Planning application
13 Upper Belgrave Street London SW1X 8BA
Relates to 25/08079/LBC
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Installation of a condenser unit on the roof.
As published by the council, reference 25/08078/FULL
Application record
- Reference
- 25/08078/FULL
- Type
- Full Planning Permission Application
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 6 Nov 2025
- Validated
- 11 Nov 2025
- Decided
- 19 Mar 2026
- Ward
- Knightsbridge & Belgravia
- Decision by
- Delegated Decision
- Postcode
- SW1X 8BA
Site history
Applications at this address on the Westminster register
This site has had 9 applications since 2012: 3 approved, 1 refused.
-
26/07298/FULL Awaiting decision
13 Upper Belgrave Street London SW1X 8BA
Replacement water tank room at roof level.
-
26/07299/LBC Awaiting decision
13 Upper Belgrave Street London SW1X 8BA
Replacement water tank room at roof level (Linked to 26/07298/FULL)
-
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 Refused
13 Upper Belgrave Street London SW1X 8BA
Installation of an external condenser at main roof level and six internal fan coil units and associated service routes at first floor level.
-
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.
-
19 Mar 2026
Decision issued: Application Permitted
-
20 Jul 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
-
25/08079/LBC Refused
13 Upper Belgrave Street London SW1X 8BA
Installation of an external condenser at main roof level and six internal fan coil units and associated service routes at first floor level.
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
25 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 this grant of permission means
Westminster granted permission on 19 March 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
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
Installation of an external condenser at main roof level and six internal fan coil units and associated service routes at first floor level.
Refused Heritage and listed buildings 9 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
-
26/07528/FULL Awaiting decision
69 Eaton Place London SW1X 8DF
Installation of new cast iron water pipe on rear courtyard elevation. (Linked with 26/07529/LBC)
-
26/05200/FULL Decided
1 The Court House 165 Seymour Place London W1H 4PU
Installation of waterproofing system to the existing lead flat roofs
-
26/07521/FULL Awaiting decision
Flat 18 Harlequin Court 20 Tavistock Street London WC2E 7NZ
Installation of one external condenser unit
-
26/07508/FULL Awaiting decision
Buckingham Palace The Mall London SW1A 1AA
Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights installed within the lantern clusters across 10 principal piers, with associated concealed cabling and reversible fixings. (Linked with 26/07509/LBC)
-
26/07472/FULL Awaiting decision
Flat 3 82 New Cavendish Street London W1G 9TA
Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07473/LBC)