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Does A Single Story Extension Need Planning Permission? [Solved]

If it would be taller than the roof, you would require planning permission for the extension. Single-storey rear extensions must not extend beyond the rear wall of the original house by more than three metres (if a semi-detached house) or by four metres (if a detached house).10 Aug 2018

House Extension (Single Storey) - Do you need Planning Permission? UK Permitted Development

This video guide explains how

Planning Permission V Permitted Development Rights

Do

Rules for building rear extensions under permitted development

In this video, discover the rules for building rear