Approved Document B: the September 2026 changes explained
Second stairs, evacuation lift design and transitional arrangements: what the latest fire-safety guidance means for building projects in England.
Read updateKnowledge centre
Practical information for property teams, residents and commercial clients - written to help you spot problems, ask better questions and plan the right next step.
Recent changes
What has changed, who it affects and what to check next. Each update links to the original source.
Second stairs, evacuation lift design and transitional arrangements: what the latest fire-safety guidance means for building projects in England.
Read updateThe revised code of practice covers fire-resisting and smoke-control doors of more materials, with updated installation and smoke-control guidance.
Read updateThe new evacuation-planning duties for specified residential buildings in England, and where passive-fire maintenance remains part of the wider safety picture.
Read updatePractical guidance
A practical guide to access, phasing, housekeeping, other trades and evidence when arranging fire stopping remedials in a building that remains in use.
Read guideHow building teams can coordinate new service penetrations, review disturbed seals and retain evidence of the completed fire stopping.
Read guideUnderstand failed tests, access limitations, remedial assessment and the asset-level records needed to follow up a fire damper service report.
Read guideDefine inspection scope, evidence checks, access limitations, report fields and quotation requirements before commissioning a fire door survey.
Read guideHow property teams can plan fire door maintenance around reliable asset data, prioritised defects, access, suitable repairs and traceable completion records.
Read guideHow door condition, supporting evidence and compatible components inform a repair or replacement decision, and what to check before approving work.
Read guideUnderstand contractor certification, evidence for the existing doorset, certificates for qualifying maintenance and completion records for nominal fire doors.
Read guideA practical guide to the reports, photographs, quantities and access information needed for a useful fire door quotation, including desktop and on-site survey limitations.
Read guideOrganise fire door, compartmentation, fire stopping and damper actions with a printable checklist and a clear record of owners, evidence and outstanding work.
Read guideA practical route from a reported fire door concern to assessment, an appropriate repair or replacement decision, and a documented close-out.
Read guideWhat a compartmentation survey checks, why concealed construction can limit a visual inspection and when controlled intrusive opening-up may be needed.
Read guideThe legal maintenance duty, annual testing benchmark and circumstances that may require more frequent attention.
Read guideA practical visual checklist for common signs that a fire door needs competent inspection or repair.
Read guideWarning signs of damaged fire stopping around service penetrations, wall heads and compartment lines, plus how to arrange competent remedial action.
Read guideA plain-English guide for responsible persons managing multi-occupied residential buildings in England.
Read guideA practical handover checklist for location references, photographs, products, applicable certificates and unresolved actions, with context on England's golden-thread requirements.
Read guideImportant
Fire performance depends on the complete tested construction and the circumstances of each building. Do not alter doorsets, compartment walls or penetration seals without appropriate evidence and competent advice.
Browse frequently asked questionsTalk to FireX
Send us photographs, the location and any available fire strategy or survey information. We can help define the appropriate inspection or remedial next step.