Introduction  

Recent and longstanding High Court authorities demonstrate a consistent and structured approach to employer liability in Irish workplace injury claims. While fact‑specific in their application, The cases of Quinn v Bradbury [2011] IEHC, Kennedy v Hughes Dairy Ltd [1989] ILRM 117, and Walsh v Juniper Orthodontics Ltd [2026] IEHC 99 together provide a clear and structured framework for analysing employer liability in Irish workplace accident claims.

These decisions collectively confirm that employer liability is grounded in principles of reasonableness, foreseeability, and practical risk management, while also recognising the continuing role of employee responsibility and the concept of the “unfortunate accident”.

Core Legal Framework

At both common law and under the Safety, Health and Welfare at Work Act 2005, an employer is required to provide a reasonably safe place and system of work. This includes an obligation to identify risks, assess them appropriately, and take measures to guard against them where reasonably practicable.

However, the duty is not one of strict liability. The employer is not an insurer against all workplace accidents. The legal standard is one of reasonable care, assessed objectively in light of the circumstances of the work being undertaken.

Hazard Identification and Risk Assessment

A central principle emerging from Quinn v Bradbury is the requirement that an employer must identify potential hazards and then take steps to mitigate those risks through training, procedures or precautions.

This hazard‑identification framework is now widely relied upon in workplace litigation and reflects the statutory obligation to conduct appropriate risk assessments. The steps required of an employer will depend on the nature of the work, the level of risk involved, and any prior incidents that may heighten foreseeability.

In Quinn, the presence of a known difficulty in the same location the previous week materially increased the risk profile of the task. The failure to implement additional safeguards in light of that prior incident was central to the finding of liability.

Reasonable Practicability

The cases make clear that what is required of an employer must be assessed by reference to what is reasonably practicable in all the circumstances.

In Quinn, the Court found that additional precautions were required given the heightened risk, including appropriate supervision and support.

By contrast, in Kennedy and Walsh, the Courts found that the systems of work were not inherently unsafe. In those cases, although accidents occurred, the Plaintiffs failed to establish that a reasonable and prudent employer would have taken the additional precautions contended for.

These decisions underline that the standard is not one of perfection. The law does not require employers to eliminate every conceivable hazard, but to take reasonable steps to guard against risks that are realistically foreseeable.

The “Unfortunate Accident” Doctrine

A key theme in both Kennedy and Walsh is the recognition that not every workplace accident gives rise to liability.

In Walsh, the Plaintiff sustained injury in the course of vacuuming a staircase, after pausing the task and inadvertently stepping on a vacuum hose. The Court held that this arose from an ordinary, everyday activity and characterised the incident as a “very unfortunate accident”, rather than a consequence of negligence.

Similarly, in Kennedy, the presence of broken glass in a working environment did not, of itself, establish liability. The Court required evidence that the specific protective measures contended for were necessary according to the standard of a reasonable employer in that industry.

These decisions confirm that where a system of work is reasonable and the risks are ordinary, the mere occurrence of an accident will not establish a breach of duty.

The Role of Expert Evidence

 Across these cases, the Courts emphasised that expert evidence must be approached with care.

In both Kennedy and Walsh, expert witnesses identified additional precautions that could have been taken.

However, the Courts held that the ability to identify further safety measures after the event does not establish that the employer fell below the required standard.

The correct legal question is whether the failure to take those steps rendered the system of work unreasonable, not whether additional precautions were possible.

Instruction, Supervision and Systems of Work

The adequacy of instruction and supervision remains a central element of the employer’s duty.

In Quinn, liability arose from the failure to provide adequate instruction and support in circumstances where the risk was known and heightened. The Court found that the employer bore primary responsibility for the system of work and that additional safeguards were clearly required.

In contrast, in Walsh, the Court found that the system of work — including the need to pause cleaning activities — was ordinary and not inherently unsafe. The absence of additional systems, such as alternative communication methods or revised cleaning procedures, did not amount to negligence.

These cases illustrate that the adequacy of a system of work must be assessed in context, having regard to both the nature of the task and the foreseeability of harm.

Contributory Negligence and Employee Responsibility

An important feature of Quinn v Bradbury is the recognition that employees retain responsibility for their own safety.

The Court held that an employee is not entitled to surrender all responsibility for personal welfare to the employer. The statutory duty under the 2005 Act reinforces the requirement that employees take reasonable care for their own safety.

In Quinn, this led to a finding of contributory negligence, with damages reduced by 30%. This reflects the reality that even where an employer is in breach of duty, the actions of the employee may still be relevant to the overall assessment of liability.

Summary of the Principles

Taken together, these cases establish a coherent framework for analysing employer liability:

The employer must identify hazards and assess risks in the workplace.

The employer must take reasonable and practicable steps to guard against those risks, having regard to the specific circumstances of the work.

The law requires reasonableness, not perfection. Employers are not obliged to eliminate every conceivable risk.

Where an accident arises from an ordinary activity within a reasonable system of work, it may properly be characterised as an unfortunate accident rather than actionable negligence.

Expert evidence identifying additional precautions does not, of itself, establish a breach of duty.

Employees retain a duty to take reasonable care for their own safety, and contributory negligence remains a live issue in appropriate cases.

Conclusion

The decisions in Quinn, Kennedy and Walsh demonstrate that Irish workplace accident litigation is grounded in a balanced and structured approach. The Courts will carefully assess the foreseeability of risk, the adequacy of the system of work, and the practical steps taken by the employer to guard against danger.

While the law imposes a clear duty on employers to protect the safety of employees, it does not extend to guaranteeing that accidents will never occur. Liability arises only where there has been a failure to act as a reasonable and prudent employer in the circumstances.

About Crushell & Co

Crushell & Co is a specialist firm advising on the application of law in the Irish workplace.

Our Dublin-based solicitors advise on all aspects of employer liability, including workplace accident litigation, risk assessments and the development of compliant systems of work. We provide strategic, practical advice to both employees and employers, ensuring that legal obligations are clearly understood and effectively managed.

Further information

This article was prepared for informational purposes only. For further advice, please email workclaim@crushell.ie or contact the offices of Crushell & Co Solicitors.