If you are attacked in a parking lot at night because the lighting was so dim you could not see your attacker, or because the darkness gave a criminal a place to hide, you may have a legal claim against the property owner. This falls under premises liability, the area of law that holds property owners responsible for dangerous conditions on their land. Poor lighting is one of the most common hazards property owners ignore, and when that darkness leads to a violent assault, the consequences can be devastating. Here is how the law looks at these cases and what you need to know if you or someone you know has been hurt.

Property owners have a legal duty to keep their premises reasonably safe for anyone who is legally on the property. That duty includes making sure areas where people walk, park, or wait are well lit enough to prevent foreseeable harm. A parking lot is a classic high-risk area. People come and go at all hours, often alone, carrying packages, getting in and out of vehicles, and distracted by their phones or their children. Criminals know this. They target parking lots precisely because low light gives them cover. When a property owner fails to install or maintain adequate lighting, they are essentially creating an environment where crime is more likely to happen. The law calls this a foreseeable risk.

To win a premises liability case based on poor lighting leading to an assault, you must prove that the property owner knew or should have known about the dangerous condition. This is where direct evidence matters. If the parking lot had burned-out bulbs that had been reported weeks earlier and never replaced, that is strong evidence of knowledge. If the area had a history of previous assaults or thefts and the owner did nothing to improve lighting, that also shows they were aware of the risk. Even without past incidents, a jury can decide that any reasonable person would know that a pitch-dark stairwell or a poorly lit corner of a parking garage is dangerous. The key is whether the owner took reasonable steps to fix it.

What counts as reasonable lighting? There are no federal standards, but many cities and counties have building codes that specify minimum foot-candles of light in parking lots and walkways. Violating those codes is almost automatic proof that the owner was negligent. Even without a code violation, a court will look at what other property owners in the area do. If every similar shopping center in town has bright, uniform lighting covering the entire lot, and your attacker’s lot has only one flickering fixture over the exit, the owner looks negligent by comparison.

Another important factor is notice. If the attack happened in a spot where the lighting was obviously broken–say, a light pole knocked down by a car and never replaced–the owner had actual notice. If the lighting was simply inadequate because the fixtures were spaced too far apart or the wattage was too low, the owner had constructive notice, meaning they should have discovered the problem through reasonable inspections. Property owners cannot just install lights once and forget them. They must inspect regularly and respond to complaints.

But be realistic: poor lighting alone does not automatically make the property owner liable for a criminal assault. The attacker is the primary wrongdoer. The law holds property owners responsible only when their negligence substantially contributed to the harm. That means the lighting had to be so bad that it was a direct cause of the assault. If the parking lot was reasonably well lit but the attacker grabbed you from behind while you fumbled with your keys, the lighting probably was not the problem. If the lighting was so dim that you could not see a person standing ten feet away, and the attacker used that darkness to ambush you, the connection is much stronger.

Courts also look at the type of property. A twenty-four-hour gas station with a single employee working late has a higher duty to light its lot than a suburban church parking lot that is used only on Sunday mornings. The more foreseeable the criminal activity, the more the owner must do to prevent it. Parking garages, apartment complexes, and shopping malls all have a well-known risk of after-dark crime. Their owners get no sympathy from judges for skimping on lighting to save a few dollars on electricity.

If you are bringing a claim, you will need solid evidence. Photographs of the lighting conditions taken at the same time of night the assault occurred are critical. If you can, get the light meter readings from the area. Document any prior complaints you or other tenants made about the lighting. Pull police records showing other crimes in that same lot. And most importantly, get the names of witnesses who can testify that the area was dangerously dark.

Property owners often try to defend these cases by arguing that the attack was an unforeseeable criminal act. They say they cannot be responsible for every random crime. But when the lighting is so poor that any reasonable person would recognize the danger, the law says they are responsible. They chose to leave a hazard in place. That hazard made it possible for a criminal to succeed. And that is why premises liability exists: to hold property owners accountable for the preventable harms that happen on their watch.