How long you are liable after selling a house in Illinois depends on the type of claim a buyer brings. The shortest window is one year for violations of the state’s mandatory disclosure law. Fraud claims can be filed up to five years after the buyer discovers the deception. Breach-of-contract claims on a written purchase agreement can surface as long as ten years after closing.
One Year for Disclosure Act Violations
The Illinois Residential Real Property Disclosure Act requires most sellers to complete a standardized report identifying every “material defect” they actually know about before the purchase contract is signed. A material defect is a condition that would substantially reduce the property’s value or significantly threaten the health or safety of future occupants, unless the seller reasonably believes it has already been fixed.1Illinois General Assembly. Illinois Compiled Statutes 765 ILCS 77/35 – Disclosure Report Form Persistent basement flooding, a failing septic system, or known mold are the kinds of problems the form is designed to catch. The Act only covers what you actually know; it does not require you to hire an inspector or go looking for trouble.
A buyer who proves you knowingly left a material defect off the form, or put false information on it, can recover the actual cost of repair plus court costs, and the court may award reasonable attorney’s fees.2Illinois General Assembly. Illinois Compiled Statutes 765 ILCS 77/55 – Violations and Damages Skipping the disclosure entirely, so that the buyer never receives the report before the deed transfers, gives the buyer the right to cancel the contract.
The deadline for a disclosure claim is one year, running from whichever of these comes first: the date the buyer takes possession, the date the buyer moves in, or the date the deed is recorded.3Illinois General Assembly. Illinois Compiled Statutes 765 ILCS 77/60 – Limitations There is no discovery rule. If the buyer finds the hidden defect in month eleven, they have one month left. If they find it in month thirteen, this claim is gone.
Five Years for Fraud
Fraud is a heavier claim than a disclosure violation. The buyer is not saying you forgot to mention a leaky roof. They are saying you intentionally deceived them, either by lying, concealing evidence, or taking active steps to hide a defect. Painting over water-stained ceilings the week before showings is the classic example. Proving fraud requires showing deliberate intent to mislead, a higher bar than a simple failure to disclose.
Illinois gives buyers five years to file a fraud claim under the state’s general limitations statute.4Illinois General Assembly. Illinois Compiled Statutes 735 ILCS 5/13-205 – Five Year Limitation Unlike the disclosure deadline, the fraud clock is governed by the discovery rule: it starts when the buyer discovers the fraud, or when a reasonable person in the buyer’s position should have discovered it. If a drainage problem was buried under fresh landscaping and the buyer does not notice until heavy rains three years later, the five years starts running from the moment those rains exposed it.
This is the exposure that keeps sellers awake. A buyer who missed the one-year disclosure window can still pursue fraud if they can show you deliberately hid something. And because fraud involves intentional wrongdoing, courts may in some cases award punitive damages on top of repair costs.
Ten Years for Breach of a Written Contract
When a seller makes a specific written promise in the purchase contract and breaks it, the buyer can sue for breach of contract. A commitment to replace a water heater before closing, a promise that certain appliances stay with the home, or a written warranty that the HVAC system is working all fall into this category. The claim is not about hidden defects; it is about failing to do what you agreed in writing to do.
Illinois allows up to ten years to file a breach-of-contract claim on a written agreement, measured from the date of the breach. In most real estate disputes that means the closing date, or the date the seller was supposed to perform. If a new payment or a written promise to perform is made after the original breach, the clock resets for another ten years from that later date.5Illinois General Assembly. Illinois Compiled Statutes 735 ILCS 5/13-206 – Ten Year Limitation
Most contract disputes surface quickly. A buyer notices missing appliances the day they move in, not seven years later. The ten-year window matters mainly for subtler promises, such as a written guarantee about a structural element that fails years down the road. The remedy is money damages designed to put the buyer where they would have been had you kept the promise.
Lead-Based Paint on Pre-1978 Homes
If your home was built before 1978, federal law adds a separate obligation that runs alongside Illinois rules. Sellers must disclose any known lead-based paint or lead hazards, provide all available testing records and reports, deliver the EPA pamphlet “Protect Your Family From Lead in Your Home,” and include a lead warning statement in the contract.6U.S. Environmental Protection Agency. Lead-Based Paint Disclosure Rule Section 1018 of Title X The buyer must also receive a ten-day window to arrange a lead inspection before the contract becomes binding.
The penalties are steep. A seller who knowingly fails to comply can face treble damages, meaning three times the actual harm suffered, plus a civil penalty of up to $10,000 per violation.7eCFR. 24 CFR Part 35 Subpart A – Disclosure of Known Lead-Based Paint and/or Lead-Based Paint Hazards Keep copies of all lead disclosure documents for at least three years after the sale.
New Construction Comes With an Implied Warranty
If you sold a newly built or substantially remodeled home, Illinois courts recognize an implied warranty of habitability that attaches automatically. The home must have been built in a workmanlike manner and be fit to live in. You do not have to write this warranty into the contract; it exists by operation of law.
There is no fixed statutory deadline for these claims. Illinois courts require the buyer to report defects within a “reasonable time” after discovering them, which depends on how serious the problem is, how old the home is, and whether the defect was hidden. Most implied warranty claims involve serious structural or systems failures that show up in the first few years, but the lack of a bright line leaves sellers of new construction with a less predictable exposure window than sellers of existing homes.
Does an “As-Is” Clause End Your Liability?
No, not the way many sellers hope. Illinois’s own disclosure form acknowledges that parties can agree to an as-is sale, but it also states that sellers aware of material defects have a continuing duty to disclose them.1Illinois General Assembly. Illinois Compiled Statutes 765 ILCS 77/35 – Disclosure Report Form
An as-is clause tells the buyer you will not fix anything and that the price reflects the property’s current condition. It protects you from claims about defects nobody knew about. It does not excuse you from filling out the disclosure form honestly, and it does not shield you from the consequences of actively hiding a problem. If you knew the basement flooded every spring and checked “no” on the form, the as-is language will not defeat a disclosure claim or a fraud claim.
The Deadlines Side by Side
- Disclosure Act violation: one year from possession, occupancy, or deed recording, whichever comes first. No discovery rule.
- Fraud: five years, starting when the buyer discovers or should have discovered the deception.
- Breach of a written contract: ten years from the date of the breach.
- Lead-based paint violations on pre-1978 homes: treble damages and civil penalties of up to $10,000 per violation under federal law, with a three-year document retention requirement.
- Implied warranty on new construction: no fixed deadline; claims must be brought within a reasonable time after discovery.
The one-year disclosure deadline closes off the most common claim category quickly, and many sellers treat that date as the finish line. Fraud and written-contract claims can arrive years later, though, and no contract language rewrites the duty to be honest about what you actually knew.