The Facts of Quigley v Complex Tooling

A senior factory operative was targeted after a change of ownership. The plaintiff had worked at the same computer-parts plant since the 1970s and was among its most senior operatives when Complex Tooling & Moulding Ltd acquired the business in 1998. From then until his dismissal in 1999, he described a sustained campaign by the new management: prolonged silent observation from a few feet behind his workstation, demeaning remarks about his competence made in front of colleagues, and complaints that went nowhere. Colleagues, including a shop steward, supported his account. Neither of the managers concerned gave evidence, so that account stood uncontradicted.

Two further facts decided the litigation. First, the plaintiff had already succeeded in an unfair dismissal claim, for which the Employment Appeals Tribunal awarded him compensation, so the dismissal itself had been dealt with through the statutory route. Second, he first reported depression to his GP more than a year after the dismissal, and the medical reports traced that illness to the dismissal and its aftermath rather than to the treatment he had endured while still employed. That uncontradicted account became the foundation for the bullying finding which the Supreme Court itself upheld in Quigley v Complex Tooling [2008] IESC 44.

The Legal Question

Three issues reached the Supreme Court of Ireland. Did the uncontradicted evidence establish workplace bullying? If it did, was there evidence that the bullying caused the plaintiff's psychiatric illness, a reactive depression? Only if both answers favoured the plaintiff would the third issue, the amount of damages, arise. The parties agreed on the legal standard for bullying, so the appeal turned less on what bullying means than on what an injured employee must prove to recover damages for it.

The Court's Decision

Bullying was proven; causation was not. The Supreme Court split the case into the two questions that now structure every Irish workplace bullying claim, and the plaintiff succeeded on the first while failing on the second. Fennelly J delivered the judgment, with Denham J and Geoghegan J concurring.

The definition of workplace bullying the Court accepted

Both sides accepted, and the Court applied, the definition in paragraph 5 of the Code of Practice declared under the Industrial Relations Act 1990 (Code of Practice detailing Procedures for Addressing Bullying in the Workplace) (Declaration) Order 2002 (S.I. No. 17 of 2002):

“Workplace Bullying is repeated inappropriate behaviour, direct or indirect, whether verbal, physical or otherwise, conducted by one or more persons against another or others, at the place of work and/or in the course of employment, which could reasonably be regarded as undermining the individual's right to dignity at work. An isolated incident of the behaviour described in this definition may be an affront to dignity at work but, as a once off incident, is not considered to be bullying.”

Code of Practice, para 5, S.I. No. 17 of 2002 (irishstatutebook.ie)

The Court distilled that definition into three cumulative requirements, a distillation practice commentary has since treated as the working test (Law Society Gazette, December 2017). The conduct must be:

1. Repeated: a pattern of conduct, never a once-off incident;
2. Inappropriate: behaviour a reasonable person would regard as improper at a human level; and
3. Undermining of the dignity of the employee at work: the element the courts treat as separate and demanding.

All three must be present together. Measured against that standard, the conduct proved at trial qualified comfortably, and the finding that the employer had breached its duty of care stood.

Where the claim failed: causation

Proving bullying is only half of a personal injury claim. A claimant must also prove damage: where the harm is not physical, an identifiable psychiatric injury, and medical evidence that the bullying caused it. That is where this claim collapsed. The only medical narrative before the court linked the plaintiff's reactive depression to the shock of losing his job and the strain of the proceedings that followed. His own evidence placed the onset of the illness after he realised he would not be getting his job back. Nothing connected the illness to the conduct he suffered while still employed, so the appeal was allowed, the High Court award of €75,773.94 was set aside, and the claim was dismissed without any need to consider damages.

Why Quigley v Complex Tooling Matters

The decision fixed both halves of the modern test. It gave Irish law its working definition of workplace bullying, taken from the 2002 Code and still recognisable in the current Code of Practice, and it made strict proof of medical causation the deciding battleground in bullying litigation. The two courts reached opposite results on the same facts, which is why the case is quoted so often:

The result also polices an important boundary. Injury caused by a dismissal belongs to the statutory unfair dismissal regime, which had already compensated this plaintiff. A negligence action answers for injury caused by the employer's breach of duty during the employment. Where the medical evidence puts the illness on the dismissal side of that line, a personal injury action cannot reach it.

