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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