Planning application
18 Warwick Avenue London W9 2PT
Works: Extension
Relates to 26/05489/LBC
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Internal and external alterations, repairs and refurbishment, including extension at lower ground floor level, side extension at ground and first floor level, creation of a basement and other works incidental to the development. (Linked to 26/05489/LBC)
As published by the council, reference 26/05488/FULL
Application record
- Reference
- 26/05488/FULL
- Category
- Full applications
- Status
- Pending
- Received
- 12 Aug 2026
- Validated
- 12 Aug 2026
- Postcode
- W9 2PT
Site history
Applications at this address on the Westminster register
This site has had 2 applications since 2026.
-
26/05489/LBC Awaiting decision
18 Warwick Avenue London W9 2PT
Internal and external alterations, repairs and refurbishment, including extension at lower ground floor level, side extension at ground and first floor level, creation of a basement and other works incidental to the development. (Linked to 26/05488/FULL)
Timeline
Dates from the published record
-
12 Aug 2026
Received by Westminster
-
18 Aug 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 7 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Westminster took a median of 61 days over the applications it decided in the last year.
Related applications
Cases linked to this one on the register
-
26/05489/LBC Awaiting decision
18 Warwick Avenue London W9 2PT
Internal and external alterations, repairs and refurbishment, including extension at lower ground floor level, side extension at ground and first floor level, creation of a basement and other works incidental to the development. (Linked to 26/05488/FULL)
1 later application on the register refers to this one:
-
26/05489/LBC Awaiting decision
18 Warwick Avenue London W9 2PT
Internal and external alterations, repairs and refurbishment, including extension at lower ground floor level, side extension at ground and first floor level, creation of a basement and other works incidental to the development. (Linked to 26/05488/FULL)
What happens while it is decided
This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided full applications in a median of 85 days. More in our guide to how long planning decisions take.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
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