Missouri Comparative Fault

“Comparative fault is where insurers look for leverage. Our job is to lock down the facts early so blame-shifting doesn’t become the story.”

David Ransin

Trial Attorney, Founder

Missouri Comparative Fault

People often hear “comparative fault” and assume it means they can’t recover compensation if they did anything wrong. However, Missouri’s pure comparative fault system doesn’t work that way. Under Missouri negligence laws, you can still recover damages even if you are partially responsible. But comparative fault does change how insurance companies evaluate a personal injury claim because any assigned fault percentage to you can reduce the value of your case.

This page provides general information and is not legal advice.

What Comparative Fault Means in Real Life

In a typical personal injury claim, the defendant’s actions and the plaintiff’s injuries are examined under the pure comparative fault rule. The defense isn’t always trying to prove you were mostly at fault. They may only need a small shift in fault allocation to:

  • reduce damages,
  • justify a lower settlement,
  • or create uncertainty the insurance company can use as leverage.

Missouri courts require substantial evidence to support any claim of comparative negligence. This means the defendant breached their duty of care, and your percentage of fault is determined based on the party’s liability and the reasonable person standard.

How Insurers Build Comparative Fault Arguments

Insurance company tactics often include:

  • overemphasizing minor mistakes like distracted driving or minor traffic infractions,
  • pushing partial blame for things such as “you were speeding,” “you could have avoided it,” “you stopped suddenly,” “you were in the blind spot,” or “you weren’t paying attention.”

These narratives frequently start with early statements and incomplete facts, which is why giving recorded statements or casual explanations at the accident scene can do real harm to your claim.

Evidence That Helps Prove Fault and Counter Blame-Shifting

Important evidence to establish fault and reduce your assigned fault percentage includes:

  • physical evidence such as scene photos, measurements, and accident reconstruction experts’ reports,
  • witness statements and video footage,
  • vehicle data when available,
  • consistent timelines,
  • documentation of visibility, lanes, traffic signals, and right-of-way,
  • medical records supporting the plaintiff’s injuries.

Practical Takeaway

If you believe the insurance company is trying to pin shared fault on you, treat it as a serious issue early—not something that will “sort itself out.” Protecting your rights with compelling evidence and legal guidance is crucial to ensure fair compensation under Missouri’s pure comparative fault rule

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