The National Gallery Trafalgar Square London WC2N 5DN

25/06611/FULLFull Planning Permission ApplicationApproved

Full

Approved on 30 October 2025

Approximate site (title boundary)

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

Installation of new ventilation plant on the second floor roof of the Conservation Studios at the National Gallery and other associated works. Linked with 25/06612/LBC

Received: 16 September 2025
Council: City of Westminster
Ward: St James's

ReceivedReceived16 Sep
ValidatedValidated16 Sep
Consult.Consultation
TargetTarget Date11 Nov
DecidedDecided30 Oct

Decided in 44 days (council typically 49)

About this application

This is a full planning application at The National Gallery Trafalgar Square London WC2N 5DN. 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 have been 25 other applications 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 5DN
Application type: Full Planning Permission Application
Scale / size: Small

Planning application dates

Date validated: 16 September 2025
Target decision date: 11 November 2025

Applicant and agent

Agent: Purcell
Architect profile: PURCELL ARCHITECTURE LIMITED
Agent address: 15 Bermondsey Square, Tower Bridge Road London SE1 3UN United Kingdom

Planning decision

Statutory period: 56 days

Additional information

Planning Portal ID: PP-14325398
Comments: 0
Documents: 15

Site constraints

Checking the site

2/3

Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

Conservation area: Trafalgar Square
Listed building: Grade I: National GalleryOn this site · +6 more
Article 4 direction: Article 4 Basement Development Permitted Rights Removed+1 more
Brownfield land register: Hobhouse Court LondonRegister 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.

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

2025
16 Sep
Installation of new ventilation plant on the second floor roof of the Conservation Studios at the National…
This applicationApprovedFull25/06611/FULL
2025
16 Sep
Installation of new ventilation plant on the second floor roof of the Conservation Studios at the National…
ApprovedListed building consentPart of25/06612/LBC

Planning history at this site

20 other applications at this property, newest first.

Source: Westminster

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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