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26/1085ApproveLast updated 25/07/2026, 20:07

An application seeking a certificate of lawfulness for proposed roof alterations at a residential property.

The works include a hip-to-gable roof extension, a rear dormer extension featuring a Juliet balcony, installation of three front rooflights, and the removal of a chimney stack.

Certificate of Lawfulness - Proposed
Valley Drive, London NW9

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Full Proposal

Certificate of lawfulness for proposed rear dormer extension with 1x juliet balcony, hip to gable roof extension, 3x front rooflights and removal of 1x chimney stack to the dwellinghouse.

Application Timeline

Application Registered29/04/2026
Application Validated29/04/2026
Decision MadeN/A
Decision Issued24/06/2026
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For neighbours

Physical construction works
Build-phase noise, dust and vehicles while works are carried out.
Upper-floor or window works
First-floor, dormer, balcony or window works in the description.

What the application involves, identified from its description — an indicator, not an assessment. Set your address to see distance and direction.

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