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
2,655 applications on PlanIndex · across 36 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
-
26/07459/NMA Awaiting decision
1 Hanover Square London W1S 1HA
Amendments to planning pemrission dated 10 October 2025 (RN: 25/01558/FULL) for the: Partial demolition, refurbishment and extension of the existing building to provide a sub-basement, basement, ground plus eight storey building; infilling and stepped rear extension; excavation of a new sub-basement level; installation of new plant equipment at basement and roof level; terraces at fourth, fifth, sixth, seventh and eighth floor levels; soft and hard landscaping; reprovision of car parking; new cycle parking facilities; and associated external works. Use of the building for retail and/or restaurant (Class E) on part ground floor and office (Class E) on all other floors. NAMELY, to allow alterations to the design of the ground floor frontages on Hanover Square and St George Street.
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26/07389/NMA Decided
Flat 1 5 Grittleton Road London W9 2DD
Amendments to planning permission dated 04 June 2025 (RN: 25/02022/FULL), NAMELY, amendment of Condition 4 to correct the property address from 9 Aldridge Road Villas to Flat 1 5 Grittleton Road.
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26/07377/NMA Awaiting decision
60 Ledbury Road London W11 2AJ
Amendments to planning permission dated 2nd October 2025 (RN 25/04018/FULL) for the Partial demolition, refurbishment, and erection of a mansard roof extension to form a new third floor with dormers to front, side and rear elevations; to form 6 flats (Class C3) on upper floors; external plant equipment and ductwork; lower ground floor excavation to increase floor to ceiling height; replacement windows; cycle parking and associated external alterations; use of the part ground floor and lower ground floor as retail and restaurant (Class E). Site includes 60-68 Ledbury Road) NAMELY, An amendment to the basement and ground floor drawing reference numbers; amendment to the description of development, in reference to restaurant and or retail use; and amendments to C
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26/07375/NMA Awaiting decision
77 Hereford Road London W2 5BB
Amendments to planning permission dated 4th August 2026 (RN 26/03970/FULL) for the Replacement of roof terrace access stair with glazed hatch, new timber decking and front and rear roof railings to roof terrace, with infilling side window of closet wing. NAMELY, Hinged hatch access substituted by sliding hatch.
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26/07312/NMA Awaiting decision
15 Rodmarton Street London W1U 8BL
Amendment to planning permission dated 5 May 2026 (26/00539/FULL) for: Erection of a single storey conservatory at rear ground floor level, use of the garage as internal living accommodation and installation of a new skylight at main roof level namely, to allow a reduction in the size of the rear orangery and alterations to its roof arrangement.