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Dominic Kay QC

Call 1997 • QC 2017

"Outstanding and in high demand." "He is by far the best of the young silks in this area."
(Legal 500 2017)

Criminal Regulatory & Environmental

Health & Safety

  • Band 1 Health & Safety – Chambers & Partners: 2011, 2012, 2013, 2014
  • ‘Star Individual’ Health & Safety – Chambers & Partners: 2015, 2016, 2017
  • Leading Individual Health & Safety – Legal 500: 2008 – 2017

Dominic Kay’s health & safety work involves representing companies and directors, typically in complex prosecutions concerning workplace accidents which result in single and multi-fatalities or serious injuries. His clients include many of the country’s best known retailers, manufacturers, construction companies, care homes, leisure companies and public bodies (including PCTs and Councils). He also undertakes work in respect of investigations in the agricultural, forestry and sports sectors, consumer safety cases (including food safety/hygiene) and fire safety prosecutions.

He has been involved in many of the highest profile health & safety cases before the courts and over recent years has been instructed to defend a significant number of the companies charged under the Corporate Manslaughter & Corporate Homicide Act 2007 including in R v Lion Steel Equipment Limited, R v Linley Homes Limited and R v Huntley Mount Engineering Limited. He has considerable experience in manslaughter prosecutions against individuals.

Recognised as one of the country’s leading regulatory law barristers, the vast majority of Dominic Kay’s time is spent representing corporate defendants and company directors in cases concerning single and multi-fatality accidents resulting in health & safety and manslaughter prosecutions. His particular experience includes;

  • Prosecutions for corporate and individual manslaughter (he has been involved in a large number of the prosecutions and investigations under the Corporate Manslaughter & Corporate Homicide Act 2007);
  • Cases concerning the construction industry (including falls from height, structural collapse, electrocution, injuries / fatalities to employees / public);
  • Fire safety investigations and prosecutions including under the Regulatory Reform (Fire Safety) Order 2005 including in respect of Houses in Multiple Occupation, retail premises, hotels and care homes (appeared in a number of high profile fire cases including multiple fatality incidents including the Penhallow Hotel fire prosecution and the Lakanal House Inquests);
  • Machinery and vehicular accidents (including fairground equipment, factory machinery, MEWPs, ATVs, agricultural machinery / vehicles, swing barriers, gate systems);
  • Workplace accidents (including factories, maritime, warehouses, care homes, swimming pools and agricultural);
  • Improvement and prohibition notices (including both appeals against notices and prosecutions in respect of alleged breaches);
  • Cases concerning consumer safety issues such as food safety (food unfit for human consumption, food hygiene cases, food labelling, animal infestations) and toy safety;
  • Particular experience and expertise in cases concerning fatal accidents involving children;
  • Coroners’ inquests into fatal workplace accidents and those with health & safety law issues.


Dominic is one of a very small number of Queen’s Counsel undertaking a large volume of Environmental Law cases throughout the country, representing corporate defendants facing prosecution for breach of environmental legislation. Such cases typically involve charges under the EPA 1990, the Water Resources Act 1991, Pollution Prevention and Control Regulations 2000, the Environmental Permitting (England and Wales) Regulations 2010 and/or appeals against notices served under the EPA. He has represented many of the large utility companies as well as major high street retailers, fuel storage, agricultural and groundwork companies.

His environmental work includes defending companies and directors charged in respect of large-scale and high-profile pollution incidents (land, watercourse and offshore), permitting offences, waste escapes and licence infringements. He has considerable experience in fisheries cases. His recent work includes representing major utility companies, chemical storage facility operators, manufacturing companies prosecuted for discharges leading to pollution incidents, leisure companies and research laboratories.

He has lectured on various aspects of environmental prosecutions including the impact of the Sentencing Council’s ‘Definitive Guideline’ in respect of sentencing environmental offences post July 2014.

He has considerable experience representing companies charged in joint HSE/EA prosecutions.

His recent environmental work has included:

  • Defending companies charged in respect of large scale and repeated pollution of waterways;
  • Cases involving large petrol, diesel and chemical spillages / escapes;
  • Breaches of water abstraction licences;
  • Cases concerning breaches of permits or disposals without permits;
  • Representing groundwork / construction companies in respect of alleged watercourse pollution;
  • Defending companies charged under the EPA with allowing large volumes of waste to collect on unlicensed land;
  • Prosecutions against companies and individuals under s33 and s34 EPA 1990;
  • Representing landfill and waste disposal companies (and often their directors) charged with breaching the terms of waste licenses.

His environmental law practice includes Marine Regulation work, in which he regularly advises and represents companies and / or individuals charged with breaches of Common Fisheries Policy and associated domestic legislation, specifically cases concerning trawler operations, logbook and landing declaration offences and cases involving the satellite monitoring of vessels. He represented seven trawler companies/owners and their respective masters in a DEFRA prosecution of thirteen vessels in respect of large scale ‘black fish’ landings in Kilkeel and Whitehaven.

Selected Cases

Health & Safety

Corporate Manslaughter

  • R v Lion Steel Equipment Limited & Others – Acted for the Company in Corporate Manslaughter prosecution. Manchester Crown Court.
  • R v Huntley Mount Engineering Limited & Others – Acted for the Company in Corporate Manslaughter prosecution. Manchester Crown Court.
  • R v Linley Developments Limited & Others – Acted for the Company in Corporate Manslaughter prosecution. St Albans Crown Court.

