What Oregon Requires You to Carry
Oregon law requires uninsured motorist coverage on every auto insurance policy written in the state. You cannot register or legally drive without it. The mandate exists because 14.7% of Oregon drivers carry no insurance at all, and the state decided mandatory UM coverage was the only way to protect compliant drivers from the cost of crashes caused by uninsured motorists.
The requirement sits alongside Oregon's liability minimums: $25,000 bodily injury per person, $50,000 per accident, and $20,000 property damage. Your uninsured motorist coverage must match your liability limits unless you reject it in writing, which most carriers will not allow you to do. If you carry higher liability limits across your household's vehicles, your UM coverage scales with them.
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Get Your Free QuoteOregon Uninsured Motorist Rate
14.7%
Nearly one in seven Oregon drivers operates without insurance. When an uninsured driver causes a crash involving your household's vehicles, your uninsured motorist coverage pays your medical bills, lost wages, and vehicle damage up to your policy limits.
Insurance Information Institute, 2023
What Uninsured Motorist Coverage Actually Pays
Uninsured motorist bodily injury coverage pays your medical expenses, lost income, and pain-and-suffering damages when an uninsured driver injures you or your passengers. It covers hospital bills, rehabilitation, wage replacement during recovery, and permanent-injury compensation. The coverage applies to every person listed on your policy and any passengers in your vehicles at the time of the crash.
Uninsured motorist property damage coverage pays to repair or replace your vehicle when an uninsured driver damages it in a crash. Oregon does not mandate UMPD separately from UMBI, but most carriers bundle both into a single uninsured motorist package.
The coverage also applies when a hit-and-run driver flees the scene and cannot be identified. If your parked car is struck overnight or you are rear-ended by a driver who leaves before police arrive, your UM coverage treats the phantom driver as uninsured and pays your claim under the same terms.
Uninsured motorist coverage does not pay if the at-fault driver carries insurance but their limits are too low to cover your damages. That gap requires underinsured motorist coverage, which Oregon also mandates.
How Uninsured Motorist Coverage Works Across Multiple Vehicles
Oregon structures UM coverage with split limits: a per-person cap and a per-accident cap. If three of your cars are struck by one uninsured driver in separate incidents on the same day, each crash triggers the full per-accident limit independently.
The per-vehicle structure matters when comparing collision coverage against UMPD. Collision pays regardless of fault and carries no per-person limit, but it costs more. UMPD costs less but requires proof the other driver was at fault and uninsured. For households with older vehicles where collision premiums exceed the car's value, UMPD often provides sufficient protection at lower cost, especially when combined with the mandatory collision damage waiver Oregon allows under certain conditions.
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When Uninsured Motorist Coverage Does Not Apply
UM coverage does not pay for damage you cause to your own vehicle. If you strike a tree, roll your car, or crash into a guardrail with no other driver involved, uninsured motorist coverage provides no benefit. Those scenarios require collision coverage, which Oregon does not mandate but lenders require when you finance a vehicle.
The coverage also does not apply when the at-fault driver carries valid insurance but their liability limits fall short of your damages. Your uninsured motorist coverage does not cover the $50,000 gap because the other driver was insured, even though inadequately. That shortfall requires underinsured motorist coverage, a separate but related protection Oregon also mandates.
Finally, UM coverage does not extend to intentional acts. If another driver deliberately rams your vehicle, the crash falls outside the scope of accident coverage and your carrier will likely deny the claim. Intentional-act exclusions appear in every auto policy and override both liability and UM provisions.
Oregon Minimum Liability Limits
$25,000 / $50,000 / $20,000
Oregon requires $25,000 bodily injury per person, $50,000 per accident, and $20,000 property damage. Your uninsured motorist coverage must match your liability limits unless you reject UM in writing, which most carriers prohibit.
Oregon Department of Motor Vehicles
Stacking and Non-Stacking Policies
Oregon allows uninsured motorist stacking on multi-vehicle policies unless your carrier explicitly prohibits it in the policy language. Stacking means you can combine the UM limits from every vehicle on your policy to cover injuries from a single crash.
Most Oregon carriers write non-stacking UM policies by default, which cap your recovery at the per-person and per-accident limits stated in the declarations page regardless of how many vehicles you insure. Non-stacking policies cost less because the carrier's exposure does not multiply with each added vehicle. If stacking matters to your household, request it explicitly when comparing quotes and confirm the policy documents reflect it before binding coverage.
Compare Carriers That Write Your Household
Uninsured motorist coverage is mandatory in Oregon, but the cost and the stacking rules vary significantly by carrier. When you insure multiple vehicles, the difference between a stacking and non-stacking UM policy can mean tens of thousands of dollars in available coverage after a serious crash. Carriers also differ in how they handle UMPD deductibles, whether they subrogate against phantom drivers, and how quickly they process UM claims when the at-fault driver cannot be located.
Compare quotes from carriers licensed to write multi-vehicle policies in Oregon. Confirm whether the policy allows UM stacking, what UMPD deductible applies, and whether underinsured motorist coverage is bundled or priced separately. The state's 14.7% uninsured rate makes this protection more than a compliance checkbox—it is the coverage that pays when one of your household's cars is struck by a driver who should not have been on the road in the first place.