Planning application
Grosvenor Gardens House 35 - 37 Grosvenor Gardens London SW1W 0BS
Works: Extension Loft or dormer Demolition
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Amendments to planning permission dated 09 February 2023 (RN: 21/06372/FULL) which varied planning permission dated 3 July 2013 (RN: 12/07764/FULL) for: 'Demolition and rebuilding of rear section of building, excavation to create a two storey basement, extensions and associated refurbishment of Grosvenor Gardens House, to provide 42 residential units (Class C3) on first to seventh floors; reconfiguration at ground floor level to provide mixed retail use (Class A1 and/or Class A3); wellness facility, residential storage, plant, car and cycle parking at basement levels; and public realm works to Eaton Lane (23-47 Grosvenor Gardens and 44-52 Buckingham Palace Road)'. NAMELY, to allow additional fall prevention to Levels 2 and 3; amendments to gable end; chimney restoration; demolition of maintenance walkway; design development of stone dormers; installation of two dry riser inlets and ventilation grilles to Eaton Lane; amendments to UKPN and bin store door arrangement and high level privacy screens; omission of cat ladder and amendments to escape routes and roof-top services.
As published by the council, reference 25/08351/NMA
Application record
- Reference
- 25/08351/NMA
- Type
- Non-material amendments
- Status
- Decided
- Decision
- Application Permitted
- Received
- 14 Nov 2025
- Validated
- 24 Nov 2025
- Decided
- 13 Mar 2026
- Ward
- St James's
- Decision by
- Delegated Decision
- Postcode
- SW1W 0BS
Site history
Applications at this address on the Westminster register
This site has had 11 applications since 2022: 4 approved, 0 refused.
-
25/08589/LBC Granted
Grosvenor Gardens House 35 - 37 Grosvenor Gardens London SW1W 0BS
Installation of fall prevention to Levels 2 and 3; amendments to gable end; chimney restoration; demolition of maintenance walkway; design development of stone dormers; installation of two dry riser inlets and ventilation grilles to Eaton Lane; amendments to UKPN and bin store door arrangement and high level privacy screens; omission of cat ladder and amendments to escape routes and roof-top services.
-
25/07910/ADFULL Awaiting decision
Grosvenor Gardens House 35 - 37 Grosvenor Gardens London SW1W 0BS
Detailed drawings of the Western lift over run pursuant to condition 6 (3) of planning permission dated 9th February 2023 (RN:21/06372/FULL)
-
25/07913/ADLBC Awaiting decision
Grosvenor Gardens House 35 - 37 Grosvenor Gardens London SW1W 0BS
Details of windows and dormers pursuant to condition 4 (ii) of listed building consent dated 09 February 2023 (21/07165/LBC). (Linked with 25/07909/ADFULL)
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25/07909/ADFULL Awaiting decision
Grosvenor Gardens House 35 - 37 Grosvenor Gardens London SW1W 0BS
Details of windows and dormers pursuant to condition 5 (ii) of planning permission dated 09 February 2023 (RN: 21/06372/FULL). (Linked with 25/07913/ADLBC)
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25/07911/ADFULL Awaiting decision
Grosvenor Gardens House 35 - 37 Grosvenor Gardens London SW1W 0BS
Detailed drawings of the design, location and materials of all new external flues, vents and drainage pipework to include the new ventilation panels to the rear of the central roof pavilion pursuant to condition 9 of planning permission dated 9th February 2023
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25/07892/ADLBC Awaiting decision
Grosvenor Gardens House 35 - 37 Grosvenor Gardens London SW1W 0BS
Details showing the design, location and materials of all new external flues, vents, drainage pipework and new ventilation panels to the rear of the central roof pavilion pursuant to condition 7 of listed building dated 9th February 2023 (RN:21/07165/LBC)
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25/07890/ADLBC Awaiting decision
Grosvenor Gardens House 35 - 37 Grosvenor Gardens London SW1W 0BS
Details of windows and dormers and detailed inventory (including photographs) of all the surviving historic fittings and a method statement giving full details of the dismantling, storage and re-assembly of the fittings) pursuant to condition 4 (2) and 12 (ii) of listed building dated 9th February 2023 (RN:21/07165/LBC)
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25/07891/ADLBC Awaiting decision
Grosvenor Gardens House 35 - 37 Grosvenor Gardens London SW1W 0BS
Detailed drawings of the Western lift over run pursuant to condition 5 (3) of listed building dated 9th February 2023 (RN:21/07165/LBC)
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22/04616/ADFULL Granted
Grosvenor Gardens House 35-37 Grosvenor Gardens London SW1W 0BS
Details of samples of the facing materials pursuant to Condition 4 of planning permission dated 3rd July 2013 (RN: 12/07764/FULL)
-
22/04477/ADLBC Granted
Grosvenor Gardens House 35-37 Grosvenor Gardens London SW1W 0BS
Details of facing materials pursuant to Condition 3 of Listed Building Consent dated 02 July 2013 (RN:12/07766/LBC).
