Planning application
3 Audley Square W1K 1DP
Works: Extension Loft or dormer Windows or glazing Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Amendments to planning permission dated 23 June 2015 (Ref: 15/00132/FULL) for, 'Excavation beneath footprint of building, rear garden and garage; erection of single storey rear extension at lower ground floor level with external terrace above; alterations and extensions at roof level including creation of roof terrace; excavation beneath pavement vaults; and associated alterations (including plant to rear); all to enlarge dwellinghouse (Class C3)'; Namely, the omission of the entire consented basement and indoor pool, the reconfiguration of the master bedroom layout to provide a singular lift access rather than double lift arrangement, the relocation and expansion of the rear lightwell, the optimisation of the top floor to extend the ridge of the existing rear mansard roof horizontally before it slopes down to meet the existing front mansard roof ridge, and increase the extent of elevational glazing, relocating the garage to the ground floor of 3 Red Lion Yard, introduction of comfort cooling and repair and replacement work as necessary to the existing facades.
As published by the council, reference 25/07546/NMA
Application record
- Reference
- 25/07546/NMA
- Type
- Non-material amendments
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 17 Oct 2025
- Validated
- 17 Oct 2025
- Decided
- 25 Jun 2026
- Ward
- West End
- Decision by
- Delegated Decision
- Postcode
- W1K 1DP
Site history
Applications at this address on the Westminster register
This site has had 2 applications since 2025: 2 approved, 0 refused.
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25/07479/LBC Granted
3 Audley Square W1K 1DP
Remove the consented basement, alterations to the roof design to extend and relocate the rooflight, and optimise the fourth floor, alterations to the master bedroom layout on the second floor, reconfigure the garage arrangement, and repair works to facades.
Timeline
Dates from the published record
-
17 Oct 2025
Received by Westminster
-
25 Jun 2026
Decision issued: Application Permitted
-
21 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
DP9 Ltd Agent
Active · incorporated 2004
2,223 applications on PlanIndex · across 37 councils · 98% granted
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Plans, drawings, consultee responses and the officer's report
48 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.
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Open the documentsWhat this grant of permission means
Westminster granted permission on 25 June 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 0.3 miles
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3 Audley Square W1K 1DP
Remove the consented basement, alterations to the roof design to extend and relocate the rooflight, and optimise the fourth floor, alterations to the master bedroom layout on the second floor, reconfigure the garage arrangement, and repair works to facades.
Granted Heritage and listed buildings Loft or dormer 65 docs -
2 Audley Square W1K 1DB
1 x London plane: crown reduce to previous, most recent reduction points removing 1.5m of growth.
Granted Trees 7 docs -
3 Red Lion Yard London W1J 5JR
Refurbishment including the removal of a conservatory roof, provision of a new roof terrace, facade treatments, and the internal reconfiguration of garage arrangements.
Granted Heritage and listed buildings Extension Roofing 34 docs -
3 Red Lion Yard London W1J 5JR
Refurbishment including the removal of a conservatory roof, provision of a new roof terrace, facade treatments, and the internal reconfiguration of garage arrangements (Linked 25/07551/LBC)
Granted Full applications Extension Roofing 40 docs -
4 Red Lion Yard London W1J 5JR
Refurbishment including the creation of a new lightwell atrium,terrace, facade treatments, and replacement rooflights and installation of air conditioning unit to ground floor. (Linked to 25/07550/FULL)
Granted Heritage and listed buildings Loft or dormer 55 docs -
4 Red Lion Yard London W1J 5JR
Refurbishment including the creation of a new lightwell atrium, terrace, facade treatments, and replacement rooflights and installation of air conditioning unit to ground floor.(Linked to 25/07551/LBC)
Granted Full applications Loft or dormer 56 docs
Other amendment applications
In Westminster
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26/06232/NMA Awaiting decision
37 Trevor Place London SW7 1LE
Amendments to planning permission dated 17th July 2026 (RN 26/03030/FULL) for the Alterations including enlargement of louvres and installation of new plant in basement; landscaping of roof terrace; second floor windows replaced with door sets; partial demolition at ground and first floor levels to create new lightwell and landscaped courtyard. NAMELY, addition of a free-standing sauna to the second-floor roof terrace.
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26/06256/NMA Awaiting decision
Queens Court Queensway London W2 4QN
Amendments to planning permission dated 21st May 2026 (RN:25/05013/FULL) for Variation of conditions 1, 3, 8, 9 and 17 of planning permission dated 11th May 2022 (RN 18/09765/FULL) for the Change of use of rear part of Queensway Market to Retail, Financial and Professional services, Office and Restaurant (within Class E) use and 5 residential units facing Princes Court, reconfiguration of retail units along Queensway including introduction of Retail uses at Nos.23 and 33 (current entrances to Queensway Market) and use of Nos.25 and 41-43 Queensway as Restaurant uses, installation of new shopfronts to Nos.23 to 43 Queensway 23-43, erection of infill extension to rear at ground floor level, erection of two new pavilion structures for Retail use and associated new hard and soft landscaping on land between Queens Court and Princes Court, installation of green roofs, rooflights and mechanical plant within enclosures to first floor level roofs between projecting rear wings of Queens Court installation of kitchen extract ducts to rear elevations, and associated cycle parking, waste storage, plant and other ancillary alterations ('Application 2'). Namely, to vary the hours of operation for the refrigeration plant controlled by condition 6.
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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)