Planning application
23 Wilton Row London SW1X 7NS
Works: Loft or dormer
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Details of new rooflight, including any upstand pursuant to condition 4 of planning permission dated 17th June 2025 (RN:25/02431).
As published by the council, reference 26/01664/ADFULL
Application record
- Reference
- 26/01664/ADFULL
- Type
- Approval of Details (Full PP)
- Status
- Pending
- Received
- 13 Mar 2026
- Validated
- 13 Mar 2026
- Ward
- Knightsbridge & Belgravia
- Postcode
- SW1X 7NS
Site history
Applications at this address on the Westminster register
This site has had 2 applications since 2025: 1 approved, 0 refused.
-
25/06110/FULL Granted
23 Wilton Row London SW1X 7NS
Installation of air condenser unit within basement lightwell.
Timeline
Dates from the published record
-
13 Mar 2026
Received by Westminster
-
21 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 8 May 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 65 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
Lewis Stroud Architects Ltd Agent, an architecture practice registered in London
Active · incorporated 2018 · London
17 applications on PlanIndex · across 4 councils · 100% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
5 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat 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 89 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.
Nearby applications
Within 500 metres
-
23 Wilton Row London SW1X 7NS
Installation of air condenser unit within basement lightwell.
Granted Full applications 20 docs -
3 Wilton Row London SW1X 7NR
Variation of condition 1 of planning permission dated 01 October 2024 (RN24/03484/FULL) for excavation at lower ground floor level to increase internal floor to ceiling height, lowering the garden level by 300mm and alterations to existing lightwell. NAMELY, internal alterations and lowering the level at lower ground floor level.
Granted Full applications 15 docs -
17 Grosvenor Crescent London SW1X 7EE
87% historically approved · decision due ~3 Aug
Replacement of basement level door with bullet resistant door and transom windows above; provision of removal of section of existing handrail and provision of a new gate at basement level; internal alterations including replacement of two security counters on the ground floor (FB6 and RC4 glazing, document passthroughs, and partitions); replacement of three security counters in the basement (FB6 and RC4 glazing, document pass-throughs, and partitions); replacement of an external bullet-resistant emergency door (FB6); replacement of an external bullet-resistant window (FB6) at basement level; refresh works to include paint and decorate , floor finishers and basement WC; replacement of desking and furniture; and replacement of fire door to meet current fire and building regulations. (Linked with 26/03745/LBC)
Awaiting decision Full applications Windows or glazing 8 docs -
3 Wilton Row London SW1X 7NR
Internal enlargement of existing lower ground floor, including lowering the lower ground floor level.
Granted Full applications 23 docs -
32 Grosvenor Crescent Mews London SW1X 7EX
87% historically approved · decision due ~22 May
Details of land contamination, addressing the risk of ground gas and recommending that no remediation strategy, updated Whole Life Carbon Assessment based on the revised structural approach, draft legal agreement to mitigate the increased demand for on-street car parking and ensure a car-free development and Community Infrastructure Levy pursuant to conditions 6, 7, 16 of planning permission dated 17th October 2025 (RN:24/09037).
Awaiting decision Full applications 5 docs -
33 Grosvenor Crescent Mews London SW1X 7EX
Detailed drawings and a management plan in relation to the new planters, including size, layout and species pursuant to Condition 7 of planning permission dated 04 April 2025 (RN25/00783/FULL)
Granted Full applications 11 docs
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26/06297/FULL Awaiting decision
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Alterations to rear elevation at basement level comprising repolacement window and installation of double opening door.
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26/06234/FULL Awaiting decision
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Use of lower ground floor of Unit 3 and ground floor of Unit 2 as gym (Class E(d)) and/ or office (Class E(g))
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26/06249/FULL Awaiting decision
53 Wimpole Street London W1G 8YH
Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06250/LBC)
-
26/03576/FULL Decided
15A Devonshire Terrace London W2 3DW
Erection of an infill extension to basement courtyard to form new bedroom and internal alterations. (Linked with 26/03577/LBC)