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Uninsured Motorist Coverage — South Carolina

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What Uninsured Motorist Coverage Actually Protects

You just added a second vehicle to your South Carolina auto policy and you're trying to understand whether the uninsured motorist coverage you already carry extends to the new car automatically, or whether you need to buy more. The short answer: South Carolina requires uninsured motorist coverage on every auto policy, and when you add a vehicle, the same per-person and per-accident limits apply to every car on that policy. You don't buy separate UM coverage for each vehicle.

Uninsured motorist coverage pays for your injuries and your passengers' injuries when you're hit by a driver who carries no liability insurance or by a hit-and-run driver who flees the scene. South Carolina law mandates UM coverage at minimum limits of $25,000 per person and $50,000 per accident, matching the state's minimum liability requirements. The coverage follows the policy, not the individual car, so every vehicle you add shares the same UM limits unless you choose to increase them.

“South Carolina does not allow stacking UM coverage across multiple vehicles — the limits apply once per accident regardless of how many cars you own.”

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10.3%

South Carolina Uninsured Motorists

More than one in ten drivers on South Carolina roads carries no liability insurance. When you're hit by an uninsured driver, your UM coverage is the only source of compensation for medical bills, lost wages, and pain and suffering if the at-fault driver has no assets to pursue.

Insurance Information Institute, 2023

How UM Coverage Applies Across Multiple Vehicles

The $25,000 per person and $50,000 per accident limits apply to the policy as a whole, not to each car individually. If you're driving your sedan and your spouse is driving the SUV on the same day, and both of you are hit by uninsured drivers in separate accidents, each accident triggers the same $25,000/$50,000 UM limits. The coverage does not multiply because you own two cars.

This structure matters when you're deciding whether to raise your UM limits after adding a second or third vehicle. If your household has multiple drivers on the road simultaneously, the per-accident cap applies to each separate collision. A family with three cars and three drivers faces three potential accident scenarios on any given day, each capped at $50,000 total across all injured passengers in that accident.

South Carolina allows you to purchase UM limits higher than the state minimum. When you add vehicles to a multi-car policy, raising UM limits protects every driver and passenger across the entire household fleet without requiring separate coverage for each car.

Adding a vehicle does not increase your UM limits. The same per-person and per-accident caps apply to every car on the policy.

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Underinsured Motorist Coverage and Multi-Car Policies

South Carolina does not require underinsured motorist coverage, but carriers must offer it and you can add it to your policy. Underinsured motorist (UIM) coverage pays the difference when the at-fault driver carries liability insurance but their limits are too low to cover your injuries fully.

UIM coverage follows the same per-policy structure as UM coverage. When you add a second or third vehicle, the UIM limits apply to the policy as a whole, not to each car separately.

Carriers in South Carolina typically offer UIM limits equal to or lower than your liability limits. Households with multiple vehicles and higher asset exposure often choose UIM limits that match their liability coverage to protect against both uninsured and underinsured drivers.

$25,000 / $50,000

South Carolina Minimum UM Limits

South Carolina mandates uninsured motorist coverage at $25,000 per person and $50,000 per accident, matching the state's minimum liability requirements. These limits apply to the entire policy, covering every vehicle and every driver listed on the policy.

South Carolina Department of Insurance

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Stacking and Non-Stacking UM Coverage

South Carolina does not allow stacking of uninsured motorist coverage across multiple vehicles on the same policy. Stacking would let you combine the UM limits from each car to create a higher total limit after an accident. South Carolina law prohibits this.

Because South Carolina is a non-stacking state, the UM limits you select apply once per accident regardless of how many vehicles are on your policy. If you want higher protection, you raise the per-person and per-accident limits on the policy itself rather than trying to multiply coverage by adding more cars.

Choosing UM Limits for a Multi-Vehicle Household

When you're insuring two or more vehicles under one South Carolina policy, the decision on UM limits comes down to how much injury cost you're willing to self-insure. The state minimum $25,000 per person covers basic medical bills for minor injuries, but a serious collision with an uninsured driver can produce six-figure medical expenses, lost income, and long-term rehabilitation costs. If the at-fault driver has no insurance and no assets, your UM coverage is your only recovery source.

Households with multiple cars often have multiple drivers on the road at the same time, which increases the probability that someone in the household will eventually be hit by an uninsured or underinsured driver. Compare the annual premium difference between minimum UM limits and higher limits across the carriers writing multi-vehicle policies in South Carolina — the cost increase is typically smaller than the exposure gap it closes.

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Compare Carriers Writing Multi-Vehicle Policies

South Carolina has 26 carriers writing auto insurance in the state, including national carriers and regional specialists. Carriers price UM coverage differently, and the household with the lowest premium at minimum limits may not be the lowest at higher limits. Compare South Carolina auto insurance carriers that write multi-vehicle policies and structure UM coverage to match your household's actual exposure across every car on the policy.

What Uninsured Motorist Coverage Pays For

UM coverage compensates you and your passengers for specific categories of loss when an uninsured or hit-and-run driver causes the accident. Understanding what the coverage includes helps you decide whether the state minimum limits are adequate for a multi-vehicle household.

Uninsured motorist bodily injury coverage pays medical expenses, lost wages, rehabilitation costs, and pain and suffering damages for you and anyone riding in your vehicle at the time of the accident. The coverage applies regardless of which car in your household fleet was involved. If your teenage driver is hit by an uninsured motorist while driving the family's third car, the UM coverage on your policy pays for their injuries up to the per-person limit.

South Carolina UM coverage does not pay for vehicle damage. If an uninsured driver totals your car, UM bodily injury covers your injuries but not the cost to repair or replace the vehicle. For vehicle damage caused by an uninsured driver, you need collision coverage on that specific car. Collision is optional in South Carolina, and it applies per vehicle, so a household with three cars can choose to carry collision on the newest two and drop it on an older paid-off car.

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Frequently Asked Questions

Does uninsured motorist coverage cost more when I add a second car?

Adding a second vehicle to your South Carolina policy increases your total premium because you're insuring another car, but the uninsured motorist coverage limits stay the same. The $25,000/$50,000 UM limits apply to the policy as a whole, not per vehicle, so you're not buying separate UM coverage for each car.

Can I carry different UM limits on different cars in my household?

No. South Carolina uninsured motorist coverage applies at the policy level, not the vehicle level. Every car on your policy shares the same UM limits. If you want higher protection, you raise the per-person and per-accident limits on the entire policy.

What happens if two cars on my policy are in separate accidents with uninsured drivers on the same day?

Each accident triggers the same UM limits independently. If both accidents occur simultaneously and each involves injuries, each accident is subject to the $25,000 per person and $50,000 per accident caps. The coverage does not multiply because you own multiple cars.

Does UM coverage pay to fix my car if an uninsured driver hits me?

No. Uninsured motorist bodily injury coverage in South Carolina pays only for injuries to you and your passengers. Vehicle damage caused by an uninsured driver is covered by collision coverage if you carry it on that specific car.

Should I buy underinsured motorist coverage when I add a third vehicle?

Underinsured motorist coverage is optional in South Carolina but protects you when the at-fault driver's liability limits are too low to cover your injuries. Adding a third vehicle does not change your UIM limits, but it may prompt you to evaluate whether your current limits are adequate for a household with more drivers on the road.

Can I reject uninsured motorist coverage in South Carolina?

South Carolina requires uninsured motorist coverage on every auto policy. You cannot reject it. The minimum required limits are $25,000 per person and $50,000 per accident, and you can choose higher limits if you want more protection.