Written by Chicago winters create a predictable hazard that injures dozens of people every year: ice and snow that accumulates on rooftops, window ledges, and architectural features, then falls onto pedestrians and building entrances below. A falling ice from building injury in Chicago raises a distinct and often misunderstood area of premises liability law. These claims differ significantly from slip-and-fall cases involving icy sidewalks, and the legal rules that apply can work in an injured person’s favor — but only if the specific circumstances are understood correctly.
This article provides general legal information; consult a licensed Illinois attorney for advice specific to your situation.
Falling Ice vs. Icy Sidewalk: Why the Distinction Matters
Illinois law draws a meaningful line between two types of winter injury scenarios. This site addresses icy sidewalk cases separately. This article focuses exclusively on ice and snow that falls or slides from a structure — a roof, overhang, awning, fire escape, or window ledge — and strikes a person or causes them to fall.
The reason the distinction matters is that Illinois courts analyze the two situations differently. Sidewalk slip-and-fall claims are heavily influenced by the natural accumulation doctrine, which generally protects property owners when someone slips on naturally accumulated snow or ice that has not been disturbed. Falling ice from a building, by contrast, almost always involves an unnatural accumulation — and that changes the analysis dramatically.
The Natural vs. Unnatural Accumulation Doctrine
Under well-established Illinois case law, a property owner generally cannot be held liable for injuries caused by a natural accumulation of snow or ice. The rationale is that winter precipitation is a condition property owners cannot control. However, when human activity or a building’s structural features concentrate or redirect ice and snow into a hazardous condition that would not have occurred through weather alone, Illinois courts treat that as an unnatural accumulation — and liability can attach.
Ice that forms on a flat rooftop and then slides off in a mass when temperatures rise is the paradigmatic unnatural accumulation. The building’s architecture — flat roofs, sloped eaves, metal ledges — caused the ice to collect and fall in a way that differed from how snow lands naturally on the ground. Illinois courts have consistently held that building owners can be liable for injuries caused by ice falling from structures when the accumulation was a foreseeable result of the building’s design or condition. Cases like Tzakis v. Dominick’s Finer Foods examined how structural features contribute to ice accumulation and fall, reinforcing that the natural accumulation defense does not automatically shield building owners from roof-ice liability.
What the Snow and Ice Removal Act Does — and Does Not — Cover
Property owners and their attorneys sometimes invoke 745 ILCS 75, the Snow and Ice Removal Act, as a shield against liability. It is important to understand what that statute actually does. The Act provides limited immunity to property owners and occupiers who voluntarily remove snow and ice from a sidewalk — protecting a good-faith effort to clear a public walkway from creating liability if the clearing effort itself is imperfect.
The Snow and Ice Removal Act does not apply to ice that falls from a building’s structure. The statute’s immunity is specifically limited to sidewalk-clearing activities. A building owner whose rooftop sheds a sheet of ice onto a pedestrian cannot rely on 745 ILCS 75 to escape liability. The Act was designed to encourage sidewalk clearing, not to insulate building owners from hazards created by their structures.
These nuances are central to broader premises liability claims in Illinois, where the specific facts of how a hazard formed and where it fell determine which legal rules control the outcome.
Building Owner Duties Under Chicago Municipal Code
Chicago Municipal Code sidewalk-clearing provisions require property owners to remove snow and ice from adjacent sidewalks within a set timeframe after a snowfall ends. But the city’s building maintenance requirements go further, generally obligating owners to keep their structures in a condition that does not create hazards for pedestrians and occupants. A building that regularly sheds ice onto an entrance, public walkway, or adjacent property may be in violation of municipal maintenance standards, which can be relevant evidence in a civil injury claim.
Under 740 ILCS 130/2, the Illinois Premises Liability Act, property owners owe a duty of reasonable care to people who may foreseeably be injured by conditions on or emanating from their property. Ice that falls from a building onto a public sidewalk or building entrance is precisely the kind of foreseeable hazard this duty is meant to address. When a building owner knew or should have known that ice accumulation on their roof posed a falling risk — and took no steps to address it — the failure to act can constitute a breach of that duty.
When the Natural Accumulation Defense Can Still Apply
It would be inaccurate to suggest the natural accumulation doctrine never applies to falling-ice cases. If ice forms on a sloped surface in the same way it would form on the ground — through simple atmospheric deposition without any structural feature concentrating or redirecting it — a building owner may raise a credible natural accumulation defense. The defense tends to be weakest when the building has a flat roof or architectural features that predictably trap water that then freezes and falls. It tends to be stronger when a standard sloped residential roof sheds a small amount of ice during a thaw in a way indistinguishable from icicle formation anywhere in the environment.
Whether the defense succeeds often depends on expert testimony about the building’s design, the weather conditions leading up to the incident, and the mechanism by which the ice accumulated and fell. This is precisely why these cases benefit from early investigation and legal counsel — the factual record gathered in the first days after an injury can make or break the claim.
Steps to Take After a Falling Ice Injury
If you are struck by falling ice or snow from a building, the steps you take immediately affect your ability to recover compensation. Seek medical attention first — some injuries from falling ice, including traumatic brain injuries and spinal trauma, may not feel severe in the adrenaline of the moment but worsen significantly without prompt treatment. Document the scene: photograph the area where the ice fell, the building’s roof or ledge from which it came, and any ice or snow debris on the ground. Collect contact information from witnesses. Report the incident to the building owner or manager and ask for a written acknowledgment.
Illinois’ two-year statute of limitations under 735 ILCS 5/13-202 means you have a limited window to file a personal injury lawsuit. Consulting an attorney early allows for a litigation hold notice to the building owner, preservation of surveillance footage that may have captured the incident, and retention of a structural engineer to document the roof and accumulation conditions before any alterations are made.
Talk to a Chicago Attorney — Free Consultation
If you or a family member has been harmed, the attorneys at Phillips Law Offices are ready to help. Call (312) 346-4262 or contact us online for a free, no-obligation consultation.