Introduction
The principle of ‘Nemo dat quod non habet,’ meaning ‘no one can give what they do not have,’ is a cornerstone of property law, ensuring that a seller cannot transfer ownership of goods they do not own. However, this rule is not absolute, and exceptions exist to protect innocent third parties in commercial transactions. The Sales of Goods Act 1893 (SGA 1893), a foundational statute in English contract law before its replacement by the Sales of Goods Act 1979, codifies several exceptions to this principle. This essay aims to discuss and explain these exceptions under the SGA 1893, focusing on their legal basis, practical implications, and relevance to balancing fairness and commercial certainty. The analysis will explore key provisions such as sales by mercantile agents, sales under voidable titles, and other statutory exceptions, demonstrating a sound understanding of their application.
Overview of Nemo Dat Quod Non Habet
The nemo dat rule, rooted in common law, prioritises the protection of true ownership over the interests of a bona fide purchaser. Under this principle, a buyer cannot acquire better title to goods than the seller possesses, regardless of good faith or payment (Bishopsgate Motor Finance Corp Ltd v Transport Brakes Ltd, 1949). However, strict adherence to this rule could undermine commercial transactions, where buyers often lack the means to verify a seller’s title. The SGA 1893 addresses this tension by introducing exceptions that allow title to pass to a bona fide purchaser under specific circumstances, thereby facilitating trade. These exceptions, though limited, are critical to understanding the practical operation of the Act.
Exception 1: Sale by a Mercantile Agent
One prominent exception under Section 2 of the Factors Act 1889, integrated into the framework of the SGA 1893, concerns sales by mercantile agents. A mercantile agent, defined as an agent entrusted with goods for sale, can pass good title to a bona fide purchaser even if they lack ownership, provided they act in the ordinary course of business and the buyer is unaware of any defect in title. This provision protects third parties who reasonably rely on the agent’s apparent authority. For instance, if a car dealer, acting as a mercantile agent, sells a vehicle entrusted by the owner, the buyer acquires valid title despite the agent’s lack of ownership. This exception, though narrowly construed, reflects a pragmatic approach to commercial dealings (Pearson v Rose & Young Ltd, 1951).
Exception 2: Sale Under a Voidable Title
Another significant exception arises under Section 23 of the SGA 1893, which addresses sales under a voidable title. If a seller obtains goods under a contract that is voidable (e.g., due to fraud or misrepresentation) but not yet voided, they can transfer good title to a bona fide purchaser for value before the original owner rescinds the contract. This rule prioritises the innocent third party over the defrauded owner, as long as the buyer acts in good faith. A typical example might involve a seller who fraudulently acquires goods and sells them to an unsuspecting buyer. Provided the original contract remains unrescinded at the time of sale, the buyer secures valid title. However, this exception is limited; once the contract is voided, no further transfer of title is possible (Cundy v Lindsay, 1878). This provision illustrates the Act’s attempt to balance competing interests, though it arguably places a burden on the original owner to act swiftly.
Exception 3: Sale by a Seller in Possession
Section 25(1) of the SGA 1893 provides a further exception where a seller, having already sold goods to one buyer, remains in possession and sells them again to a second bona fide purchaser. If the second buyer takes delivery in good faith without notice of the prior sale, they may acquire good title. This exception aims to protect buyers who reasonably assume the seller’s possession indicates ownership. However, its application is narrow, requiring physical possession and delivery. Critics note that this provision can disadvantage the first buyer, highlighting the inherent tension in prioritising commercial certainty over strict property rights (Worcester Works Finance Ltd v Cooden Engineering Co Ltd, 1972).
Conclusion
In conclusion, the exceptions to the nemo dat rule under the Sales of Goods Act 1893 reflect a deliberate legislative effort to balance the protection of true ownership with the needs of commercial transactions. Sections addressing mercantile agents, voidable titles, and sellers in possession demonstrate a pragmatic approach, ensuring that bona fide purchasers are not unduly penalised for defects in a seller’s title they could not reasonably detect. While these exceptions enhance market fluidity, they are narrowly framed and do not fully eliminate risks for original owners or first buyers. This balance remains a critical issue in modern sales law, as evidenced by subsequent amendments in the Sales of Goods Act 1979. Ultimately, the SGA 1893 exceptions underscore the law’s evolving response to the complexities of trade, offering valuable lessons for contemporary legal practice.
References
- Bishopsgate Motor Finance Corp Ltd v Transport Brakes Ltd (1949) 1 KB 322.
- Cundy v Lindsay (1878) 3 App Cas 459.
- Pearson v Rose & Young Ltd (1951) 1 KB 275.
- Worcester Works Finance Ltd v Cooden Engineering Co Ltd (1972) 1 QB 210.