Timeline
Dates from the published record
-
14 Nov 2025
Received by Westminster
-
24 Nov 2025
Validated
Checked as complete and ready for consideration.
-
13 Mar 2026
Decision issued: Application Permitted
-
30 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Agent on file
2,030 applications on PlanIndex · across 33 councils · 98% granted
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See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
17 documents on file for this application
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Open the documentsWhat this grant of permission means
Westminster granted permission on 13 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 amendment applications
An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
Grosvenor Gardens House 35 - 37 Grosvenor Gardens London SW1W 0BS
Installation of fall prevention to Levels 2 and 3; amendments to gable end; chimney restoration; demolition of maintenance walkway; design development of stone dormers; installation of two dry riser inlets and ventilation grilles to Eaton Lane; amendments to UKPN and bin store door arrangement and high level privacy screens; omission of cat ladder and amendments to escape routes and roof-top services.
Granted Heritage and listed buildings Loft or dormer Demolition 15 docs -
Grosvenor Gardens House 35 - 37 Grosvenor Gardens London SW1W 0BS
90% historically approved · decision due ~25 Dec
Details showing the design, location and materials of all new external flues, vents, drainage pipework and new ventilation panels to the rear of the central roof pavilion pursuant to condition 7 of listed building dated 9th February 2023 (RN:21/07165/LBC)
Awaiting decision Conditions 6 docs -
Grosvenor Gardens House 35 - 37 Grosvenor Gardens London SW1W 0BS
87% historically approved · decision due ~26 Dec
Detailed drawings of the Western lift over run pursuant to condition 6 (3) of planning permission dated 9th February 2023 (RN:21/06372/FULL)
Awaiting decision Full applications 6 docs -
Grosvenor Gardens House 35 - 37 Grosvenor Gardens London SW1W 0BS
90% historically approved · decision due ~26 Dec
Details of windows and dormers pursuant to condition 4 (ii) of listed building consent dated 09 February 2023 (21/07165/LBC). (Linked with 25/07909/ADFULL)
Awaiting decision Conditions Loft or dormer Windows or glazing 4 docs -
Grosvenor Gardens House 35 - 37 Grosvenor Gardens London SW1W 0BS
87% historically approved · decision due ~26 Dec
Details of windows and dormers pursuant to condition 5 (ii) of planning permission dated 09 February 2023 (RN: 21/06372/FULL). (Linked with 25/07913/ADLBC)
Awaiting decision Full applications Loft or dormer Windows or glazing 4 docs -
Grosvenor Gardens House 35 - 37 Grosvenor Gardens London SW1W 0BS
87% historically approved · decision due ~26 Dec
Detailed drawings of the design, location and materials of all new external flues, vents and drainage pipework to include the new ventilation panels to the rear of the central roof pavilion pursuant to condition 9 of planning permission dated 9th February 2023
Awaiting decision Full applications 6 docs
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26/05886/NMA Awaiting decision
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26/05881/NMA Awaiting decision
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Amendments to planning permission dated 11 August 2026 (RN: 26/04158/FULL) for the: Erection of a single-storey rear extension at lower ground floor level; replacement of existing rear window with a door at ground floor level and creation of terrace with associated railings/screening; and associated external alterations. NAMELY, revise the height of the rear elevation kitchen French doors.
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26/05798/NMA Awaiting decision
3 Blenheim Road London NW8 0LU
Amendments to planning permission dated 18th January 2024 (RN:22/04886/FULL) for Excavation of single-storey basement extension with lightwells to front and rear gardens; Erection of single-storey extension to rear and three-storey extension to side; Formation of door to rear at lower ground floor level; Landscaping works; and associated external alterations. Namely, internal alterations and minor adjustment to rooflight position.
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26/05670/NMA Awaiting decision
64 St James's Street London SW1A 1NF
Amendments to planning permission dated 2nd September 2021 (21/02158/FULL) for: Demolition of the existing mansard roof and removal of plant and escape stair; erection of new double mansard roof extension and rear extension for additional commercial floorspace (Use Class E); and installation of new escape stair, rear balconies, roof terrace and associated works namely, amendments to allow for the installation of a condenser unit within the rear lightwell.
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26/05674/NMA Awaiting decision
52 Eaton Place London SW1X 8AL
Amendments to planning permission dated 25 September 2025 (25/05108/FULL) for: Alterations to rear extension at first floor level including creation of rear roof terrace at second floor level; replacement of first and second floor level front windows with double glazed timber sash windows; replacement of front door; reinstatement of period windows and doors namely, to allow replacement of second floor rear full height sash window with set of french doors.