Authored By: Nniminan Johndul Nkiem
University of Jos
Abstract
The maxim de minimis non curat lex — “the law does not concern itself with trifles” — occupies a distinctive place among the enduring principles of the common law. It crystallises a dual policy of judicial economy and substantive justice: the coercive machinery of the state ought not to be mobilised for matters whose practical insignificance would render formal adjudication disproportionate, while at the same time preserving the integrity of legal norms against the charge of pedantry. This article undertakes a systematic examination of the doctrine. It traces the maxim’s Roman antecedents in the discretion of the praetor and its subsequent reception into English legal thought through Bracton, the Year Books, Coke and Broom, culminating in Lord Stowell’s classic formulation in The Reward. It then surveys the spectrum of modern juristic opinion, ranging from the affirmative rationalisations of Veech and Moon to the more critical and reconstructive interventions of Miller, Duff, Husak, Fehr, Coughlan and Hoctor. The article next analyses the maxim’s divergent statutory embodiments, with particular attention to section 95 of the Indian Penal Code, section 2.12 of the Model Penal Code, and section 58 of the Penal Code applicable in the Northern States of Nigeria. A detailed account is given of the maxim’s three principal modes of operation — as a complete negation of liability, as a limitation on available remedies, and as a qualification of statutory or procedural strictness — illustrated by authorities in tort, criminal law and administrative practice. After subjecting the doctrine to critical evaluation, especially concerning cumulative harm, access to justice and the principle of legality, the article reviews the landmark United States decision in Anderson v. Mt. Clemens Pottery Co. and the still-underdeveloped judicial treatment of the principle in Nigeria. It concludes that the maxim retains vital contemporary relevance provided it is applied with contextual sensitivity and transparent reasoning.21
I. Introduction
Legal systems cannot function effectively if every slight deviation from a legal norm or every negligible interference with a right is treated as justiciable. The maxim de minimis non curat lex has long supplied a principled response to this practical and philosophical problem. Although frequently invoked by courts, the maxim has also attracted sustained scholarly attention and has been received in markedly different ways by legislatures. This article seeks to provide a coherent account of the doctrine: its historical foundations, the range of juristic opinion concerning it, its statutory embodiments, its practical operation, its principal limitations, and its application in the United States and Nigeria.
II. Historical Origins
The maxim is conventionally traced to the Roman principle de minimis non curat praetor. In classical Roman procedure the praetor possessed a discretion to decline jurisdiction over claims regarded as unworthy of magisterial attention. Although the precise Latin formulation familiar to modern common lawyers does not appear as a settled regula in the Digest, the underlying policy of declining to adjudicate the insignificant is discernible in Roman sources.1
The principle entered English legal thought in the medieval period. Antecedent reasoning appears in Bracton, and by the fifteenth century the idea is recognisable in the Year Books. Sir Edward Coke contributed to the consolidation of legal maxims generally. Herbert Broom’s A Selection of Legal Maxims, first published in 1845, devoted substantial treatment to the maxim and illustrated its application across contemporary authorities.2 The classical modern formulation is found in Lord Stowell’s judgment in The Reward: “In applying the statutes, the Court is not bound by a strictness at once harsh and pedantic. The law allows the qualification that the ancient maxim de minimis non curat lex implies. Where there are very slight irregularities, it does not intend that the penalties should be inflexibly severe. If the deviation was a mere trifle, which would weigh little or nothing on the public interest if it continued in practice, it could be properly overlooked.”3
From these origins, the maxim passed into modern scholarship, where it has attracted both admiration and criticism.
III. Opinions of Jurists, Authors and Commentators
Scholarly treatment of the maxim has ranged from affirmative exposition to pointed criticism.
