A guide to the updated Fire Safety Standard BS 9991:2024

The BS 9991:2024 standard has been updated on 30 June 2025 to include a corrigendum taking into account feedback received. Our fire consultants are in the process of interpreting the amendments and evaluating their impact and will update any commentary.

In November 2024, the final version of BS 9991:2024 Fire Safety in the Design, Management and Use of Residential Building – Code of Practice was published, three years after the initial draft in 2021. This update has important implications for all residential buildings with specific focus on tall and very tall blocks of flats. It provides much needed clarity on various elements that have long been considered ambiguous by designers, whilst also capturing several enhancements to align the Standard with wider industry developments. 

This guide summarises the key changes in the BS 9991:2024.