15/11/2022
habitable room of a rental property containing gas appliances (excluding appliances used for cooking purposes). The landlord is required to carry out a checks and tests to ensure that carbon monoxide alarms in the rental property are working the day any new tenancy begins.
Before purchasing a CO alarm, always ensure it complies with British Standard EN 50291 and carries a British or European approval mark, such as a Kitemark. Check the manufacturer’s recommendations about how you should fit and test your alarm to ensure that the unit and the batteries are in good condition.