. Drivers who caused an accident in the past or who commute daily in Nashville or Memphis should consider 100/300/100 or higher to avoid personal liability exposure.
Start with Tennessee's minimum 25/50/15 only if you have no assets to protect and drive infrequently in low-traffic areas. If you own a home, have retirement savings, or drive daily in urban areas, increase bodily injury limits to at least 100/300 — the additional cost is small compared to the financial risk of a serious accident where injuries exceed your policy limits and a lawsuit targets your personal assets.
How Much Does Liability Insurance Insurance Cost?
Liability-only policies in Tennessee typically cost $45–$85 per month, or $540–$1,020 annually, for drivers with clean records at state minimum limits. Increasing limits to 100/300/100 adds approximately $15–$30 per month.
- Your at-fault accident history — one at-fault claim in the past three years can increase liability premiums by 30–50 percent.
- Coverage limits you select — moving from 25/50/15 to 100/300/100 roughly doubles the bodily injury premium but provides four times the protection per person.
- Where you live in Tennessee — urban counties like Davidson and Shelby have higher liability rates due to accident frequency and lawsuit costs.
- Your age and driving experience — drivers under 25 and over 70 pay higher liability premiums due to statistically higher at-fault accident rates.
- Credit-based insurance score — Tennessee allows insurers to use credit history in pricing, and lower scores correlate with higher liability claims frequency.