Planning application
42 Boscobel Place London SW1W 9PE
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
Installation of skydoor rooflight and railings in connection with use of main roof as a terrace and installation of one air-conditioning condenser unit on roof next to chimney stack with acoustic screen.
As published by the council, reference 25/09291/FULL
Application record
- Reference
- 25/09291/FULL
- Type
- Full Planning Permission Application
- Status
- Pending
- Received
- 22 Dec 2025
- Validated
- 22 Dec 2025
- Ward
- Knightsbridge & Belgravia
- Postcode
- SW1W 9PE
Site history
Applications at this address on the Westminster register
This site has had 4 applications since 2025: 1 approved, 1 refused.
-
25/09137/FULL Awaiting decision
42 Boscobel Place London SW1W 9PE
New window on rear elevation at lower ground floor level.
-
25/06450/ADFULL Granted
42 Boscobel Place London SW1W 9PE
Detailed drawings and sections (specifying finished appearance) of the new windows pursuant to Condition 5 (ii) of planning permission dated 20th March 2024 RN:23/04115/FULL)
-
25/05585/ADFULL Refused
42 Boscobel Place London SW1W 9PE
Detailed drawings at 1:10 and sections at 1:5 of the new windows and french doors pursuant to condition 5 (ii), (iii) of planning permission dated 20th March 2024 (RN:23/04115/FULL)
Timeline
Dates from the published record
-
22 Dec 2025
Received by Westminster
-
20 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 16 February 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
Christopher David Design Agent, a design practice registered in Staines-Upon-Thames
Active · incorporated 2020 · Staines-Upon-Thames
28 applications on PlanIndex · across 10 councils · 77% 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
20 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
-
42 Boscobel Place London SW1W 9PE
87% historically approved · decision due ~11 Feb
New window on rear elevation at lower ground floor level.
Awaiting decision Full applications Windows or glazing 17 docs -
42 Boscobel Place London SW1W 9PE
Detailed drawings and sections (specifying finished appearance) of the new windows pursuant to Condition 5 (ii) of planning permission dated 20th March 2024 RN:23/04115/FULL)
Granted Full applications Windows or glazing 8 docs -
42 Boscobel Place London SW1W 9PE
Detailed drawings at 1:10 and sections at 1:5 of the new windows and french doors pursuant to condition 5 (ii), (iii) of planning permission dated 20th March 2024 (RN:23/04115/FULL)
Refused Full applications Windows or glazing 11 docs -
43 Eaton Square London SW1W 9BD
Installation of internal air conditioning system at lower ground floor level.
Granted Heritage and listed buildings 17 docs -
Basement And Ground Floor 41 Eaton Square London SW1W 9DH
Replacement sidelight windows to rear lower ground level doors.
Granted Full applications Windows or glazing 8 docs -
Basement And Ground Floor 41 Eaton Square London SW1W 9DH
Replacement sidelight windows at rear lower ground level doors and internal alterations at ground and lower ground levels.
Granted Heritage and listed buildings Windows or glazing 19 docs
Other full applications
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26/06295/FULL Awaiting decision
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Installation of a new shopfront.
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26/06297/FULL Awaiting decision
15 Warwick Way London SW1V 1QT
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
40 Grosvenor Place London SW1X 7HJ
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))
-
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)