Silicosis and Silica Dust Exposure Claims in Ireland

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Silicosis Claims at a Glance

What it is
An incurable, sometimes fatal lung disease caused by inhaling respirable crystalline silica (RCS) dust.
Who is exposed
Stone cutters and engineered-stone worktop fabricators, quarry workers, construction and demolition workers, tunnellers, and foundry workers.
Legal basis
Employer negligence and breach of statutory duty under the Safety, Health and Welfare at Work Act 2005 and the carcinogen regulations.
Exposure limit
0.1 mg/m³ for RCS as an 8-hour time-weighted average (Irish occupational exposure limit).
Time limit
Generally two years less one day from your date of knowledge, not from first exposure.
Process
Most claims start with the Injuries Resolution Board (IRB); the clock pauses while it assesses the claim.
On this page Can you claim for silicosis in Ireland?
What silicosis is and who is at risk
The emerging engineered-stone problem
Your employer's duties on silica dust
Proving a silicosis claim
What questions do silicosis claims still raise?
Time limits and the date of knowledge
If your employer has stopped trading
Compensation for silicosis
How Gary Matthews Solicitors can help
Frequently asked questions
Related pages and resources
References

Can you claim for silicosis in Ireland?

You may be able to bring a personal injury claim for silicosis if you were exposed to silica dust at work and your employer failed to take the precautions the law requires. Silicosis is caused by inhaling respirable crystalline silica, the fine dust released when stone, concrete, brick and engineered-stone worktops are cut, ground, drilled or polished. Because that dust is a recognised cause of serious disease, an Irish employer has clear legal duties to control it. Where an employer did not, and a worker developed silicosis as a result, the failure can found a claim in negligence and for breach of statutory duty.

What silicosis is and who is at risk

Silicosis is an incurable scarring of the lungs caused by breathing in respirable crystalline silica over time. The Health and Safety Authority (HSA) describes it as a serious lung disease that can be disabling and, in severe cases, fatal, with dust that is invisible in ordinary light and settles deep in the lungs. Doctors recognise three patterns: chronic silicosis, after roughly ten years or more of lower exposure; accelerated silicosis, after around five to ten years of heavier exposure; and acute silicosis, within a few years of very intense exposure. Silica exposure also raises the risk of lung cancer and chronic obstructive pulmonary disease, and is associated with tuberculosis and kidney disease.

The three patterns of silicosis, by how they develop
TypeTypical time to developExposure level
Chronic silicosisAround 10 years or more after first exposureLower, long-term exposure
Accelerated silicosisAround 5 to 10 years after first exposureHeavier exposure, such as some engineered-stone work
Acute silicosisWithin a few years, sometimes months, of exposureVery high, intense exposure

Symptoms often develop slowly and may not appear until years after exposure. Common signs include a persistent cough, shortness of breath that worsens with exertion, chest tightness and fatigue. Because these overlap with other conditions, silicosis is sometimes misdiagnosed as sarcoidosis, a chest infection, tuberculosis or asthma, which is one reason an accurate occupational history matters.

The workers most at risk cut, shape or finish silica-bearing materials: stonemasons and workers who fabricate and install engineered-stone or natural-stone kitchen worktops, quarry and slate workers, construction and demolition workers cutting or grinding concrete and brick, tunnellers, and foundry workers. The HSA and its Northern Ireland counterpart ran an all-island inspection campaign in construction during 2025 targeting these activities.

The emerging engineered-stone problem

Engineered stone has changed the risk profile of silicosis, because it contains far more silica than most natural stone. Sold as artificial or quartz worktop material, it is made by binding crushed stone with resins and can contain around 90 per cent or more crystalline silica, compared with roughly 30 to 45 per cent in granite and under 10 per cent in marble. When it is cut, ground or polished it can release very high levels of respirable crystalline silica, and cases of accelerated silicosis in relatively young fabrication workers have been reported internationally.

The international response has moved quickly. Australia became the first country to ban the use of engineered stone in July 2024 and extended the ban to imports from January 2025. In May 2026 the British Health and Safety Executive published dedicated guidance and a large inspection programme for engineered-stone fabricators, though it stopped short of a ban. Ireland has not introduced an engineered-stone ban, and this work remains governed by the general workplace safety and carcinogen framework below.