In their seminal 1947 article, Max L. Veech and Charles R. Moon characterised the maxim as “an age-old maxim often applied but infrequently rationalized.” They described it as an interpretive tool designed “to inject reason into technical rules of law and to round-off the sharp corners of [the] legal structure,” emphasising that its application depends upon the whole factual context rather than any fixed quantitative threshold.4 Herbert Broom treated the maxim as a settled principle of legal policy and illustrated its operation across a range of nineteenth-century authorities.5
More recent commentators have been less uniformly favourable. William Ian Miller has argued that the maxim is “largely false,” contending that a substantial portion of law is concerned with little things, particularly where questions of honour or dignity arise, and that what appears trifling may in context be highly significant.6
In the criminal sphere, academic opinion remains divided. R.A. Duff has examined the Model Penal Code’s de minimis provision as illuminating fundamental questions about the structure of the criminal trial, the distinction between offences and defences, and the proper allocation of responsibility between legislature, prosecutor and court.7 Douglas Husak and Stuart Green have analysed the philosophical and doctrinal difficulties inherent in recognising a true de minimis defence to criminal liability.8
In Canada, Colton Fehr has argued that the defence should be reconceptualised under section 7 of the Charter of Rights and Freedoms rather than retained merely as a residual common-law defence.9 Steve Coughlan has taken the contrary position, contending that de minimis ought not to be available as a freestanding defence to a criminal charge and that its proper domain lies in private law and prosecutorial discretion.10
In South Africa, Shannon Hoctor has provided a detailed assessment of the maxim’s application in criminal law, stressing both its practical utility in conserving state resources and its role in protecting individual rights against the blunt instrument of the criminal process.11 Earlier work by Labuschagne remains a foundational treatment of the maxim across multiple fields of South African law.12
These divergent views demonstrate that, despite its ancient pedigree, the precise status of the maxim — particularly within criminal law — continues to attract serious juristic disagreement. That disagreement is reflected in the different ways in which legislatures have chosen to treat the maxim.
IV. Position under Penal Codes and Criminal Codes
Legislatures have adopted markedly different approaches to the maxim.
Section 95 of the Indian Penal Code 1860 (now substantially reproduced as section 33 of the Bharatiya Nyaya Sanhita 2023) provides one of the clearest statutory embodiments of the principle:“Nothing is an offence by reason that it causes, or that it is intended to cause, or that it is known to be likely to cause, any harm, if that harm is so slight that no person of ordinary sense and temper would complain of such harm.”13
Section 2.12 of the American Law Institute’s Model Penal Code directs a court to dismiss a prosecution if, having regard to the nature of the conduct and the attendant circumstances, the defendant’s conduct was within a customary licence or tolerance, or did not actually cause or threaten the harm sought to be prevented by the law defining the offence (or did so only to an extent too trivial to warrant the condemnation of conviction), or presents such other extenuations that it cannot reasonably be regarded as envisaged by the legislature.14
In Nigeria a distinction exists between the Criminal Code applicable in the Southern States and the Penal Code applicable in the Northern States. Section 58 of the Penal Code provides:“Nothing is an offence by reason that it causes or that it is intended to cause or that it is likely to cause any injury if that injury is so slight that no person of ordinary sense and temper would complain of such injury.”15
English and Canadian criminal law contain no general statutory de minimis defence; the principle more commonly informs prosecutorial discretion and sentencing. South African criminal law continues to apply the maxim as a common-law principle, courts having used it to decline conviction where the violation is regarded as trivial.
Having considered how legislatures have treated the maxim, it is necessary to examine how it actually operates in practice.
V. The Operation of the Maxim
The maxim does not operate as a single, rigid rule of automatic exclusion. Rather, it functions as a flexible principle of legal policy whose precise effect is invariably context-dependent. Its practical operation may usefully be analysed under three principal heads, each of which discloses a distinct relationship between the triviality of the conduct or harm and the response of the legal system.
First, the maxim may negate liability altogether. Where the interference or breach is so slight that it does not, in the judgment of the reasonable person, constitute an actionable wrong, the maxim excludes liability at the threshold. Classic illustrations are found in the law of trespass to the person. Everyday non-hostile contacts that form an inevitable incident of ordinary social intercourse — a slight touching in a crowded thoroughfare, a gentle push to attract attention — have long been regarded as falling outside the scope of battery, as recognised in Coward v Baddeley and Cole v Turner.16 The same reasoning applies to insubstantial interferences with the use and enjoyment of land: a private nuisance claim will not lie for a momentary or barely perceptible disturbance. In these instances the maxim performs a definitional function, marking the boundary between conduct that engages the law’s protective machinery and conduct that remains, for practical purposes, outside it. Modern tort textbooks continue to acknowledge this residual filtering role, even while emphasising that the assessment remains intensely fact-sensitive.22
Secondly, the maxim may limit the remedy available even where technical liability is established. A court may award only nominal damages, or may refuse discretionary relief such as an injunction, on the ground that the harm suffered is too trivial to justify the exercise of the court’s equitable jurisdiction. The well-known line of authority stemming from Shelfer v City of London Electric Lighting Co and Kennaway v Thompson illustrates the judicial reluctance to grant injunctions where the interference is slight and compensable by a small sum of money.23 In this remedial guise the maxim does not deny that a wrong has occurred; it merely insists that the response of the legal system should be proportionate to the gravity of the invasion. The distinction is important: the first mode of operation prevents the cause of action from arising; the second acknowledges the cause of action but calibrates the consequences.