In Ireland, that boundary is policed through the statutory unfair dismissal scheme and the causation requirement applied in this case. It mirrors, without depending on, the position in England and Wales, where Johnson v Unisys Ltd confines claims about the manner of dismissal to the statutory forum, with Eastwood v Magnox Electric plc preserving claims that accrued before dismissal; both remain persuasive rather than binding in Irish courts. The line between dismissal-caused and bullying-caused psychiatric injury in Irish jurisprudence is exactly where contested files of this kind are won or lost, and this judgment is the reason the distinction is pleaded so carefully.

Common misreadings of the decision

Who actually won? The employer: the appeal was allowed, the €75,773.94 award was set aside, and the claim was dismissed. Summaries that describe the case as a win for the employee are reporting the High Court stage only.

The case did not make bullying claims impossible. It set the proof structure, and Sweeney v Ballinteer Community School [2011] IEHC 131 shows a claim succeeding on that structure where the causation evidence was in order.

It is not an unfair dismissal authority. The dismissal had already been compensated through the statutory route; the decision governs the separate negligence action for injury caused during employment in Ireland.

The definition it applied is not out of date. The 2002 Code has been replaced, but the current 2020 Code keeps the same core concept, so the test described here is the one still applied.

Quigley v Complex Tooling in Practice

In practice, bullying cases turn on the medical file. The leading case on workplace bullying is often misunderstood as a decision about how bad the conduct must be; its actual ratio is about proof of injury and causation. Three practical lessons follow for anyone assessing a claim of this kind in Ireland.

First, the medical evidence must name the workplace conduct as the cause. A psychiatric report that attributes the illness to job loss, financial worry or litigation stress describes a different injury, one the unfair dismissal route exists to address. Contemporaneous GP attendances while the bullying is happening carry far more weight than a diagnosis first recorded long after employment has ended. A nuance the headnotes rarely capture: the plaintiff here did not fail for want of sympathy or credibility, since the court accepted his entire account of the conduct; he failed because no doctor said the conduct made him ill.

Second, the employer's duty is engaged before anyone is dismissed. The duty the employer breached was its common law duty of care to provide a safe workplace, and the same ground is now covered by statute. Section 8(1) of the Safety, Health and Welfare at Work Act 2005 requires every employer to “ensure, so far as is reasonably practicable, the safety, health and welfare at work of his or her employees”, and section 8(2)(b) makes that duty include “managing and conducting work activities in such a way as to prevent, so far as is reasonably practicable, any improper conduct or behaviour likely to put the safety, health or welfare at work of his or her employees at risk” (irishstatutebook.ie). Complaints raised and ignored, as they were here, go directly to that breach.

Third, the injury itself is assessed like any other psychiatric injury once liability and causation are established. A recognisable condition diagnosed by a treating doctor or consultant psychiatrist is required, the same threshold that runs through Irish nervous shock law in Kelly v Hennessy [1995] 3 IR 253, and valuation then follows the Personal Injuries Guidelines for psychiatric injuries.

Under Quigley v Complex Tooling [2008] IESC 44, an Irish workplace bullying claim stands or falls on medical evidence connecting an identifiable psychiatric injury to the workplace conduct itself.

How Has Quigley v Complex Tooling Been Applied Beyond Its Original Facts?

Each limb of the test has been tested since 2008. The decision has framed how Irish courts approach every claim built on workplace bullying, and the years after it tested each limb in turn: what counts as repeated conduct, what undermining dignity requires, how demanding the psychiatric injury threshold is, and where bullying ends and ordinary workplace stress begins. The cases below show the definition holding steady while the bar for satisfying it rose.

Subsequent Treatment of Quigley v Complex Tooling

The definition survived; the threshold hardened. Quigley v Complex Tooling [2008] IESC 44 remains good law in Ireland as of 2026, and later authority has applied and refined it rather than displaced it.

The Ruffley clarification

In Ruffley v Board of Management of St Anne's School [2017] IESC 33, the Supreme Court took the three elements adopted in this case and gave each real edge: repetition means a pattern of behaviour rather than a handful of isolated events; inappropriateness is judged at a human level rather than by procedural error; and undermining dignity at work is a separate, demanding component, met only by conduct of real seriousness that goes well beyond the unfair or the merely wrong. A flawed disciplinary process, without more, is not bullying. Ruffley raised the practical threshold, but the starting definition it applied is the one accepted here, so the two cases are now read together.

