You will need this registration if you own premises that has a regulated system, which include:
- air-handling systems (e.g. air conditioning systems)
- cooling towers
- warm-water systems
- humidifying systems
- any other system or process that may involve a risk of legionnaire's disease (legionellosis).
Please note that:
- household or domestic cooling towers do not need to be registered
- as a condition of your registration you must ensure that the regulated system is operated according to any rules or guidelines issued under the Act.