Flat 11 46 Upper Grosvenor Street London W1K 2NW
Refused on 5 May 2026
Boundary © HM Land Registry, © Ordnance Survey · details
This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.
Proposal
Detailed drawings of existing and proposed windows with key details pursuant to condition 2 of planning permission dated 6th November 2025 (RN: 25/05340/FULL).
- Received
- 19 March 2026
- Council
- City of Westminster
- Ward
- West End
- Agent
- Chirag Desai Architects
- ReceivedReceived19 Mar
- ValidatedValidated19 Mar
- Consult.Consultation
- TargetTarget Date14 May
- DecidedDecided5 May
Decided in 47 days (council typically 49)
About this application
This is an application to discharge conditions at Flat 11 46 Upper Grosvenor Street London W1K 2NW. Westminster has handled 3,063 applications of this type. This one was decided in 47 days. The site is in the Mayfair conservation area, with 12 listed buildings nearby. There has been 1 other application at this address. In the past year there have been 478 applications across West End. We hold 886 applications in total for the W1K postcode area.
92% of conditions applications at City of Westminster were approved. Across all application types, the council typically decides in about 7 weeks (median).
Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street
Application details
- Postcode
- W1K 2NW
- Application type
- Approval of Details (Full PP)
- Scale / size
- Small
Planning application dates
- Date validated
- 19 March 2026
- Target decision date
- 14 May 2026
Applicant and agent
- Agent
- Chirag Desai Architects
- Architect profile
- CHIRAG DESAI ARCHITECTS LIMITED
- Agent address
- 38 Merriman Road London London SE3 8RX United Kingdom
Planning decision
- Statutory period
- 56 days
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Mayfair
- Article 4 direction: Article 4 Basement Development Permitted Rights Removed
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (21)
flood storage areas, tree preservation orders, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.
A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.
Data © Crown copyright and others · sources and licences
Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.
© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.
© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.
© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.
Contains Ordnance Survey data © Crown copyright and database right 2026.
Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.
Associated applications
- 202615 Jul
Variation of condition 2 of planning permission dated 06 November 2025 (RN: 25/05340/FULL
ApprovedVariation of conditions (s73)26/04722/FULL - 202619 Mar
Detailed drawings of existing and proposed windows with key details pursuant to condition 2 of planning…
This applicationRefusedDischarge of conditions26/01789/ADFULL - 202510 Sep
Replacement of existing windows. (Flat 11, 46 Upper Grosvenor Street)
ApprovedFull planning permissionPart of25/05340/FULL
Source: Westminster
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Around this site
Nearby applications
- 47 Upper Grosvenor Street London W1K 2NP23/00069/ADFULL · ConditionsApproved0.0 mi
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- 41 Upper Grosvenor Street London W1K 2NH25/07262/FULL · FullApproved0.0 mi
- 30 Grosvenor Square London W1K 6AN25/01206/ADFULL · ConditionsApproved0.0 mi
- 30 Grosvenor Square London W1K 6AN25/02869/ADFULL · ConditionsApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for windows & doors near this site- Avent Roofing ServicesVerifiedWestminsterRoofing0.6 mi
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman1.1 mi
- Orient Construction Consultancy LimitedVerifiedLondon4.3 mi
- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering5.1 mi
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