Oklahoma applies a modified comparative negligence rule under 23 O.S. § 13. If your fault for a car accident is 50% or less, you can still recover damages, reduced by your fault percentage. Cross that threshold, though, and Oklahoma law cuts off your recovery completely.
Most Oklahoma City car accidents involve some degree of shared responsibility. Here is how Oklahoma’s comparative fault rule affects your recovery, how courts and insurers arrive at a fault percentage, and how attorneys who handle disputed fault percentages can help protect your share of the settlement.
Oklahoma’s modified comparative negligence rule
Under 23 O.S. § 13, Oklahoma bars recovery only when your negligence is “of greater degree than” the combined negligence of the defendants. In practice: if your fault is 50% or less, your award is reduced by your fault percentage. If your fault is more than 50%, you recover nothing. At exactly 50% fault, you still recover half your damages. That precise line is why disputes over negligence and liability are often the most contested part of a claim, and why it pays to evaluate any settlement offer carefully before accepting it.
How your fault percentage changes your recovery
| Your fault percentage | Total damages | Your recovery |
|---|---|---|
| 20% | $100,000 | $80,000 |
| 49% | $100,000 | $51,000 |
| More than 50% | $100,000 | $0 |
The 49% row shows that fault just under the bar still leaves most of your damages intact. That is not hypothetical: in Oklahoma County case CJ-2020-2655 (2020), a jury assigned 49% fault to the plaintiff, one point short of the recovery bar, and the reduced award was $83,167. One additional percentage point would have eliminated the recovery entirely.
When multiple drivers share fault
When three or more drivers share responsibility, Oklahoma’s several-liability rule applies under 23 O.S. § 15. Each defendant pays only the share of damages proportional to that defendant’s own fault percentage, and no defendant covers another defendant’s portion. In Laubach v. Morgan (1978), the Oklahoma Supreme Court held that a plaintiff’s fault is compared against the combined negligence of all defendants, not any single defendant’s share. A jury had found Laubach 30% at fault, Martin 50% at fault, and Morgan 20% at fault. Because Laubach’s 30% did not exceed the defendants’ combined 70%, Laubach recovered, and Martin and Morgan each paid their own percentage of the damages.
If one at-fault driver is uninsured, that portion of your recovery may be uncollectable unless you carry uninsured motorist coverage.
How courts decide the fault percentage
Assigning fault is the jury’s job. Defendants must raise comparative fault as an affirmative defense and carry the burden of proving your negligence contributed to the accident; if they do not plead it, your award cannot be reduced. The standard of proof is a preponderance of the evidence, meaning more likely true than not, not the criminal “beyond a reasonable doubt” standard (see Cornell Law School’s overview of comparative negligence for how the doctrine works nationally). At trial, both sides rely on police reports, photographs, witness statements, and engineers who reconstruct how the crash happened to support their position on the fault question.
Protecting your fault percentage after a crash
Document the scene: photos of vehicle positions, damage, and road conditions; witness contact information; and a copy of the officer’s written crash report once it becomes available. Seek medical care promptly, since delayed treatment gives adjusters an argument that the crash did not cause your injuries.
Avoid agreeing to the insurer’s request for a taped interview before you have a complete picture of the accident. Early statements often contain admissions adjusters use to push your fault percentage upward. Certain details can also raise your assigned fault even when the other driver is primarily responsible, including not wearing a seatbelt or receiving a traffic citation at the scene.
Frequently asked questions about comparative fault in Oklahoma car accidents
What is comparative fault in an Oklahoma car accident?
Comparative fault reduces your damages by the percentage of the accident you caused. Under 23 O.S. § 13, if your fault exceeds 50%, you recover nothing; at 50% or below, your recovery is reduced by that percentage. See how this plays out when you are partly at fault for a crash for worked examples.
What happens if I am exactly 50% at fault?
You still recover. Oklahoma’s statute bars recovery only when your fault is greater in degree than the defendant’s, so the bar activates above 50%, not at 50%. At exactly 50% fault, you recover half your damages.
How does the insurance company determine my fault percentage?
Adjusters assign an initial estimate from the police report, photographs, and statements, but that estimate is not binding on your claim. The final figure comes from a jury at trial or a negotiated settlement.
How long do I have to file a comparative fault claim in Oklahoma?
Oklahoma’s general statute of limitations (12 O.S. § 95) gives you two years from the date of the accident to file suit. Missing that deadline typically ends your right to recover.
Talk to an Oklahoma City car accident attorney about your fault percentage
A disputed fault percentage can remove tens of thousands of dollars from an injured person’s recovery. Hasbrook & Hasbrook represents injured Oklahomans in car accident claims across the metro. Call 405-605-2426 or get help protecting your fault percentage.
