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DC/26/143960ApproveLast updated 23/07/2026, 18:09

Application for a lawful development certificate for a rear roof extension with a Juliet balcony, front roof lights, and a single-storey rear extension.

Lawful Development Certificate proposed
Knapdale Close, London SE23

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Full Proposal

Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) Class A, Class B, and C of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the construction of a roof extension in the rear roof slope incorporating Juliet balcony, installation of roof lights in the front roof slope, together with a single storey rear extension at 10 Knapdale Close SE23.

Application Timeline

Application Registered08/05/2026
Application Validated19/05/2026
Decision Made13/07/2026
Decision Issued13/07/2026
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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.

Case Officer

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