What Is Lemon Law? Who Qualifies and How It Works

Lemon law is a consumer-protection framework that sits on two levels: the federal Magnuson-Moss Warranty Act of 1975 and the state lemon law statutes that build on it. Magnuson-Moss covers any consumer product sold with a written warranty. Each state then layers vehicle-specific protections on top, with its own thresholds for what makes a vehicle a lemon.

Across most states, three triggers matter. First, repeat repair attempts for the same defect, usually four for non-safety issues, two or three for safety-related defects like brakes or steering. Second, total days out of service, typically 30 cumulative calendar days within the warranty period. Third, the defect must substantially impair the use, value, or safety of the vehicle. Recurring transmission failures, repeated check-engine fault codes, electrical glitches that disable safety features, these are the ones that show up most often in qualifying claims.

Three remedies are written into nearly every state lemon law. A buyback returns the purchase price minus a usage offset pegged to mileage at the first reported defect. A replacement vehicle gives you a comparable model at no out-of-pocket cost†. A cash-and-keep settlement pays a check while you keep driving the car. Which one fits depends on your state, your repair history, and the manufacturer's posture going into negotiation.

Most claims also reimburse incidentals, towing, rental cars, days missed at work, and the manufacturer may be ordered to pay your attorney's fees where the state statute shifts them, though whether an award is mandatory or discretionary varies by state.

If you are at the start of this, our step-by-step process page walks through what to do next, and the qualifications page covers the eligibility test in more detail.