Crystalline silica content: engineered stone versus natural stone Engineered stone can contain about ninety per cent or more crystalline silica, compared with roughly thirty to forty-five per cent in granite and under ten per cent in marble. Crystalline silica content by material Engineered stone Granite Marble about 90% or more about 30 to 45% under 10%
Engineered stone can contain about 90 per cent or more crystalline silica, far more than granite or marble, which is why fabrication work carries a high silica dust risk.

Your employer's duties on silica dust

The rules that govern silica dust at work in Ireland

General duty
Safety, Health and Welfare at Work Act 2005: safe workplace, safe systems of work, information, training and supervision.
Chemical Agents Regulations
Safety, Health and Welfare at Work (Chemical Agents) Regulations 2001, as amended: assess and control hazardous substances such as silica dust.
Carcinogen Regulations
Safety, Health and Welfare at Work (Carcinogens, Mutagens and Reprotoxic Substances) Regulations 2024 (S.I. No. 122 of 2024): silica dust generated at work is treated as a carcinogenic process.
Exposure limit
0.1 mg/m³ for respirable crystalline silica as an 8-hour time-weighted average.
Code of Practice
HSA Chemical Agents Code of Practice (2026 edition, in force since 9 April 2026): practical guidance with evidential standing in court under the 2005 Act.

Irish law treats silica dust generated at work as a carcinogen, which places demanding duties on employers to prevent or minimise exposure. The starting point is the general duty under the Safety, Health and Welfare at Work Act 2005 to provide a safe workplace, safe systems of work, and information, training and supervision. Layered on top is the specific regime for hazardous substances set out in the capsule above, under which work that generates respirable crystalline silica dust is treated as a carcinogenic process, with the HSA Code of Practice carrying evidential weight in court.

In practice this means a written risk assessment, then control using a hierarchy that puts elimination and engineering controls ahead of personal protection: water suppression, on-tool or local exhaust ventilation to capture dust at source, and properly fitted respiratory protection where dust cannot be controlled by other means. The employer must keep airborne RCS below the Irish occupational exposure limit of 0.1 mg/m³ averaged over an eight-hour day, provide information and training, and arrange health surveillance such as lung-function testing for workers at risk. Using sand or other material with a high free-silica content as an abrasive in blasting is separately prohibited. A silicosis claim is usually built on the gap between these duties and what actually happened on site.

Proving a silicosis claim

A silicosis claim rests on medical evidence of the disease, evidence of silica exposure at work, and evidence that the employer fell short of its duties. The medical side usually begins with a consultant respiratory physician, who confirms the diagnosis using imaging and lung-function testing and links it to silica exposure while excluding other causes. Chest imaging is commonly classified using the International Labour Organization system for radiographs of pneumoconioses: a reading of category 1/0 or higher is generally taken as radiological evidence of the disease, which is why a properly classified film carries more weight than a symptom account alone.

The exposure and breach evidence connects the illness to a particular employer: your own account of the jobs, tasks and materials involved, employment and tax records, and statements from colleagues. Where records are thin, an occupational-hygiene or engineering expert can reconstruct the likely exposure and address whether reasonable controls such as wet cutting, extraction and suitable masks were available and used at the relevant time, judged against the standards then current.

If you think silica dust at work has affected your health, a few practical steps protect both your health and any future claim:

  1. See your GP, explain your work history, and ask for a referral to a respiratory specialist for diagnosis.
  2. Tell your current or former employer about your diagnosis and any concerns about dust exposure.
  3. Keep a record of where and when you worked with silica-bearing materials, including tasks, employers and dates.
  4. Hold on to any documents you have, such as payslips, contracts, training records or occupational-health reports.
  5. Take legal advice promptly, because the time limit generally runs from your date of knowledge.
How a silicosis claim proceeds in Ireland Five stages: diagnosis by a respiratory physician, gathering exposure and employment evidence, an Injuries Resolution Board application, assessment or authorisation, then settlement or court. 12345DiagnosisEvidenceIRB applicationAssessmentSettle or court How a silicosis claim proceeds in Ireland
How a silicosis claim proceeds in Ireland: diagnosis, evidence, an Injuries Resolution Board application, assessment, then settlement or court.

