Introduction
This essay critically examines the objective test of agreement in English contract law as articulated in Smith v Hughes (1871), focusing on its usability and implications for justice. The test prioritises outward manifestations of agreement over subjective intentions, promoting certainty and predictability in commercial dealings. However, it raises questions of fairness, particularly in cases involving mistakes or misunderstandings. This analysis argues that while the objective test provides a clear and workable framework for determining contract formation, as seen in the reasoning of Blackburn J, it is not entirely just when applied in isolation, especially where unilateral mistakes occur. To address this, the essay explores how English law mitigates tensions through doctrines such as unilateral mistake and misrepresentation, balancing formal certainty with substantive fairness.
The Usability of the Objective Test in Smith v Hughes
The objective test of agreement, established in Smith v Hughes (1871), offers a practical framework for assessing contract formation. In this case, a dispute arose over the sale of oats, where the buyer, Hughes, believed he was purchasing old oats suitable for racehorses, while the seller, Smith, supplied new oats. Despite the misunderstanding, the Court of Appeal held a binding contract existed, with Blackburn J asserting that the court must consider “outward indications” of agreement rather than uncommunicated subjective beliefs (Smith v Hughes, 1871, LR 6 QB 597 at 607). This emphasis on objective interpretation ensures predictability, as parties can rely on observable conduct rather than elusive internal intentions.
Subsequent cases reinforce this usability. In Carlill v Carbolic Smoke Ball Co (1893), the court inferred contractual intention from actions a reasonable person would deem a promise, showcasing the test’s ability to uphold clear agreements. Similarly, Storer v Manchester City Council (1974) prioritised objective indicators in correspondence over formalities, demonstrating the test’s adaptability to varied contexts. By avoiding the evidential challenges of subjective intent, the objective test fosters certainty, a cornerstone of commercial practicality (Treitel, 2011). Indeed, its clarity makes it a reliable precedent for modern contract law, supporting efficient dispute resolution.
Challenges of Justice and Fairness in the Objective Test
Despite its usability, the objective test raises concerns about justice, particularly when mistakes undermine genuine consent. In Smith v Hughes, Cockburn CJ qualified the strict application of objectivity by suggesting a contract may be unenforceable if one party knowingly exploits another’s mistake. This highlights an inherent tension between certainty and fairness. Later cases, such as Hartog v Colin & Shields (1939), illustrate this limitation, where a contract was voided due to an obvious pricing error exploited by the claimant. Here, the court recognised that enforcing an agreement in bad faith undermines legitimacy.
Moreover, strict objectivity can disadvantage less sophisticated parties who may struggle to communicate clearly, especially in non-commercial settings (Atiyah, 2005). Cases like Scriven Bros & Co v Hindley & Co (1913) further question whether the test adequately balances equity with predictability, as ambiguity led to an unenforceable agreement despite objective acceptance. To mitigate such injustices, English law employs doctrines like misrepresentation and unilateral mistake, which prevent enforcement where consent is compromised or exploitation occurs. For instance, in Lewis v Averay (1972), the court addressed issues of identity and mistake, refining objectivity’s application to prioritise fairness.
Balancing Objectivity with Modern Protections
In contemporary settings, the objective test remains relevant, particularly in impersonal transactions involving online dealings and standard-form contracts. As Lord Hoffman noted in Investors Compensation Scheme Ltd v West Bromwich Building Society (1998), contractual meaning hinges on what a reasonable person would interpret from the context, underscoring objectivity’s centrality. However, power imbalances in consumer contracts reveal the test’s potential harshness. Legislation such as the Consumer Rights Act 2015 addresses this by mandating fairness and transparency, ensuring ambiguous terms are construed in the consumer’s favour. This suggests that while the objective test is usable, additional safeguards are necessary to prevent inequitable outcomes.
Conclusion
In conclusion, the objective test of agreement articulated in Smith v Hughes (1871) provides a highly usable framework for contract formation, prioritising certainty and predictability through a focus on outward manifestations. Its practicality is evident in its consistent application across cases like Carlill v Carbolic Smoke Ball Co (1893) and its adaptability to modern commercial contexts. However, this essay has argued that the test is not entirely just when applied rigidly, as it risks enforcing agreements tainted by genuine mistakes or exploitation. English law mitigates these tensions through limiting doctrines such as unilateral mistake and misrepresentation, alongside statutory protections like the Consumer Rights Act 2015. Consequently, while the test remains a stable foundation, its potential harshness is tempered by judicial and legislative interventions, ensuring a balance between formal certainty and substantive fairness. This dual approach highlights the evolving nature of contract law, striving to uphold both usability and equity in diverse contractual scenarios.
References
- Atiyah, P.S. (2005) The Rise and Fall of Freedom of Contract. Oxford University Press.
- Treitel, G.H. (2011) The Law of Contract. 13th edn. Sweet & Maxwell.