Individual Manslaughter

  • R v York College & SR – Acted for SR, charged with manslaughter following death of child in a nursery. Leeds Crown Court.
  • R v KK & CG – Acted with John Cooper QC in manslaughter prosecution of installer following accident in which girl killed in a set of electric gates. Manchester Crown Court.
  • R v PN – Represented PN in manslaughter prosecution relating to overturn of lorry during hi-ab operation. Ipswich Crown Court.

Health & Safety Prosecutions

  • R v ISEurope Limited & Others – Acted for Company charged in respect of fatal construction site accident on Mayfair street. Central Criminal Court.
  • R v London Borough of Camden – Represented LBC in prosecution following wall collapse which killed a child. Central Criminal Court.
  • R v DF – Represented DF, the Master of a North Sea Emergency Vessel following triple fatality at sea. Sheffield Crown Court.
  • R v P & EGS – Represented First Defendant company in prosecution following accident in which child killed in a set of electric gates. Bournemouth Crown Court.
  • R v Leisure Connection Ltd – Represented swimming pool operators in respect of accident in which child drowned. Chelmsford Crown Court.
  • R v Blackmoor Estates Limited & Another – Acted for Estate charged with H&S breaches following double fatality in apple store. Winchester Crown Court.
  • Powys County Council v Bethania Adventure – Represented business in prosecution relating to the drowning of a canoeist on a lake.
  • R v F & C – Represented high ropes course operator following accident involving course-user who fell from high tower having been incorrectly clipped-on. St Albans Crown Court.
  • R v DMS – Acted on behalf of Trust prosecuted in respect of accident in which flanker shot whilst working on a grouse moor.
  • R v AWB – Represented the owner/operators of a sledge used in a tractor pulling competition at which the catastrophic failure of the sledge resulted in the death of a tractor driver. Preston Crown Court.

Consumer Safety Prosecutions

  • Bradford MBC v S – Acted for butcher prosecuted following e.Coli outbreak in which in excess of 50 people contracted severe food poisoning. Bradford Crown Court.
    Surrey County Council v T; & Bracknell Forest BC v T – Represented major supermarket in prosecutions relating to the sale of food products with expired ‘use by’ dates.
  • Birmingham City Council v E – Represented high street sandwich chain in prosecution relating to animal infestation at outlet at Birmingham’ Bullring shopping centre.

Fire Safety

  • Cheshire Fire & Rescue Service & Cheshire East Council v S & S – Represented S and S in prosecution involving failures by landlords to register an HMO, fire safety legislation breaches and breach of a prohibition notice served under the Regulatory Reform (Fire Safety) Order 2005. Chester Crown Court.
  • The Lakanal House Inquest – Acted for the manufacturer of a piece of electrical equipment in which it was thought a fire began. The fire spread through the building causing the deaths of six people.
  • The Penhallow Hotel Fire – Represented a director in prosecution following fire at Cornwall hotel in which three people died. Truro Crown Court.
  • Surrey CC v Southern Cross Healthcare Plc – Represented charged with offences under the Regulatory Reform (Fire Safety) Order 2005 in respect of fire at residential care home. Guildford Crown Court.


  • Milton Keynes Council v Leisure Connection Limited – Divisional Court case concerning matters to be proved by prosecuting authority in prosecution brought under s.34 EPA 1990;
  • Environment Agency v YW – Represented Defendant Company in prosecution brought in respect of effluent discharges from breweries neighbouring the Tadcaster Water Treatment Centre;
  • Environment Agency v CP & SGS – Represented fuel storage site management company following spillage of approximately 70,000 litres of petrol at the Mayflower Terminal near Plymouth.
  • Environment Agency v R – Represented groundworks company charged in relation to oil leak into watercourse due to rupture of pipeline during work being undertaken on a construction site.
  • Environment Agency v MCC(G) Limited & RC – Represented Defendant Company and Director in prosecution under s.33 EPA relating to the unlicensed disposal of approximately 971 lorry-loads of building material.
  • London Borough of Havering v JD Sports Fashion PLC – Represented Defendant Company in local authority prosecution relating to waste disposal at rear of shop.
  • Leeds City Council v W – Represented high street restaurant chain in local authority prosecution relating to repeated escapes of waste at rear of city centre restaurant.
  • Environment Agency v W – Represented national catering company in prosecution relating to biodiesel release into watercourse due to defective bunding.
  • Environment Agency v R & S – Represented company director in respect of alleged permitting offences following chemical discharge.
  • HSE & Environment Agency v I & S-A – Represented company and director in respect of joint HSE and EA prosecution arising out of an accident that occurred during the mixing of hydrogen peroxide and sodium cyanide at a laboratory in Ellesmere Port. A worker suffered burn injuries and, following the incident there was an accidental discharge of chemicals into a canal.
  • Thames Water Utilities Limited v E – Represented well-known food manufacturer and retailer in respect of prosecution arising out of alleged unconsented discharges of trade effluent causing damage to effluent treatment facility.
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“Outstanding and in high demand.”

Legal 500, 2017

“By far the best of the young silks in this area.”

Chambers & Partners

“Dominic Kay has outstanding knowledge and experience of this niche area of law. He is an excellent advocate, down-to-earth and has a commonsensical approach.”

Chambers & Partners

“He takes a dynamic approach and is always looking for an innovative solution.”

Chambers & Partners

“A very client-focused, pragmatic and level-headed kind of guy.”

Chambers & Partners

“Quality performances in a number of high-profile health and safety cases.”

Chambers & Partners

“His down-to-earth approach is highly appealing to the Bench and wins him the respect of the market.”

Chambers & Partners

“An excellent technician, who knows the law backwards.”

Legal 500

“A very sharp mind, and gets to the root of the issue quickly.”

Legal 500

“A pragmatic, tactful and commercially aware barrister, who is excellent with judges.”

Legal 500

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