Does the Lemon Law Apply to Used Cars? In 10 States, Yes.

In 10 of the 51 jurisdictions scored here, yes: a state statute requires the dealer to warrant a used car for a minimum period and gives you a refund or replacement if it cannot be fixed. In the other 41, no. The new-car lemon law in those states reaches only vehicles under the manufacturer's original warranty, and a used car bought as-is is outside it. The table on this page shows which is which, with the statute for every state that has one.

Not as a federal rule, and not by that name in any state. There is no federal return window for a vehicle bought at a dealership, and no federal minimum warranty on a used car. The idea usually comes from states whose used-car statute sets a short minimum warranty period, which the table marks with a check and the statute. If your state shows an ✗ in that column, the days you have depend on the warranty in your contract and on the deceptive-practices claim your state guide describes, not on a 30-day rule.

Usually not, and the warranty is why. In the 10 states with a used car lemon law, the statute works by requiring the dealer to give a warranty, so a covered sale cannot lawfully be a no-warranty sale in the first place. Everywhere else, a used car sold as-is with no warranty sits outside the lemon law entirely. What survives a no-warranty sale is the deceptive-practices statute: a dealer who lied about the car is reachable regardless of what the window sticker disclaimed. Your state guide covers both routes.

No. The federal law people mean, the Magnuson-Moss Warranty Act, is a warranty enforcement statute: it lets you sue over a written warranty or service contract you were actually given, and it can make the dealer pay your attorney fees, but it does not require anyone to warrant a used car and it does not give you a refund-or-replace right. Lemon laws are state statutes. For a used car, the ones that exist are in the table above.

No. An as-is sale waives implied warranties in most states, but it does not license the dealer to lie. Misrepresenting a car’s history, concealing a title brand, or rolling back an odometer is actionable regardless of an as-is sticker, and every state has an unfair-and-deceptive-practices statute that reaches it. The "As-is sale" column shows how far the disclaimer goes in each state; what varies after that is how much you can recover and how long you have to file.

Almost certainly not. There is no federal cooling-off period for vehicle purchases, and the FTC Cooling-Off Rule does not cover a car bought at a dealership. 3 of the 51 jurisdictions here show any cooling-off period in the table, and the footnote under each names the statute so you can read its conditions. Everywhere else, once you sign, the deal is done unless the dealer agreed otherwise in writing.

Only in the states marked with a check in the "Used car lemon law" column; those statutes work precisely by requiring the dealer to warrant the car. Elsewhere, no state requires it. The FTC Used Car Rule requires the Buyers Guide window sticker disclosing whether the car is sold as-is or with a warranty, but it does not require the warranty itself.

Generally no. The statutes in the table are built around dealer sales; they operate by making a dealer warrant the car, and a private seller is not a dealer under them. Every state still leaves you fraud and misrepresentation claims against any seller, but the practical gap is real: buying from a private party usually means giving up the dealer-facing protections in this table. Check your state guide to see whether anything applies to a private sale where you are.

It depends on which claim you bring, and the periods are not the same. A state deceptive-practices claim, a common-law fraud claim, and a warranty claim under the Uniform Commercial Code each run on their own clock, sometimes from different triggers: date of sale for some, date of discovery for others. Your state guide sets out each period and its trigger.

Often both. The FTC Holder Rule (16 C.F.R. Part 433) puts a notice in most vehicle retail installment contracts making the holder of the contract subject to the same claims you could bring against the seller. Recovery under the Rule itself is capped at what you paid. The California Supreme Court held in Pulliam v. HNL Automotive that this cap does not limit attorney fees sought from a holder under a state prevailing-party statute.

More than most buyers realize, because the dealer’s rate is not the lender’s rate. Research from the National Bureau of Economic Research covering millions of loans found that 78.5% of dealer-arranged loans carry a markup over the lender’s buy rate, averaging 113 basis points, and that 0.8% are marked down. The markup is negotiated, not tied to credit risk. Bring your own pre-approval and the spread has nowhere to hide.

No, and the rule turns on model year, not the car’s age. Federal law requires disclosure on model year 2011 and newer vehicles, for twenty years from January 1 of the model year. Model year 2010 and older vehicles are exempt. A missing disclosure on an older car is lawful; a false one made with intent to defraud carries three times actual damages or $10,000, whichever is greater, plus attorney fees.

California scores highest at 84.88 out of 100 and South Dakota lowest at 56.29, against a national average of 69. A single number cannot answer the question for your purchase, because the inputs matter differently depending on how you buy. Sort the table by the column that matters to you, then read your state's guide for the conditions behind each mark.