What questions do silicosis claims still raise?

Knowing that silica dust caused an illness, and that an employer should have controlled it, is only the start of a personal injury claim. The harder questions come next: whether you are still in time when the disease surfaced years later, whether there is anyone left to claim against if the employer has gone, and what a claim of this kind is worth. The sections below take each in turn, because they decide whether a well-founded silicosis case can be pursued in practice.

Time limits and the date of knowledge

The general time limit is two years less one day, but for a disease like silicosis it usually runs from your date of knowledge rather than from when you were exposed. The two-year period is set by section 7 of the Civil Liability and Courts Act 2004, which reduced the previous three-year period and amended the Statute of Limitations (Amendment) Act 1991. Under the date-of-knowledge test in the 1991 Act, as amended, time starts when you first knew, or ought reasonably to have known, that you had a significant injury, that it was attributable to your employer's act or omission, and the identity of that employer. For silicosis this is often the date a doctor diagnoses the disease and links it to your work. Because the illness can surface years after exposure ends, an old exposure does not automatically put you out of time.

Date of knowledge: when the silicosis time limit starts Silica exposure at work is followed by a latency period of years, then diagnosis and the link to work, which is the date of knowledge. From that date the claimant generally has two years less one day to act, not from the original exposure. Date of knowledge: when the clock starts Exposure at work latency, often years Symptoms develop Diagnosis and link to work = date of knowledge 2 years less one day Deadline to act
In Ireland the two-year limit for a silicosis claim usually starts on the date of knowledge, when the disease is diagnosed and linked to work, not on the date of exposure.

Most work-related silicosis claims begin with an application to the Injuries Resolution Board, and the limitation clock pauses while the Board assesses the claim. Because the date of knowledge can be difficult to pin down, and because different rules apply to minors and to fatal cases, take advice as soon as you suspect a link between your illness and your work. Our guide to time limits for personal injury claims in Ireland explains the test in more detail.

If your employer has stopped trading

A claim may still be possible even if the employer you worked for years ago has closed, been struck off or been dissolved. Businesses in stone, construction and quarrying often change hands or wind up, but the employer's liability insurance in place at the time of your exposure will frequently still respond to a long-latency disease claim. A dissolved company can sometimes be restored to the register so that proceedings can be issued and directed to its insurer.

Who can you claim against if the employer has gone If a former employer no longer trades, three routes may still allow a claim: the employer liability insurer that was on risk at the time of exposure, restoring a dissolved company to the register, or pursuing more than one employer or a product supplier. If the employer has stopped trading Employer no longer trading? Insurer on risk at time of exposure Restore company to the register Other defendants employers or supplier
If a former employer no longer trades, a silicosis claim may still be possible through its insurer, by restoring the company to the register, or against other defendants.

In practice, where a former employer no longer trades, an Injuries Resolution Board application will often name that employer's insurer as the respondent, and an insurer may sometimes approach you directly with an offer, which is a point at which advice is worth taking. There may also be more than one defendant, where several employers exposed you over the years or a manufacturer or supplier of a high-silica product bears responsibility. We explain the options in our guide to claiming against an insolvent or dissolved company. Where no insurer and no solvent defendant can be found, recovery may not be possible.

Compensation for silicosis

Compensation in a silicosis claim reflects both the harm to your health and the financial losses the illness causes. Damages for the injury itself recognise the pain, disability and reduced quality of life caused by a progressive lung condition, and depend heavily on severity, on how far the disease has advanced, and on its effect on your life and life expectancy. This page does not quote figures, because the right valuation depends on medical evidence specific to your case, assessed against the framework the courts apply.

Alongside that, you can claim financial losses: past and future loss of earnings where the illness affects your ability to work, medical and rehabilitation costs, care and assistance, and home adaptations or equipment. Where a condition is severe and progressive, future losses can be substantial and may be met by a lump sum or, in some cases, by periodic payments. Where silicosis has been fatal, a deceased worker's dependants may bring a claim under our guide to fatal injury claims.

