Introduction
The House of Lords' decision in Hedley Byrne & Co Ltd v Heller & Partners Ltd [1964] AC 465 is a landmark case in the English law of tort. It fundamentally altered the scope of negligence by establishing that a duty of care could be owed for statements that cause pure economic loss. Before this judgment, recovery for loss that was purely financial, rather than being a consequence of physical injury or property damage, was generally not permitted in negligence. This assignment will explain the facts and decision in Hedley Byrne, outlining how the court established the principle of liability for negligent misstatement based on an "assumption of responsibility". It will argue that while the case created a vital new area of liability, its core principles have required significant development in subsequent case law.
Legal Background and Factual Matrix
Prior to Hedley Byrne, the leading authority on liability for misstatements was Derry v Peek (1889) 14 App Cas 337. This case established that a person could only be liable for a false statement if it was made fraudulently. There was no liability for a statement that was made carelessly but honestly. This left a significant gap in the law, as individuals who suffered financial loss from relying on honestly but negligently given advice had no remedy outside of a contractual relationship.
The facts of Hedley Byrne concerned Hedley Byrne & Co, a firm of advertising agents. They were considering placing large advertising orders for a client, Easipower Ltd, and wanted to know about their financial standing. They asked their bank to obtain a credit reference from Easipower’s bank, Heller & Partners. Heller provided a reference which suggested Easipower was financially sound. However, the reference was given "without responsibility on the part of this bank or its officials". Hedley Byrne relied on this reference, placed the orders, and subsequently lost over £17,000 when Easipower went into liquidation. Hedley Byrne sued Heller, not for deceit, but for negligence in providing the reference.
The House of Lords' Decision
The House of Lords unanimously held that, in principle, a duty of care could arise in relation to statements and that a party could be liable for pure economic loss caused by a negligent misstatement. However, on the specific facts of the case, the claim failed. The express disclaimer of responsibility was effective and meant that Heller & Partners had not accepted a duty of care towards Hedley Byrne.
Lord Morris stated that a duty of care would arise where there was a "special relationship" between the parties. This relationship would exist where "it is plain that the party seeking information or advice was trusting the other to exercise such a degree of care as the circumstances required, where the other gave information or advice when he knew or ought to have known that the inquirer was relying on him" (Hedley Byrne [1964] at 502-503). This is commonly referred to as the "assumption of responsibility" test. The key elements are that the defendant possesses a special skill, the claimant reasonably relies on that skill, and the defendant knows or ought to know that the claimant is relying on them. In Hedley Byrne, as a bank, Heller had special skill and knew their advice would be relied upon. Had it not been for the disclaimer, they would have been found liable.
Significance of the Decision
The significance of Hedley Byrne cannot be overstated. It created a new category of negligence liability where none existed before, moving the law beyond its previous focus on physical harm. It recognised that in a commercial world, words can be just as damaging as actions and that reliance on professional advice is a common and necessary feature of business. The decision established a principle-based approach to liability for statements, centred on the relationship between the parties.
However, the "assumption of responsibility" test has not always been easy to apply. Later cases have shown that the courts sometimes struggle with what constitutes an assumption of responsibility, especially where the defendant did not subjectively intend to assume one (Horsey and Rackley, 2021). The subsequent development of a more general three-stage test for duty of care in Caparo Industries plc v Dickman [1990] 2 AC 605 (foreseeability, proximity, and whether it is fair, just and reasonable to impose a duty) has run in parallel with the Hedley Byrne principle, leading to some complexity in this area of law. The two tests are now often used together, but their exact relationship remains a subject of judicial and academic discussion.
Conclusion
In conclusion, Hedley Byrne v Heller was a revolutionary decision which filled a major gap in the tort of negligence by allowing claims for pure economic loss caused by negligent misstatements. It established the "assumption of responsibility" test, based on a special relationship of trust and reliance between the parties. Although the defendants in the case itself were not held liable because of their clear disclaimer, the legal principle established has become a cornerstone of modern negligence law, acknowledging the financial harm that can be caused by careless words in a professional context.
References
- Caparo Industries plc v Dickman [1990] 2 AC 605.
- Derry v Peek (1889) 14 App Cas 337.
- Hedley Byrne & Co Ltd v Heller & Partners Ltd [1964] AC 465.
- Horsey, K. and Rackley, E. (2021) Tort Law. 7th edn. Oxford University Press.


