--- title: SMS Environmental | What are the Legionella regulations in the UK? description: Understand UK Legionella regulations with SMS Environmental. Learn legal duties, risk assessments, and compliance for safe water system management. --- # What are the Legionella regulations in the UK?   ![icon_faq-orange](https://sms-environmental.co.uk/hs-fs/hubfs/icon_faq-orange.png?width=80&height=92&name=icon_faq-orange.png) On this page, we aim to answer your most pressing questions about these regulations, covering topics such as compliance responsibilities, risk assessment protocols, and best practices for water system management. Whether you're a property owner, employer, or facility manager, understanding these regulations is essential for ensuring safety and protecting public health. In the UK, the main Legionella regulations are supported by primary health and safety laws which include: - The Health and Safety at Work etc Act 1974 (HSWA) - The Management of Health and Safety at Work Regulations (MHSWR) - More specifically, the Control of Substances Hazardous to Health Regulations 2002 (COSHH) and; - RIDDOR The primary guidance used for Legionella compliance and as such used as "de-facto" legal requirement can be found in: - HSE Guidance, The Approved Code of Practice: Legionnaires’ disease: The control of Legionella bacteria in water systems (ACoP L8 2013) - HSG 274 Parts 1,2 and 3 Further further information and links to documents please visit our [regulation advice](https://sms-environmental.co.uk/services/regulation-advice/?hsLang=en-gb) section. #### Need to make an enquiry? Just use our quick form and we'll come back to you as soon as we possibly can. Please allow up to 48 hours for a reply. 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