Compliance & Safety5 min readLast reviewed 2 July 2026
Smoke and Carbon Monoxide Alarm Requirements for Landlords in England
Smoke alarms on every storey and CO alarms in rooms with solid fuel appliances are mandatory in rented properties in England.
England only. This guide applies to private rented property in England. Wales and Scotland have separate legal frameworks — dedicated guides will be published separately.
Key takeaways
- At least one smoke alarm must be installed on every storey with a habitable room.
- Carbon monoxide alarms are required in any room with a fixed combustion appliance (excluding gas cookers).
- Alarms must be tested on the first day of a new tenancy.
- Landlords must repair or replace faulty alarms during the tenancy if reported.
- Local authorities can impose civil penalties up to £5,000 for non-compliance.
Smoke and CO alarm regulations
The Smoke and Carbon Monoxide Alarm (England) Regulations 2022 require landlords to install and maintain smoke and carbon monoxide alarms in all rented properties. These rules apply to assured shorthold tenancies, licences, and regulated tenancies.
Installation requirements
- Install at least one smoke alarm on every storey with a habitable room.