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Conservation areas

Find out if you are in a conservation area and learn about planning guide and audits for these special areas.

Published: 29 January 2021

Last updated: 2 February 2021

There are 56 conservation areas in Westminster. They are designated by us for their special architectural and historic interest.

Within conservation areas, certain additional planning controls apply. You will need to apply for planning permission for demolition and for some alterations or extensions that don't need permission outside a conservation area.

Find out if you need planning permission

You must give us 6 weeks notice before any work is carried out to prune or fell a tree in a conservation area. 

Trees and high hedges

Find out if you are in a conservation area

The conservation area online map can be used to see what areas are affected.

Document

Conservation area guidance and audits

We prepare studies known as conservation area audits which provide a description of the special qualities, character and appearance of each conservation area. Audits are adopted either as Supplementary Planning Documents or Supplementary Planning Guidance