P2-7
Response
Accepted
AI-assessed
Reconsider compartmentation in Approved Document B
Recommendation
New materials and methods of construction and the practice of overcladding existing buildings make the existence of effective compartmentation a questionable assumption and we recommend that it be reconsidered when Approved Document B is revised. (113.13)
Published Evidence Summary
The following publicly available evidence relates to this recommendation:
According to reports, the reconsideration of compartmentation guidance is being addressed through the ongoing review of Approved Document B, led by the Building Safety Regulator. A six-member expert panel was appointed on 31 July 2025 to guide this review, which includes examining new materials and construction methods.
How was this assessed?
Assessed by gemini-2.5-flash on 19 Mar 2026
Checked data held on this site (government responses, progress updates, independent evidence)
External sources searched: www.gov.uk, www.legislation.gov.uk, hansard.parliament.uk
Jurisdiction
England
Response
Accepted
Response
Accepted
Accepted
UK Government
26 Feb 2025
The government accepts this recommendation. We will address this through the response to recommendation 5.
Progress Timeline
Official Report
01 Feb 2026
Compartmentation guidance addressed through ongoing Approved Document B review by Building Safety Regulator. Six-member expert panel appointed 31 July 2025 guiding review. (Covers Recommendations 5, 6, 7, 8, 9, 11, 12.)
Responsible Bodies
UK Government
Primary
Themes & Tags
Recommendation age
1.5 yrs
Last formal update
01 Feb 2026