Planning application
13 Upper Belgrave Street London SW1X 8BA
Relates to 25/08079/LBC
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Installation of fan coil units within concealed joinery and an external condenser on the roof. (Linked with 25/08079/LBC)
As published by the council, reference 25/08078/FULL
Application record
- Reference
- 25/08078/FULL
- Type
- Full Planning Permission Application
- Status
- Pending
- Received
- 6 Nov 2025
- Validated
- 11 Nov 2025
- Ward
- Knightsbridge & Belgravia
- Postcode
- SW1X 8BA
Site history
Applications at this address on the Westminster register
This site has had 7 applications since 2012: 2 approved, 0 refused.
-
26/03800/LBC Decided
13 Upper Belgrave Street London SW1X 8BA
Removal of temporary timber ply structure, and infill existing opening with timber joists, finished with an asphalt finish.
-
26/03799/FULL Decided
13 Upper Belgrave Street London SW1X 8BA
Removal of temporary timber ply structure, and infill existing opening with timber joists, finished with an asphalt finish at roof level.
-
26/02241/LBC Awaiting decision
13 Upper Belgrave Street London SW1X 8BA
Installation of internal fan coil units.
-
25/08079/LBC Awaiting decision
13 Upper Belgrave Street London SW1X 8BA
Installation of fan coil units within concealed joinery and an external condenser on the roof. (Linked with 25/08079/LBC)
-
25/05795/LBC Granted
13 Upper Belgrave Street London SW1X 8BA
Internal alterations at first and mezzanine floor levels.
-
12/11274/FULL Granted
13 Upper Belgrave Street London SW1X 8BA
Installation of 85cm diameter transparent satellite dish on chimney stack to the rear.
Timeline
Dates from the published record
-
6 Nov 2025
Received by Westminster
-
11 Nov 2025
Validated
Checked as complete and ready for consideration.
-
20 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 6 January 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.
Related applications
Cases linked to this one on the register
-
25/08079/LBC Awaiting decision
13 Upper Belgrave Street London SW1X 8BA
Installation of fan coil units within concealed joinery and an external condenser on the roof. (Linked with 25/08079/LBC)
Who's behind it
Company information only, from the register and Companies House
Leconfield Property Group Ltd Agent, registered in Chelsea
Active · incorporated 2010 · Chelsea
9 applications on PlanIndex · across 2 councils
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
17 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.
Watch members (£5 a month) open the document list 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 91 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 0.3 miles
-
13 Upper Belgrave Street London SW1X 8BA
90% historically approved · decision due ~6 Jan
Installation of fan coil units within concealed joinery and an external condenser on the roof. (Linked with 25/08079/LBC)
Awaiting decision Heritage and listed buildings 5 docs -
13 Upper Belgrave Street London SW1X 8BA
Internal alterations at first and mezzanine floor levels.
Granted Heritage and listed buildings 21 docs -
12 Upper Belgrave Street London SW1X 8BA
Cladding of the treads and risers of the secondary stair in timber and replacement of existing door reveal between the main stair and the dining room with a traditional panelled timber reveal at first floor level.
Granted Heritage and listed buildings 3 docs -
12 Upper Belgrave Street London SW1X 8BA
Details of door sets under entrance bridge pursuant to condition 7 (v) of planning permission dated 31 August 2023 (RN: 23/01615/FULL).
Granted Full applications 9 docs -
13 Upper Belgrave Street London SW1X 8BA
90% historically approved · decision due ~28 May
Installation of internal fan coil units.
Awaiting decision Heritage and listed buildings 19 docs -
12 Upper Belgrave Street London SW1X 8BA
Details of door sets under entrance bridge pursuant to condition 5 (v) of listed building consent dated 31 August 2023 (RN: 23/01616/LBC).
Granted Conditions 9 docs
Other full applications
In Westminster
-
26/06295/FULL Awaiting decision
15 Warwick Way London SW1V 1QT
Installation of a new shopfront.
-
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.
-
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)