Bullying, stress and harassment: the boundaries

The decision also marks the border with two neighbouring claim types in Irish employment litigation. Claims for occupational stress from overwork or pressure, without targeted mistreatment, run on the foreseeability principles in McGrath v Trintech Technologies Ltd [2004] IEHC 342 and Maher v Jabil Global Services Ltd [2005] IEHC 130, approved at Supreme Court level in Berber. Harassment linked to a protected ground such as gender or race is a distinct statutory claim under the Employment Equality Acts, usually brought before the Workplace Relations Commission. Physical attack at work is different again: see violence and assault at work. This page's subject governs the middle ground, targeted non-physical mistreatment causing psychiatric injury.

The definition today: the 2020 Code of Practice

The 2002 Code that supplied the definition is no longer the current code. The Industrial Relations Act 1990 (Code of Practice for Employers and Employees on the Prevention and Resolution of Bullying at Work) Order 2020 (S.I. No. 674 of 2020), prepared jointly by the Health and Safety Authority and the Workplace Relations Commission and effective from 23 December 2020, is now the operative code and carries the same core concept forward: repeated inappropriate behaviour undermining dignity at work, with once-off incidents expressly outside it. Practitioners typically encounter the definition through the 2020 Code's grievance procedures first, and only later find that the litigation standard traces back to this judgment and its endorsement in Ruffley. An injured worker researching the current position reads the 2020 Code for workplace procedure, and the two judgments for what a court will require.

What the decision left open

Because the appeal succeeded on causation, the Supreme Court never reached quantum, so the case gives no guidance on damages levels for bullying-caused psychiatric injury; valuation questions fall to the Personal Injuries Guidelines and later awards. The Supreme Court has also not directly addressed how the bullying duty interacts with the foreseeability propositions approved in Berber where a single set of facts is pleaded as both stress and bullying; the two lines are applied case by case. A third boundary stays fact-sensitive after Ruffley: the point at which persistent, heavy-handed performance management becomes inappropriate conduct rather than management the courts will not police.

Frequently Asked Questions

Related Questions

Glossary: Key Terms in Quigley v Complex Tooling

Six terms carry the whole decision. Each is used on this page in the sense the Irish courts gave it.

Workplace bullying

Repeated inappropriate behaviour, direct or indirect, at or in the course of work, which could reasonably be regarded as undermining the individual's right to dignity at work.

Once-off incident

A single episode of the behaviour described above. It may be an affront to dignity, but it is not bullying in Irish law.

Identifiable psychiatric injury

A recognised, diagnosable psychiatric condition. Upset, stress or hurt feelings without a diagnosis do not meet the threshold for damages.

Reactive depression

A depressive illness arising in reaction to identifiable events, the diagnosis in this case. The dispute was about which events caused it.

Causation

The requirement that the wrong proved actually produced the injury claimed. Here the bullying was proved, but causation of the depression was not.

Uncontradicted evidence

Testimony no opposing witness answered. The managers did not give evidence, so the plaintiff's account of the conduct stood.

References

1. Quigley v Complex Tooling & Moulding Ltd [2008] IESC 44; [2009] 1 IR 349, Supreme Court of Ireland, 22 July 2008 (BAILII)
2. Quigley v Complex Tooling and Moulding [2005] IEHC 71, High Court, Lavan J, 9 March 2005 (BAILII)
3. Industrial Relations Act 1990 (Code of Practice detailing Procedures for Addressing Bullying in the Workplace) (Declaration) Order 2002, S.I. No. 17 of 2002, irishstatutebook.ie
4. Industrial Relations Act 1990 (Code of Practice for Employers and Employees on the Prevention and Resolution of Bullying at Work) Order 2020, S.I. No. 674 of 2020, irishstatutebook.ie
5. Safety, Health and Welfare at Work Act 2005, section 8, irishstatutebook.ie
6. Ruffley v Board of Management of St Anne's School [2017] IESC 33, Supreme Court of Ireland, 26 May 2017 (BAILII)
7. Glynn v Minister for Justice, Equality and Law Reform [2014] IEHC 133, High Court, Kearns P, 21 March 2014 (BAILII)
8. WRC / HSA Code of Practice on the Prevention and Resolution of Bullying at Work, gov.ie announcement, December 2020
9. Ebbs, N. “Bullying at work.” Law Society Gazette, December 2017

Published 19 July 2026 · Last reviewed: July 2026 · Last updated: 19 July 2026.

Written by personal injury solicitors in Dublin for general understanding of Irish law.