Grand Buildings Trafalgar Square London WC2N 5EJ
Approved on 21 May 2026
Proposal
Erection of rooftop pavilion and glass balustrade to facilitate the use of part of the flat roof as an external amenity area for occupiers of the building; relocation of photovoltaic panels.
- Received
- 7 April 2026
- Council
- City of Westminster
- Ward
- St James's
- Agent
- Savills (UK) Ltd
- ReceivedReceived7 Apr
- ValidatedValidated7 Apr
- Consult.Consultation
- TargetTarget Date2 Jun
- DecidedDecided21 May
Decided in 44 days (council typically 49)
About this application
This is a full planning application for a solar installation at Grand Buildings Trafalgar Square London WC2N 5EJ. Westminster has handled 4,484 applications of this type. This one was decided in 44 days, 5 days quicker than Westminster's typical decision time. The site is in the Trafalgar Square conservation area, with 13 listed buildings nearby. There has been 1 other application at this address. In the past year there have been 478 applications across St James's. We hold 300 applications in total for the WC2N postcode area.
86% of full 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.See what's approved near your address
Application details
- Postcode
- WC2N 5EJ
- Application type
- Full Planning Permission Application
- Scale / size
- Small
Planning application dates
- Date validated
- 7 April 2026
- Target decision date
- 2 June 2026
Applicant and agent
- Agent
- Savills (UK) Ltd
- Agent address
- 33 Margaret Street London W1G 0JD
Planning decision
- Statutory period
- 56 days
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Trafalgar Square
- Listed building: Grade II: Lampstandard Numbered 11 on Island at Head of Northumberland AvenueOn or next to this site
- Article 4 direction: Article 4 Basement Development Permitted Rights Removed+1 more
- Brownfield land register: 5 Strand London WC2N 5AFRegister site at or near this address
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (20)
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 and heritage coasts.
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.
Planning history at this site
2 other applications at this property, newest first.
- 20251 Sep
Use of a flat located on Level 7 and 8 at One Strand as Office floorspace (Class E).
ApprovedCertificate of Lawfulness (existing)25/06177/CLEUD - 202523 Jun
Confirm the current existing lawful use of the Trafalgar Flat located on Level 7 and 8 at One Strand as Class…
WithdrawnLawful development: Existing use25/04275/CLEUD
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
- Grand Buildings Trafalgar Square London WC2N 5EJ25/06177/CLEUD · AmendmentApproved0.0 mi
- Grand Buildings 1 - 3 Strand London WC2N 5HE26/01434/FULL · FullApproved0.0 mi
- Trafalgar Square Subway Trafalgar Square London WC2N 5DP24/01711/ADV · AdvertisingApproved0.0 mi
- 1 Whitehall London SW1A 2DD25/07364/ADV · AdvertisingAwaiting decision0.0 mi
- 5 Strand London WC2N 5HR25/00704/ADFULL · ConditionsApproved0.0 mi
For applicants and trades
Consultants on this application
- Savills (UK) Ltd · Agent for this application
Contractors near this project
Find contractors for new builds near this site- Avent Roofing ServicesVerifiedWestminsterRoofing0.6 mi
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman1.3 mi
- Orient Construction Consultancy LimitedVerifiedLondon3.6 mi
- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering4.8 mi
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