One point matters especially for a progressive disease like silicosis: in Ireland, damages are assessed once and for all. Unlike England and Wales, Irish law has no provisional damages mechanism that lets you return to court for more if your condition later deteriorates beyond the prognosis at settlement. Your award is final. That makes the timing of your claim and the quality of your medical prognosis decisive, because the settlement has to account for how the disease is expected to progress. It is a reason not to settle before your condition and outlook are properly understood.

How Gary Matthews Solicitors can help

Silicosis claims combine medical complexity with exposure that can stretch back many years. We can help you obtain the right respiratory and occupational-hygiene evidence, trace former employers and their insurers, and bring your claim through the Injuries Resolution Board and, where necessary, the courts. If you have been diagnosed with silicosis, or told your lung disease may be linked to silica dust at work, you are welcome to contact us to discuss your situation.

Frequently asked questions

I cut stone worktops. Am I at risk of silicosis?

Cutting, grinding and polishing stone worktops can release respirable crystalline silica, and engineered-stone worktops in particular can contain around 90 per cent or more silica. The risk depends on the dust controls used. If you have persistent breathlessness or a cough, ask your GP about your work history.

Related: see the duties employers owe on silica dust above.

My silica exposure was 20 years ago. Is it too late to claim?

Not necessarily. Silicosis often develops years after exposure, so the two-year limit generally runs from your date of knowledge, usually when you are diagnosed and told the illness is work-related, rather than from the exposure itself. Because the rules are strict, take advice quickly once you suspect a link.

Read more: time limits for personal injury claims in Ireland.

My old employer has closed down. Can I still claim?

Often yes. The employer's liability insurance in place when you were exposed will frequently still respond, and a dissolved company can sometimes be restored to the register so a claim can proceed. Where no insurer or solvent defendant exists, recovery may not be possible.

Read more: claiming against an insolvent or dissolved company.

Is engineered stone banned in Ireland?

No. Australia has banned the use and import of engineered stone, and other countries have tightened controls, but Ireland has not introduced a ban. Work with engineered stone remains governed by the general workplace safety and carcinogen regulations, including the duty to keep silica dust below the legal limit.

Related: see the emerging engineered-stone problem above.

Does a silicosis claim go through the Injuries Resolution Board?

Usually yes. Unlike medical negligence claims, work-related disease claims generally start with an application to the Injuries Resolution Board, and the limitation clock pauses while the Board assesses the claim. If the claim cannot be resolved there, it can proceed to court.

Related: see time limits and the date of knowledge above.

What is the legal limit for silica dust in Ireland?

The Irish occupational exposure limit for respirable crystalline silica is 0.1 mg/m³ measured as an eight-hour time-weighted average. Silica dust generated at work is treated as a carcinogen, so employers must also apply the stricter carcinogen controls, including risk assessment and health surveillance.

Read more: HSA Chemical Agents Code of Practice.

Can my family claim if silicosis was fatal?

Yes. Where a worker has died from silicosis, their dependants may bring a fatal injury claim for their loss, and a claim for the person's own suffering before death may also be possible. These claims have their own time limits, so early advice is important.

Read more: fatal injury claims in Ireland.

References

The primary sources below were reviewed and confirmed current as of July 2026.

  1. Silica dust guidance and the Chemical Agents Code of Practice, Health and Safety Authority. The current Code is the 2026 Code of Practice for the Chemical Agents Regulations (2001 to 2026) and the Carcinogens, Mutagens and Reprotoxic Substances Regulations (2024 and 2026), which replaced the 2024 Code with effect from 9 April 2026.
  2. Safety, Health and Welfare at Work (Carcinogens, Mutagens and Reprotoxic Substances) Regulations 2024, S.I. No. 122 of 2024, Irish Statute Book.
  3. Safety, Health and Welfare at Work Act 2005, Irish Statute Book.
  4. Civil Liability and Courts Act 2004, section 7, Irish Statute Book. Sets the two-year limitation period for personal injuries actions.
  5. Statute of Limitations (Amendment) Act 1991 (Revised), Law Reform Commission consolidation. Supplies the date-of-knowledge construction.
  6. HSA National Inspection Campaign: silica dust in construction (2025), Health and Safety Authority.
  7. Safety, Health and Welfare at Work (Quarries) Regulations 2025, Health and Safety Authority.
  8. ILO International Classification of Radiographs of Pneumoconioses, International Labour Organization.

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