Legal Advice for Classic Cars, Collector Cars & Historic Racing Cars
Our practice covers the purchase and sale of classic cars, defects and warranty claims, authenticity and vehicle identity, matching numbers, restoration disputes, classic car auctions, accident damage and insurance claims.
German Classic Car Law
Legal disputes involving valuable classic cars often differ substantially from ordinary vehicle cases.
The value of a collector car may depend on characteristics that have little relevance to an ordinary vehicle: its original chassis, engine and gearbox, matching numbers, documented ownership history, racing provenance, originality of the bodywork or the quality and historical accuracy of a restoration.
A discrepancy concerning one of these characteristics can affect the value of a significant collector car by hundreds of thousands of euros or more.
We combine legal analysis under German law with an understanding of the international collector car market and the technical and historical issues involved in classic car disputes.
Buying & Selling Classic Cars
The purchase of a valuable classic car should be documented carefully. Statements concerning originality, matching numbers, restoration history, mileage, accident history and provenance can become legally significant characteristics of the vehicle. We advise buyers and sellers before and after a transaction, review and draft purchase agreements and represent clients when disputes arise.
Defects, Warranty Claims & Rescission
Hidden corrosion, accident damage, mechanical defects, defective restorations or incorrect statements concerning the condition or history of a vehicle can give rise to claims under German law. Depending on the circumstances, potential remedies may include subsequent performance, reduction of the purchase price, rescission of the contract and damages. We advise and represent both buyers and sellers in complex warranty disputes involving valuable classic cars.
Authenticity, Replicas & Vehicle Identity
For rare collector cars, authenticity and identity are often central to value. Disputes may arise where a vehicle turns out to be a replica, has been reconstructed around a different chassis, carries a questionable or altered vehicle identification number or does not correspond to the identity under which it was sold. We advise clients in disputes concerning authenticity, replicas, vehicle identity and incorrect historical descriptions and coordinate technical and historical expert evidence where necessary.
Matching Numbers
The term “matching numbers” can have substantial commercial and legal significance in the collector car market. Whether a vehicle is genuinely matching numbers may require examination of chassis, engine and gearbox numbers as well as manufacturer records, production documentation and historical evidence. Where matching-number status was expressly represented when the vehicle was sold, an incorrect description may give rise to significant claims.
Restoration & Workshop Disputes
Restoring a valuable classic car can involve extensive work and substantial costs. Disputes frequently concern defective workmanship, excessive invoices, substantial cost overruns, delays, unauthorised additional work or disagreements concerning the scope and quality of the restoration. We review restoration agreements, estimates, invoices and technical documentation and represent owners and workshops in disputes arising from restoration projects.
Classic Car Auctions
Specialist auction houses play an important role in the international collector car market. We advise buyers, sellers and consignors on auction terms, catalogue descriptions, condition reports, reserve prices, authenticity, matching numbers and liability. We also represent clients in disputes following classic car auctions in Germany and advise international clients where German law applies.
Accident Damage, Diminution in Value & Insurance
Damage to a rare classic car can create valuation issues that do not arise with ordinary vehicles.
In addition to repair costs, an accident may affect originality, historical substance and market value.
We advise owners on claims involving repair costs, diminution in value, vehicle valuation and disputes with insurers.
International Classic Car Transactions & Disputes
The collector car market is international.
A vehicle may be located in Germany, offered by a seller in Switzerland, auctioned in the United Kingdom or United States and purchased by a collector living in another jurisdiction.
Such transactions can raise questions concerning:
- German and foreign contract law;
- applicable law;
- jurisdiction;
- transfer of ownership;
- cross-border enforcement;
- transport and insurance;
- import and export;
- VAT and customs issues; and
- the legal significance of foreign auction terms and purchase agreements.
We advise international clients where a transaction, vehicle, seller, auction house or dispute has a connection to Germany.
Legal advice and correspondence can be provided entirely in English.
Dr. Louis Rönsberg – German Lawyer for Classic Car Law
Dr. Louis Rönsberg is a German-qualified lawyer and partner at SLB LAW in Munich.

For many years, he has advised collectors, buyers, sellers, owners and businesses on complex legal matters involving valuable classic cars, historic sports cars and racing cars.
A particular focus of his practice is litigation and dispute resolution involving vehicle defects, authenticity, matching numbers, vehicle identity, restoration work and historically significant collector cars.
His experience as a litigation lawyer enables him to combine the contractual analysis of a case with the technical and historical evidence necessary in complex classic car disputes.

