Approved Document B (Fire safety) volume 1: Dwellings, 2019 edition incorporating 2020 and 2022 amendments

Approved Document B (Fire safety) volume 1: Dwellings, 2019 edition incorporating 2020 and 2022 amendments. This document is the 2022 amended version of Approved Document B, Volume 1, providing guidance on meeting the fire safety requirements of the Building Regulations for dwellings in England. The 2022 amendments introduced significant new requirements, including provisions for evacuation alert systems in tall residential buildings and new guidance on external wall materials. It also brought in more stringent rules regarding the provision of information to fire and rescue services. This version is critical for anyone designing or constructing residential buildings, reflecting updated government policy on fire safety post-Grenfell. This page provides a structured summary, key provisions, and practical guidance on the application of AD B Vol 1 (2022 amendments) to UK fire safety engineering, building design, and Building Safety Act compliance.