Fire and explosions
Not yet in forceExposure to uncontrolled fire and associated smoke and fumes, the blast and flying debris from an explosion, heat and hot gases from uncontrolled combustion, and the partial or total collapse of a structure caused by fire or explosion.
- Significant hazard: due from 30 November 2026, subject to the amending Regulations being approved and made.
- Emergency hazards: an emergency hazard of this type has applied since 27 October 2025 (all prescribed hazards except crowding and space).
- In Assure, reports can be recorded under this category, but the diagnosis and statutory clock are not yet built.
- GOV.UK (Ministry of Housing, Communities and Local Government), HHSRS Operating Guidance Part 2 (June 2026), hazard 4, page 32; HHSRS Regulations 2005, Schedule 1 paragraph 23A. Source
England · Due to take effect 30 November 2026 · Last checked 17 October 2026
