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England · National documents

Technical housing standards – nationally described space standard

Sets out the nationally described internal space standard for new dwellings, including floor areas, storage and bedroom dimensions.

AI-generated summaries of the linked official sources; not editorially reviewed. Sources and limits

Technical standardPublished at source check

Where this document applies

England: relevance depends on the proposal, site and planning process.

Technical housing standards – nationally described space standard (official source, opens in a new tab) · Documents; Details

Internal area is linked to occupancy and layout

The space standard’s table relates minimum internal areas and storage to bedrooms, bedspaces and storeys. Its accompanying provisions address bedroom dimensions and ceiling height, so the headline total floor area is only part of the assessment.

Read the official source (official source, opens in a new tab) · Standard: requirements; Table 1 and notes

Establish why the standard applies

The publisher identifies the document as a technical planning standard rather than a building regulation. Check the relevant policy or permission route, and use the complete table notes rather than applying one area figure to every dwelling.

Read the official source (official source, opens in a new tab) · Details; amendments of 19 May 2016

Limits and checks

  • This national source does not establish the local policies, designations or site facts that apply to an individual proposal.
  • This is a planning standard, not a building regulation. Check the relevant planning policy or permission route before assuming the standard applies.

Put the national source in your local context

Start with the exact refusal reason. Note the policy and paragraph it cites, then check your authority’s policy summary and the facts discussed in relevant appeal decisions. Each appeal turns on its own facts and does not predict another outcome.