Architecture Public knowledge base

Reviewed 25.10.2026England focus

Jasmine Gokmen
In forceAcoustics & Access

Approved Document M: Access to and use of buildings

Inclusive access and wheelchair housing

Provides a baseline for accessible buildings and three optional housing categories for visitability, accessibility and wheelchair use.

Also known as: AD M, Approved Document M, accessible, wheelchair

Jurisdiction
England
Document type
Statutory guidance
Edition
Volume 1 2015 · Volume 2 2015 incorporating 2024 amendments
Source updated
1 October 2024
Applies from
1 October 2024 (Volume 2 amendments)
Topic
Acoustics & Access

Key requirements

  • M4(1) visitable dwellings; M4(2) accessible and adaptable dwellings; M4(3) wheelchair user dwellings.
  • Categories 2 and 3 apply only where required by planning permission.
  • Volume 2 covers buildings other than dwellings and includes Changing Places toilets.
  • The 2024 amendments align Volume 2 with Part T.
  • Accessible routes, entrances, sanitary facilities and signage are covered.

Performance at a glance

Dwelling categories
M4(1) · M4(2) · M4(3)
Volumes
Dwellings / non-domestic

Applies to

New buildings and relevant alterations in England.

Official source

GOV.UK — Approved Document M

Open official source

Related records

Part T · Toilet accommodationBS 8300 · Accessible and inclusive built environmentPart K · Protection from falling, collision and impactPart G · Sanitation, hot water safety and water efficiency

Reviewed 25 October 2026. This summary is an editorial reference, not legal advice. Check the current official text and confirm the approach with building control before relying on it. Browse all 35 records.