Introduction
The concept of liability for omissions within criminal law represents a complex and often contentious area of legal doctrine in the English legal system. Unlike positive acts, where an individual’s direct conduct causes harm, liability for omissions arises when a failure to act results in a harmful outcome. This essay aims to critically assess the circumstances under which criminal law imposes liability for omissions, focusing on the principles, case law, and statutory provisions that govern this area. It will explore the general rule against liability for omissions, the exceptions to this rule—namely duties of care—and the associated challenges in balancing individual liberty with societal protection. By examining relevant legal authorities and academic commentary, the essay will argue that while the law seeks to limit liability for omissions to specific circumstances, inconsistencies and moral dilemmas persist in its application.
The General Rule: No Liability for Omissions
At the core of English criminal law lies the principle that individuals are generally not liable for harm caused by their failure to act. This reflects a deeply rooted belief in personal autonomy and the notion that imposing liability for inaction could infringe on individual freedoms. As articulated in the case of R v Miller [1983] 2 AC 161, liability for omissions is not the norm but rather an exception (Herring, 2020). The reasoning behind this principle often rests on practical and ethical grounds: it is challenging to prove causation and moral blameworthiness in cases of omission, and mandating positive action risks creating an overbroad legal obligation.
For instance, a bystander who witnesses a drowning but does nothing to assist is unlikely to be held criminally liable, as the law does not typically impose a duty to rescue strangers. This stance has been critiqued for potentially undermining societal values of mutual care and responsibility (Ashworth, 2013). Nonetheless, the general rule prioritises clarity and limits the scope of criminal law intervention, ensuring that liability does not extend to mere moral failings. However, as will be discussed, exceptions to this rule exist where specific relationships or circumstances give rise to a duty to act.
Exceptions to the Rule: Duties of Care and Special Relationships
While the general principle avoids imposing liability for omissions, English law recognises specific situations where a duty to act arises, rendering a failure to do so potentially criminal. These duties often stem from special relationships, contractual obligations, or statutory requirements. One of the most prominent categories involves familial relationships, where individuals owe a duty of care to dependants. For example, in R v Gibbins and Proctor (1918) 13 Cr App R 134, a father and stepmother were found guilty of murder for failing to feed a child in their care, leading to her death. This case illustrates that a clear duty of care, derived from a parental relationship, can trigger criminal liability for omissions (Herring, 2020).
Beyond familial ties, duties may also arise in professional or contractual contexts. In R v Pittwood (1902) 19 TLR 37, a gatekeeper who failed to close a railway crossing gate, resulting in a fatal accident, was convicted of manslaughter. Here, the contractual duty to ensure safety created an obligation to act, the breach of which led to criminal liability. Similarly, statutory duties, such as those imposed on employers under health and safety legislation, can establish a basis for liability when inaction causes harm (Ashworth, 2013). These exceptions suggest that the law seeks to impose responsibility where a pre-existing relationship or obligation justifies such intervention. However, the limited scope of recognised duties often leaves gaps in accountability, particularly in cases involving strangers or ambiguous relationships.
Creation of a Dangerous Situation
Another significant exception to the general rule against liability for omissions arises when an individual creates a dangerous situation and subsequently fails to mitigate the harm. This principle was established in R v Miller [1983] 2 AC 161, where the defendant accidentally started a fire but made no attempt to extinguish it or alert authorities, resulting in significant damage. The House of Lords held that once a dangerous situation is created, a duty arises to take reasonable steps to prevent harm (Herring, 2020). This ruling underscores the law’s recognition that responsibility may attach to inaction when it exacerbates a risk of the individual’s own making.
However, determining what constitutes a ‘dangerous situation’ or ‘reasonable steps’ can be problematic. Critics argue that this exception risks subjective interpretation and may impose liability in circumstances where the defendant lacked the capacity or knowledge to act (Simester et al., 2019). Indeed, while the principle aims to ensure accountability, its application often reveals tensions between legal clarity and practical fairness. For example, should a person who unwittingly creates a minor risk be held to the same standards as someone who deliberately endangers others? Such questions highlight the challenges in consistently applying this exception.
Challenges and Criticisms of Liability for Omissions
The imposition of liability for omissions raises several challenges, both practical and ethical. One primary concern is the difficulty of proving causation. In omission cases, establishing that the defendant’s inaction directly caused the harm can be complex, especially when multiple factors contribute to the outcome (Ashworth, 2013). For instance, in medical negligence cases, such as R v Adomako [1995] 1 AC 171, the prosecution must demonstrate that a doctor’s failure to act fell below a reasonable standard of care and directly resulted in death—a high threshold to meet.
Furthermore, there is a moral debate surrounding the extent to which the law should penalise inaction. Some scholars argue that criminalising omissions risks overreach, potentially compelling individuals to act in ways that conflict with their personal beliefs or circumstances (Simester et al., 2019). For example, requiring bystanders to intervene in emergencies, as seen in some European jurisdictions with ‘Good Samaritan’ laws, could place undue burdens on individuals unprepared or unable to assist. Conversely, others contend that expanding liability for omissions could better protect vulnerable individuals and reinforce communal responsibilities (Herring, 2020). This tension between individual liberty and societal duty remains unresolved and underscores the limitations of the current legal framework.
Conclusion
In conclusion, the imposition of liability for omissions in English criminal law represents a nuanced balance between the general principle of non-liability for inaction and the exceptions grounded in duties of care, statutory obligations, and the creation of dangerous situations. While cases like R v Gibbins and Proctor and R v Miller illustrate the circumstances under which liability may arise, the law’s restrictive approach ensures that such accountability is limited to defined relationships or specific risks. However, challenges persist in proving causation and addressing the moral dilemmas inherent in penalising inaction. Arguably, while the current framework provides clarity in certain contexts, it struggles to accommodate broader societal expectations of responsibility. Future reform may need to consider whether expanding liability for omissions, perhaps through statutory duties to assist in emergencies, could better align legal principles with ethical imperatives. Until such changes occur, the law will continue to navigate a delicate path between individual freedom and collective safety.
References
- Ashworth, A. (2013) Principles of Criminal Law. 7th ed. Oxford: Oxford University Press.
- Herring, J. (2020) Criminal Law: Text, Cases, and Materials. 9th ed. Oxford: Oxford University Press.
- Simester, A.P., Spencer, J.R., Sullivan, G.R., and Virgo, G.J. (2019) Simester and Sullivan’s Criminal Law: Theory and Doctrine. 7th ed. Oxford: Hart Publishing.