Thirdly, the maxim may qualify the application of statutory or procedural requirements. A trifling departure from a statutory prescription may be treated as substantial compliance, and minor procedural irregularities that cause no prejudice to any party may be overlooked. Lord Stowell’s formulation in The Reward remains the canonical statement of this function: the law does not intend that penalties should be inflexibly severe where the deviation is a mere trifle that would weigh little on the public interest if continued in practice.17 Contemporary administrative law and regulatory practice continue to draw upon the same insight when determining whether a technical non-compliance should attract sanction. In the criminal sphere the maxim more often informs the exercise of prosecutorial discretion than the formal adjudication of guilt, although residual common-law applications persist in some jurisdictions.24
Across all three modes the unifying thread is proportionality. The maxim supplies a structured means by which courts and other decision-makers may decline to invest scarce institutional resources in disputes whose resolution would yield negligible practical benefit, while simultaneously safeguarding the law’s reputation against the charge of oppressive technicality. Its operation is therefore not a mechanical exclusion of “small” claims but a reasoned exercise of judgment that takes account of the nature of the interest invaded, the social context of the conduct, the cumulative potential of repeated trivial acts, and the institutional costs of formal process.
That same flexibility, however, is the source of the maxim’s principal weaknesses.
VI. Limitations and Criticisms
Despite its antiquity and practical utility, the maxim is subject to several well-recognised limitations and criticisms:
- There is no universal quantitative or qualitative test for what constitutes a “trifle.” The assessment is inherently discretionary and fact-sensitive; different judges and different jurisdictions may draw the line in different places. This uncertainty can undermine predictability.
- The maxim has been applied unevenly across fields of law and across jurisdictions, producing inconsistency.
- It may operate as a barrier to access to justice for claimants whose injuries, though small in absolute terms, are subjectively significant or affect vulnerable persons.
- Particularly in environmental and public-health regulation, individually trivial acts may, when aggregated, produce significant harm. An uncritical application of the maxim risks overlooking cumulative effects.18
- In the criminal sphere, the transfer of a private-law maxim of convenience raises questions about the proper limits of criminalisation, the principle of legality, and the appropriate division of responsibility between legislature, prosecutor and court.25
- Because the maxim confers a broad discretion, it risks arbitrary application unless accompanied by transparent reasoning and consistency of approach.
These criticisms do not destroy the utility of the maxim; they do, however, require that it be applied with care and with sensitivity to context. Two jurisdictions illustrate how the maxim has fared in practice.
VII. Landmark Authorities in the United States and Nigeria
A. United States
The leading United States Supreme Court authority is Anderson v. Mt. Clemens Pottery Co. Employees claimed compensation under the Fair Labor Standards Act for time spent walking from the time clock to their workstations and performing preliminary activities. The Court held that such activities, when controlled by the employer and performed for the employer’s benefit, form part of the statutory workweek. Critically, the Court expressly recognised the de minimis doctrine:“When the matter in issue concerns only a few seconds or minutes of work beyond the scheduled working hours, such trifles may be disregarded. Split-second absurdities are not justified by the actualities of working conditions or by the policy of the Fair Labor Standards Act.”19
Anderson remains the classic American authority for the operation of the maxim in the statutory and labour-law context.
B. Nigeria
In Nigeria the maxim finds statutory expression in section 58 of the Penal Code applicable in the Northern States. Academic commentary has observed, however, that despite the clear statutory language the provision “has not been found worthy of expression in any Nigerian case and has attracted little or no mention by authors in criminal law.”20 Reported Nigerian decisions specifically applying section 58 as a complete defence are therefore scarce. Nevertheless, the maxim is recognised in Nigerian legal literature as the foundation of the slight-harm defence and is invoked in discussions of sentencing for simple or petty offences, consistent with the broader policy that the law should not concern itself with trifles.
