Is a Legionella Risk Assessment required every year?

Not necessarily. There is no legal requirement for annual reassessments, although ACOP L8 requires assessments to be regularly reviewed to ensure the assessment remains valid.

How long does a Legionella Risk Assessment remain valid?

It remains valid only while the building, water system and risk profile remain substantially unchanged.

Do small businesses need Legionella Risk Assessments?

Yes. Any business with water systems that could present a Legionella risk must assess and manage that risk appropriately.

Can a Legionella Risk Assessment expire?

There is no formal expiry date, but assessments should be reviewed regularly and updated following significant changes.

Who can carry out a Legionella Risk Assessment?

A competent person with suitable knowledge and experience can conduct an assessment, although many organisations choose specialist providers to ensure compliance and accuracy.

How Often Should I Get a Legionella Risk Assessment?

How Often Should I Get a Legionella Risk Assessment Done?

Legionella bacteria can pose serious health risks when they grow within water systems and become airborne through water droplets. Whether you’re responsible for a commercial property, healthcare facility, educational establishment, or rental accommodation, managing the risk of Legionella is both a legal and moral responsibility.

One of the most common questions building owners and duty holders ask is: “How often should I get a Legionella Risk Assessment done?” The answer isn’t always straightforward, but understanding the requirements can help you remain c