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Planning householder retrofit how-to guides

Read about some common retrofit measures in Westminster in our how-to guides

Retrofit how-to guides

We are creating a series of simple planning guides to provide advice on common retrofit measures. These explain what permissions you may need, what issues you should consider, and how to make a successful application.

The current guides include advice on:


We want to ensure our how-to guides are as helpful as possible and will continue to amend and update them in response to feedback.

We would welcome your comments on the documents and how we can make this more useful. Please send any comments to [email protected].

Further guidance and future guides

You can find further advice on retrofit in our Environmental Supplementary Planning Document.

We are creating these guides to provide advice on the full range of measures set out in supplementary planning document. We will continue to update these pages as subsequent guides become available.

The next guides to be published will be about solar panels and green roofs.

Published: 11 August 2022

Last updated: 27 February 2024