VIII. Conclusion
De minimis non curat lex remains a living principle of the common law. Juristic opinion has moved from relatively uncritical acceptance in the work of Broom and of Veech and Moon to more nuanced and sometimes sceptical analysis in the writings of Miller, Coughlan, Duff, Fehr and Hoctor. Legislatures have responded in divergent ways, some embedding the principle expressly in the criminal code and others leaving it to judicial and prosecutorial discretion. The landmark decision of the United States Supreme Court in Anderson v. Mt. Clemens Pottery Co. illustrates the maxim’s capacity to inject practicality into statutory regimes. In Nigeria the principle is expressly enacted, yet its judicial development remains limited. The modern task is to preserve the maxim’s core insight — that justice requires proportion and practicality — while ensuring that it is not applied in a manner that shields significant harm or denies legitimate access to the courts.
Reference(S):
1. Max L. Veech & Charles R. Moon, “De Minimis Non Curat Lex” (1947) 45 Michigan Law Review 537.
2. Herbert Broom, A Selection of Legal Maxims, Classified and Illustrated (1st edn, Sweet & Maxwell 1845).
3. The Reward (1818) 2 Dods 265 at 269–270 (Lord Stowell).
4. Max L. Veech & Charles R. Moon, “De Minimis Non Curat Lex” (1947) 45 Michigan Law Review 537, 537–570.
5. Herbert Broom, A Selection of Legal Maxims (various editions).
6. William Ian Miller, “De Minimis Non Curat Lex? Law and Little Things” in Matej Accetto, Katja Škrubej & Joseph H.H. Weiler (eds), Law and Revolution: Past Experiences, Future Challenges (Routledge 2024).
7. R.A. Duff, “‘De Minimis’ and the Structure of the Criminal Trial” (2023) 42 Law and Philosophy 57.
8. Douglas N. Husak, “The De Minimis ‘Defense’ to Criminal Liability” in The Philosophy of Criminal Law (Oxford University Press 2010); Stuart P. Green, Thirteen Ways to Steal a Bicycle (Oxford University Press 2012).
9. Colton Fehr, “Reconceptualizing De Minimis Non Curat Lex” (2017) 64 Criminal Law Quarterly 200.
10. Steve Coughlan, “Why De Minimis Should Not Be a Defence.”
11. Shannon Hoctor, “Assessing the De Minimis Non Curat Lex Defence in South African Criminal Law” in P.J. Schwikkard & S.V. Hoctor (eds), A Reasonable Man: Essays in Honour of Jonathan Burchell (Juta 2019) 119–150.
12. J.T. Labuschagne, “De Minimis Non Curat Lex” (1973) Acta Juridica 291.
13. Indian Penal Code 1860, s 95; Bharatiya Nyaya Sanhita 2023, s 33.
14. American Law Institute, Model Penal Code § 2.12.
15. Penal Code (Northern States of Nigeria), s 58.
16. Coward v Baddeley (1859) 4 H & N 478; Cole v Turner (1704) 6 Mod 149.
17. The Reward (1818) 2 Dods 265; Halsbury’s Laws of England, vol 96 (2024) para 708.
18. Martin Olszynski, “Ancient Maxim, Modern Problems: De Minimis, Cumulative Environmental Effects and Risk-Based Regulation” (2015) 40 Queen’s Law Journal 705.
19. Anderson v. Mt. Clemens Pottery Co., 328 U.S. 680 (1946) at 692–693 (Murphy J).
20. Dubem Ngozi Anene & Yusuf Abdul Rasheed Musa, “De Minimis Principle: Defence or Guide?” (2023) 10(2) Nnamdi Azikiwe University Journal of Commercial and Property Law 75.
21. Glanville Williams, Criminal Law: The General Part (2nd edn, Stevens 1961) 30–32.
22. W.V.H. Rogers, Winfield and Jolowicz on Tort (19th edn, Sweet & Maxwell 2014) paras 4-7 to 4-9.
23. Shelfer v City of London Electric Lighting Co [1895] 1 Ch 287; Kennaway v Thompson [1981] QB 88.
24. Crown Prosecution Service, Code for Crown Prosecutors (2018); see also academic discussion of residual common-law applications.
25. A.P. Simester and G.R. Sullivan, Criminal Law: Theory and Doctrine (7th edn, Hart 2019) 15–18.
