The other driver is already out of their car and they seem fine and you seem fine and the damage looks minor and they are suggesting you just swap insurance information and go, and you are standing there in the road or the parking lot trying to decide whether calling the police is the reasonable thing to do or the thing that makes a small problem into a bigger one. This decision feels low-stakes in the moment. It often turns out to be the opposite.

The case for skipping the police report is intuitive and wrong. It goes like this: nobody is hurt, the cars are drivable, both drivers are cooperative, calling 911 feels like an overreaction, and waiting for an officer to show up is going to make you late. All of that is true in the moment. What it does not account for is the gap between how an accident feels at the scene and how it looks sixty days later, when someone who seemed fine is now claiming a serious neck injury, when the other driver’s account of what happened has changed in ways that favor them, and when there is no official record of what you both said to each other and agreed upon while you were standing on the curb.

A police report is not primarily a document for the police. It is a contemporaneous official record created by a neutral third party at or near the time of the accident, reflecting what was observed at the scene, what both drivers said, what witnesses reported, and in many cases the officer’s own assessment of what happened and who was responsible. Courts and insurance companies treat it differently than they treat anything either driver says later, because it exists before either party had a reason to shape their account strategically. Once you leave that scene without a police report, the only record of what happened is whatever each of you remembers and chooses to say, and those accounts have a way of diverging in proportion to how much money is at stake.

Here is the specific scenario that plays out far more often than people expect. The accident seems minor. Both drivers agree it was minor. You exchange information, take a few photos, and go home. Two days later you receive a call from the other driver’s attorney, or a letter from an insurance company, informing you that the other driver has reported injuries and is making a claim against your policy. The story they are telling about the accident is different from what you remember. There is no police report. There are no independent witnesses whose names you collected. The only documentation is what you and the other driver each say happened, and you are now in a he-said she-said situation that your insurance company has to evaluate with very little to work from. Your rates go up. The claim may be fraudulent or exaggerated or entirely legitimate, and without contemporaneous documentation, establishing the difference is expensive and uncertain.

Soft tissue injuries, which include whiplash, muscle strains, and the kind of ligament and disc injuries that result from the forces of a collision, routinely do not present symptoms at the scene. The same adrenaline and shock response that makes people say they feel fine after a collision that genuinely hurt them suppresses the perception of pain for hours or sometimes days. This is not fraud. It is physiology. But the practical consequence is that you genuinely cannot know at the scene of a fender bender whether you or the other driver has sustained an injury that will become apparent later. The police report does not prevent that injury from existing. What it does is create a fixed, official account of the accident that cannot be revised after someone learns that their pain is going to require six weeks of physical therapy and might be worth making a claim over.

In Missouri, you are legally required to report an accident to law enforcement when it involves injury, death, or property damage that appears to exceed $500. That threshold is lower than most people assume. In a collision that leaves visible damage to either vehicle, $500 in property damage is not a high bar. But the legal obligation is almost beside the point as a practical matter. The question of whether you should call the police is not really about legal compliance. It is about whether you want a neutral official record of what happened, and the answer to that question is almost always yes, regardless of how minor the accident appears.

Parking lot accidents occupy a category where people are most likely to skip the police call and most likely to regret it. The common assumption is that police do not respond to accidents on private property, and while it is true that officers sometimes decline to come to the scene of a parking lot accident or decline to write a formal report because the accident occurred off public roadways, that does not mean you should not call. In many jurisdictions officers will respond and will document what happened even in a private lot, and in the ones where they will not, having made the call creates its own record and often prompts the other driver to behave more carefully knowing that law enforcement is aware of the situation. Even if no officer comes, call your own insurance company and report the accident immediately, because that contemporaneous notification to your insurer creates a record of when the accident was reported and what you said about it at that time.

There is a version of the cooperative-driver scenario that is worth naming directly because it is the one that lulls people into skipping documentation entirely. The other driver is apologetic. They admit fault immediately. They say look, let us just handle this ourselves, I do not want my insurance rates to go up, I will pay for your repairs out of pocket. This happens, and sometimes it works out exactly as promised. But the driver who is apologetic at the scene and promises to pay you directly has made a promise with no legal force behind it. If they change their mind tomorrow, or if they claim their own injury and file against your insurance first, or if it turns out the damage to your car is more extensive than it looked, you have no report, no witness, and no official record of their admission of fault. The verbal admission that felt like resolution at the scene is worth precisely nothing once the other driver has spoken to their own insurance company.

What you should do at the scene of any accident, regardless of how it appears in the first five minutes, is call 911 or the non-emergency line and report it. If officers come, they will investigate and write a report. If they do not come, you have still made the call and documented it in the dispatch record. While you wait, take photographs of everything: both vehicles from multiple angles, the license plates, the point of impact on each car, the broader scene including the lane markings, traffic signals, and any relevant road features, and any visible damage to property other than the vehicles. Get the other driver’s full name, address, driver’s license number, license plate, insurance company, and policy number, and ask to photograph their license and insurance card directly so you have the exact information without transcription errors. Get the names and phone numbers of any witnesses before they leave. Write down everything you remember about what happened while you are still at the scene.

The thing about fender benders is that the word itself does the psychological work of minimizing the event before you have any information about whether minimizing it is appropriate. A fender bender is still a collision. It still involves forces acting on your body. It still involves another driver whose interests and yours may diverge the moment money enters the picture. The documentation that protects you in a serious accident protects you in a minor one for exactly the same reasons, and the cost of creating that documentation, a phone call and twenty minutes at the scene, is nothing compared to the cost of discovering six weeks later that you needed it and did not have it.

Call the police. Take the photos. Get the witness information. Your instinct to handle it quietly and move on is understandable. The accident that seemed too small to bother with is exactly the accident that turns into the claim you wish you had documented.

This article is intended for general informational purposes only and does not constitute legal advice. Accident reporting requirements vary by state, and the specific circumstances of any collision may affect what obligations and options apply to you. If you have been injured in a car accident or are facing a claim arising from an accident, consult with a licensed personal injury attorney before making decisions about your situation.