Introduction
This essay explores the significant case of Stilk v Myrick (1809), a foundational decision in English contract law that addresses the principle of consideration in the context of pre-existing contractual obligations. Decided in the early 19th century, this case remains a cornerstone for understanding when a promise of additional payment for existing duties is legally enforceable. The purpose of this essay is to provide a clear analysis of the facts, legal reasoning, and implications of the decision for contemporary contract law. The discussion will focus on the court’s rationale, the concept of consideration, and the broader impact on contractual agreements, particularly in employment contexts. By examining these elements, this essay aims to highlight both the relevance and limitations of the judgment in modern legal practice.
Background and Facts of Stilk v Myrick
The case of Stilk v Myrick arose during a maritime voyage in 1809. The plaintiff, Stilk, was a seaman employed on a ship commanded by the defendant, Myrick. During the journey from London to the Baltic, two crew members deserted, leaving the ship understaffed. To ensure the voyage could continue safely, Myrick promised the remaining crew, including Stilk, additional wages to compensate for the extra work required due to the reduced crew. Upon completion of the voyage, however, Myrick refused to pay the promised additional amount. Stilk subsequently sued for the extra wages, arguing that the promise constituted a binding contractual agreement (Campbell, 1809).
The central issue before the court, presided over by Lord Ellenborough, was whether Myrick’s promise of additional payment was enforceable. This required an examination of whether there was valid consideration—a key requirement for a contract under English law—given that Stilk was already bound by his original employment contract to perform his duties.
Legal Reasoning and the Principle of Consideration
Lord Ellenborough ruled in favour of Myrick, holding that the promise of extra payment was not enforceable. The court reasoned that Stilk was already under a contractual obligation to perform his duties, including adapting to the challenges of the voyage. Therefore, performing additional work due to the desertion of crew members did not constitute fresh consideration. In other words, Stilk provided nothing beyond what he was already obliged to do, and thus, there was no legal basis for enforcing Myrick’s promise (Campbell, 1809).
This decision reinforced the established principle that a promise to pay more for an existing duty lacks consideration unless accompanied by something of value beyond the original obligation. The ruling underscored the importance of mutual exchange in contract law, ensuring that agreements are not unilaterally altered without a clear benefit to both parties. However, the judgment also raised questions about fairness, particularly in employment contexts where workers may face unforeseen burdens.
Implications and Modern Relevance
The decision in Stilk v Myrick has had a lasting impact on contract law, shaping the understanding of consideration in cases involving pre-existing duties. It established a precedent that additional payment promises are generally unenforceable unless supported by new consideration, a principle that remains relevant in modern employment disputes. For instance, employers cannot be forced to honour promises of bonuses or pay rises if employees are merely fulfilling their contractual roles.
Nevertheless, the case has faced criticism for its rigidity. Some scholars argue that it fails to account for the practical realities of coercion or unfair pressure in employment relationships (Beatson et al., 2016). Later cases, such as Williams v Roffey Bros & Nicholls (Contractors) Ltd (1991), have introduced exceptions by recognising ‘practical benefit’ as a form of consideration, thus softening the strict application of Stilk v Myrick. This development suggests a shift towards balancing legal principles with equitable outcomes, although the original precedent still holds foundational importance.
Furthermore, the decision highlights the limitations of early 19th-century contract law in addressing complex power dynamics. While it prioritised legal consistency, it arguably overlooked the vulnerability of workers like Stilk, who may have felt compelled to accept additional burdens without genuine choice. This tension remains a point of academic debate, illustrating the evolving nature of contractual principles in response to societal changes.
Conclusion
In summary, Stilk v Myrick (1809) remains a pivotal case in English contract law, firmly establishing that a promise of additional payment for pre-existing duties lacks consideration and is thus unenforceable. The court’s reasoning, rooted in the necessity of mutual exchange, continues to inform legal interpretations of contractual obligations. However, its strict application has been challenged over time, with modern cases like Williams v Roffey Bros offering a more flexible approach to consideration. While the decision provides clarity on the legal boundaries of promises, it also reveals limitations in addressing fairness and power imbalances, particularly in employment settings. Ultimately, understanding Stilk v Myrick is essential for grasping the foundational principles of contract law, as well as appreciating the ongoing evolution of these principles in response to changing social and economic contexts.
References
- Beatson, J., Burrows, A., and Cartwright, J. (2016) Anson’s Law of Contract. 30th ed. Oxford: Oxford University Press.
- Campbell, J. (1809) Reports of Cases Argued and Determined in the Courts of Common Pleas. London: J. Butterworth and Son.

