Kansas Requires Uninsured Coverage, Not Underinsured
You insure two or more vehicles in Kansas, and you just discovered your policy includes uninsured motorist coverage — because the state requires it — but you cannot find underinsured motorist coverage anywhere on your declarations page. That is because Kansas does not require underinsured motorist coverage. The state mandates uninsured motorist protection at $25,000 per person and $50,000 per accident, matching the liability minimums, but underinsured coverage is optional. Most drivers assume both are mandatory and discover the gap only when an at-fault driver's policy limit falls short of their medical bills.
This article clarifies what Kansas actually requires, what the uninsured motorist mandate covers, and why adding optional underinsured motorist protection closes a coverage gap that hits multi-car households hardest when one collision injures multiple family members.
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Get Your Free QuoteKansas Uninsured Motorist Rate
12%
Twelve percent of Kansas motorists drive without insurance, meaning roughly one in eight drivers on the road cannot pay your medical bills or vehicle damage after an at-fault collision. The state-mandated uninsured motorist coverage addresses that risk, but only up to the $25,000/$50,000 floor.
Insurance Research Council, 2023
What Kansas Uninsured Motorist Coverage Actually Protects
Kansas law requires every auto insurance policy to include uninsured motorist bodily injury coverage at minimum limits of $25,000 per person and $50,000 per accident. This coverage pays your medical expenses, lost wages, and pain-and-suffering damages when an at-fault driver has no insurance. The mandate does not extend to property damage — uninsured motorist property damage is optional in Kansas — and it does not cover collisions with drivers who carry insurance but whose policy limits are too low to cover your losses. That second scenario is where underinsured motorist coverage applies, and Kansas does not require it.
The $25,000/$50,000 uninsured motorist floor mirrors the state's liability minimum, creating a baseline safety net. If an uninsured driver causes a collision that injures you, your uninsured motorist coverage steps in up to your policy limit. If you selected only the state minimum, your coverage caps at $25,000 per person. Carriers writing in Kansas must offer uninsured motorist coverage, and you must actively reject it in writing if you choose not to carry it above the mandatory floor.
Kansas requires uninsured motorist coverage but not underinsured.
Underinsured Motorist Coverage Closes the Gap
An at-fault driver carries Kansas minimum liability of $25,000 per person.
Multi-car households face compounded exposure. A single collision can injure multiple family members, each with separate medical claims. The at-fault driver's $50,000 per-accident liability cap splits across all injured parties. Without it, the household carries the loss.
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How Kansas Carriers Structure the Optional Coverage
Carriers writing in Kansas must offer underinsured motorist coverage alongside the mandatory uninsured motorist protection, but you must affirmatively select it. The coverage does not auto-attach. Most carriers bundle uninsured and underinsured motorist coverage into a single line item on the policy, labeled UM/UIM, with a combined limit. Some carriers offer split limits, allowing you to carry different amounts for uninsured versus underinsured protection, but combined limits are more common.
Underinsured motorist coverage typically costs less than collision or comprehensive coverage because it activates only when another driver is at fault and their policy limit is exhausted. Carriers writing UM/UIM in Kansas include State Farm, Geico, Progressive, Allstate, Farmers, and most standard and non-standard insurers operating in the state.
Kansas law allows you to reject underinsured motorist coverage in writing, but rejection is permanent for that policy term. If you decline UM/UIM at policy inception, you cannot add it mid-term without rewriting the policy. When you renew or add a vehicle, the carrier must re-offer the coverage, giving you another opportunity to accept or reject it.
Kansas Minimum Liability Limits
$25,000 / $50,000
Kansas requires $25,000 bodily injury per person, $50,000 per accident, and $25,000 property damage. These are also the mandatory uninsured motorist minimums. Drivers who carry only state minimums leave themselves exposed when an at-fault driver's policy matches the floor and their losses exceed it.
Kansas Department of Revenue, Division of Vehicles
Why Multi-Car Households Need Higher UM/UIM Limits
A household with two or more vehicles faces higher collision exposure than a single-car household. More vehicles mean more trips, more drivers, and more opportunities for an at-fault driver to cause a collision. When that collision injures multiple household members, the at-fault driver's liability limit splits across all claimants. Kansas minimum liability of $50,000 per accident divides quickly when three or four people sustain injuries.
Stacking rules matter. Kansas allows stacking of uninsured and underinsured motorist coverage across multiple vehicles on the same policy, but only if the policy explicitly includes a stacking provision. Stacking multiplies your UM/UIM limit by the number of insured vehicles, creating a larger pool of coverage. Not all carriers offer stacking, and those that do charge a higher premium for it. Ask your carrier whether your policy stacks UM/UIM limits and whether adding stacking is available for your household.
Compare Carriers That Write UM/UIM for Multi-Car Policies
Every carrier writing auto insurance in Kansas must offer uninsured and underinsured motorist coverage, but not all carriers price UM/UIM the same way across multi-car policies. Some carriers discount UM/UIM when you insure multiple vehicles on one policy; others price it per vehicle with no multi-car adjustment. Comparing quotes from carriers that write your household's vehicle count — and that offer stacking if you want it — surfaces the policy structure that fits your coverage needs and budget. State Farm, Geico, Progressive, Allstate, Farmers, American Family, Nationwide, and USAA all write multi-car policies in Kansas and offer UM/UIM coverage with limits above the state minimum.