Dr. Rönsberg has been recognised by Best Lawyers for Litigation and by Handelsblatt in “Germany’s Best Lawyers” for Dispute Resolution. His practice has also been recognised by The Legal 500 and Leaders League.
Experience
with unique vehicles
Our classic car practice includes legal matters involving rare and exceptionally valuable vehicles.
We have advised and represented clients in matters concerning, among others:
Mercedes-Benz 300 SL Coupé
Representation of a purchaser concerning substantial defects in the vehicle.
Historic 1955 Racing Car – €135 Million
Legal advice to an automotive group in connection with the auction of an exceptionally valuable historic racing car.
Ferrari Dino 246 GTS
Advice concerning another vehicle offered on the market bearing the same chassis number.
Historic 1968 Racing Car – Approx. €1.8 Million Dispute
Litigation on behalf of the purchaser of a historic racing car concerning its alleged Daytona and Le Mans racing history.
Import of a Supercar Collection
Advice and representation concerning the import of an extensive collection of supercars from the United Kingdom to Germany.
International Classic Car Transactions & Disputes
The collector car market is international.
A vehicle may be located in Germany, offered by a seller in Switzerland, auctioned in the United Kingdom or United States and purchased by a collector living in another jurisdiction.
Such transactions can raise questions concerning:
- German and foreign contract law;
- applicable law;
- jurisdiction;
- transfer of ownership;
- cross-border enforcement;
- transport and insurance;
- import and export;
- VAT and customs issues; and
- the legal significance of foreign auction terms and purchase agreements.
We advise international clients where a transaction, vehicle, seller, auction house or dispute has a connection to Germany.
Legal advice and correspondence can be provided entirely in English.
„Every classic car has its own history, identity and character. The legal issues surrounding its ownership, authenticity and value can be just as individual.“
Meet Our Classic Car Law Team
Our lawyers form an experienced and dedicated team advising German and international clients across all areas of classic car law. We assist collectors, buyers, sellers, dealers and restoration businesses with transactions and disputes involving classic cars, collector cars and historic vehicles.
FAQ
About German Classic Car Law
When should I consult a German lawyer before buying a classic car?
For a high-value collector car, legal advice can be useful before signing the purchase agreement or placing a substantial bid at auction. Statements concerning originality, matching numbers, vehicle identity, restoration history and provenance should be documented clearly, particularly where they materially affect the vehicle’s value.
What can I do if a classic car purchased in Germany has serious defects?
Depending on the contract and circumstances, German law may provide remedies including subsequent performance, reduction of the purchase price, rescission and damages. The decisive issues include the characteristics agreed in the contract, the nature and significance of the defect and whether liability was effectively excluded.
Can I rescind the purchase of a defective classic car under German law?
Potentially. Rescission may be available where the vehicle has a legally relevant defect and the statutory requirements are satisfied. Whether the seller must first be given an opportunity to remedy the defect depends on the individual circumstances.
What can I do if a classic car turns out to be a replica or is not authentic?
If a vehicle was sold as an original historic car but its identity or authenticity does not correspond to the contractual description, the buyer may have substantial claims under German law. This may include rescission of the purchase and damages, depending on the circumstances.
What does “matching numbers” mean legally?
There is no single universal legal definition applicable to every classic car transaction. The decisive question is what the parties agreed. For valuable collector cars, correspondence between chassis, engine and gearbox numbers and the manufacturer’s historical records can constitute an important value-determining characteristic.
Do you represent international clients in German classic car disputes?
Yes. We advise and represent international collectors, buyers, sellers and owners in classic car matters involving Germany or German law. This includes cross-border purchases, disputes with German sellers and workshops, classic car auctions and litigation before German courts. Advice and correspondence can be provided entirely in English.

Insights!
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German Classic Car Auction Law: A Guide for International Buyers and Sellers
Buying or selling a classic car at an auction in Germany can raise legal issues that are unfamiliar to international collectors. The identity of the contractual seller, the auction house’s terms and conditions, statements made in the auction catalogue, the vehicle’s authenticity and identity, matching numbers, the reserve price and exclusions of liability can all…

Do You Need a German Classic Car Lawyer?
We advise and represent international collectors, buyers, sellers and owners in transactions and disputes involving valuable classic cars, collector cars, historic sports cars and racing cars.
Whether you are planning to purchase a classic car in Germany, facing a dispute concerning defects or authenticity, questioning matching numbers or vehicle identity, dealing with a restoration or workshop dispute, or have purchased a vehicle through a German auction house, we can assess your legal position and represent your interests under German law.




