Planning application
113 Eaton Square London SW1W 9AA
Works: Extension Loft or dormer Windows or glazing
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Amendments to planning permission dated 6th November 2025 (RN 25/06283/FULL) for the External alterations including infill of the rear lightwell at lower ground floor level, addition of rooflights, replacement windows and doors including replacing garage doors and use of the garage as habitable space at 113 Eccleston Mews. NAMELY, Front windows of mews house changed from casement to timber, double glazed sash windows.
As published by the council, reference 26/02444/NMA
Application record
- Reference
- 26/02444/NMA
- Type
- Non-material amendments
- Status
- Pending
- Received
- 14 Apr 2026
- Validated
- 14 Apr 2026
- Ward
- Knightsbridge & Belgravia
- Postcode
- SW1W 9AA
Site history
Applications at this address on the Westminster register
This site has had 5 applications since 2025: 4 approved, 0 refused.
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26/00076/ADFULL Granted
113 Eaton Square London SW1W 9AA
Details confirming omission of rendered finish to front elevation, revised rear rooflight, revised window detail, rooflights showing relationship to finished roof pitch and external doors pursuant to condition 4 and 5 of planning permission dated 6th November 2025 (RN:25/06283/FULL).
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26/09395/ADLBC Granted
113 Eaton Square London SW1W 9AA
Details confirming omission of rendered finish to front elevation, revised rear rooflight, revised window detail, rooflights showing relationship to finished roof pitch and external doors pursuant to condition 4 and 5 of planning permission dated 6th November 2025 (RN: 25/06284/LBC). Linked to 26/00076/ADFULL
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25/06283/FULL Granted
113 Eaton Square London SW1W 9AA
External alterations including infill of the rear lightwell at lower ground floor level, addition of rooflights, replacement windows and doors including replacing garage doors and use of the garage as habitable space at 113 Eccleston Mews. (Linked 25/06284/LBC)
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25/06284/LBC Granted
113 Eaton Square London SW1W 9AA
Internal and external alterations including infill of the rear lightwell, introduction of rooflights, replacement windows and doors including replacing garage doors with casement windows to 113 Eccleston Mews(Linked 25/06283/FULL)
Timeline
Dates from the published record
-
14 Apr 2026
Received by Westminster
-
21 Jul 2026
Added to PlanIndex
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Decision
Awaiting decision
Decision expected by 9 June 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
Brahma London Ltd Agent, registered in London
Active · incorporated 2018 · London
10 applications on PlanIndex
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
7 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 amendment applications in a median of 54 days. More in our guide to how long planning decisions take.
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
-
113 Eaton Square London SW1W 9AA
Details confirming omission of rendered finish to front elevation, revised rear rooflight, revised window detail, rooflights showing relationship to finished roof pitch and external doors pursuant to condition 4 and 5 of planning permission dated 6th November 2025 (RN:25/06283/FULL).
Granted Full applications Loft or dormer Windows or glazing 16 docs -
113 Eaton Square London SW1W 9AA
Details confirming omission of rendered finish to front elevation, revised rear rooflight, revised window detail, rooflights showing relationship to finished roof pitch and external doors pursuant to condition 4 and 5 of planning permission dated 6th November 2025 (RN: 25/06284/LBC). Linked to 26/00076/ADFULL
Granted Conditions Loft or dormer Windows or glazing 15 docs -
116 Eaton Square London SW1W 9AA
87% historically approved · decision due ~17 Jun
Replacement lightwell stair and balustrade, floor finishes and surface water drainage, undercroft bin store and new service entrance door. (Linked with 26/02578/LBC)
Awaiting decision Full applications 15 docs -
116 Eaton Square London SW1W 9AA
90% historically approved · decision due ~17 Jun
Replacement lightwell stair and balustrade, floor finishes and surface water drainage, undercroft bin store and new service entrance door. (Linked with 26/02577/FULL)
Awaiting decision Heritage and listed buildings 2 docs -
105 Eaton Square London SW1W 9AA
Detailed drawings showing the position of the panelling and chimney piece relative to the party wall and chimney breast in the ground floor rear room (Dining Room) amended so as to relocate the panelling to the perimeter of the room and the chimneypiece to sit against the chimney breast and any fan coil units re-positioned in front of the panelling inside the room, pursuant to Condition 5(b) of Listed Building Consent dated 12 February 2025 (RN 24/05550/LBC).
Granted Conditions 11 docs -
Flat 1 109 Eaton Square London SW1W 9AA
90% historically approved · decision due ~4 Nov
Installation of external AC condenser units and plant within the existing under-pavement vaults to the front of the property at lower ground floor level; internal refurbishment and reconfiguration of the ground and lower ground floors, including rationalisation of internal layouts, replacement of the existing spiral staircase and balustrade/handrail, replacement of internal architectural details and restoration/reinstatement of surviving and/or concealed historical features; and associated works. (Linked with 26/05890/FULL)
Awaiting decision Heritage and listed buildings 1 doc
Other amendment applications
In Westminster
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26/06251/NMA Awaiting decision
19 Cumberland Street London SW1V 4LS
Amendments to planning permission dated 20th March 2026 (RN:25/08960/FULL) for Lower ground floor rear infill extension with terrace above, replacement of rear first floor conservatory, new roof level rear single dormer with access to third floor roof terrace, alterations to windows and external refurbishment, namely the change of conservatory gable roof to a flat GRP roof.
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26/06201/NMA Awaiting decision
Almack House 28 King Street St James's London SW1Y 6QW
Amendments to planning permission dated 16th April 2026 (RN:26/01487/FULL) for Installation of a mechanical plant at lower ground floor and installation of two grilles to two lower ground floor windows, namely change to approved grille.
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26/06212/NMA Awaiting decision
10 - 11 Lancaster Gate London W2 3LH
Amendment to Condition 12 (Whole Life Carbon) of planning permission dated 19th April 2024 (RN 23/04044/FULL) for Change of use from hotel to residential use (Class C3) with associated internal alterations to create 11 new units and external alterations comprising reconfiguration and recladding of the rear extension and restoration of the existing building. Namely to include additional requirement to evidence and justify where benchmarks cannot be achieved, consider mitigation measures and if none, evidence that all mitigation measures have been exhausted. (Linked with RN 26/06213/ADFULL)
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26/06211/NMA Awaiting decision
15 Portland Place London W1B 1PT
Amendments to planning permission dated 21th July 2022 (RN:22/03521/FULL) for Variation of condition 5 of planning permission dated 11th April 2018 (17/10815/FULL) for the Use of the building for a temporary period of 20 years as a medical use (Use Class D1) personal to OM Tower LLP. Namely, to amend condition 3.
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26/06199/NMA Awaiting decision
33 - 35 Praed Street London W2 1NR
Amendments to planning permission dated 24th Septmebr 2024 (RN:24/03287/FULL) for Use of lower ground and ground floors as supermarket with ancillary bakery (Class E); Use of first, second and third floors as aparthotel with 19 bedrooms (Class C1); Installation of plant machinery and solar thermal panels at roof level, Replacement of windows; and associated external alterations. Namely, Introduction of two shawarma grill machines in the supermarket area at ground floor level; the introduction of a new canopy to provide ventilation for the two shawarma grill machines; and amendments to the ventilation design for the lower ground floor bakery canopy extract.