10 Carlton House Terrace London SW1Y 5AH

23/05710/ADLBCApproval of Details (ADLBC)Approved

Discharge / amendments

Approved on 4 September 2023

Council decision: Application PermittedDelegated (officer decision)

Approximate location: the centre of the postcode, not the exact property.

Proposal

Details of interior of new auditorium, hub rooms, ground to basement staircase and ancillary front-of-house spaces (overall internal elevations and sections at 1:20, with details at 1:10 or better, alongside facing material schedules and samples inspected on-site as applicable) pursuant to Condition 4 (B) of planning permission dated 20th June 2022 (RN:22/00491/LBC)

Received: 16 August 2023
Decision level: Delegated (officer decision)
Council: City of Westminster
Ward: St James's

ReceivedReceived16 Aug
ValidatedValidated24 Aug
Consult.Consultation
TargetTarget Date19 Oct
DecidedDecided4 Sep

Decided in 11 days (council typically 49)

About this application

This is an application to discharge conditions at 10 Carlton House Terrace London SW1Y 5AH. Westminster has handled 3,063 applications of this type. This one was decided in 19 days, 4 weeks quicker than Westminster's typical decision time. The site is in the St James's conservation area, with 10 listed buildings nearby. There have been 9 other applications at this address. In the past year there have been 478 applications across St James's. We hold 969 applications in total for the SW1Y 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: SW1Y 5AH
Application type: Approval of Details (ADLBC)
Scale / size: Small

Planning application dates

Date validated: 24 August 2023
Target decision date: 19 October 2023

Planning decision

Statutory period: 56 days

Additional information

Planning Portal ID: PP-12393897
Comments: 0
Documents: 10

Site constraints

Checking the site

2/3

Council recordsAppealsFlood risk

Designations at the address point. Ones next to the site may also apply.

Conservation area: St James's
Listed building: Grade I: Numbers 10 to 18 (Including the Institute of Contemporary Arts) and Railings to North and…On or next to this site
Article 4 direction: Article 4 Basement Development Permitted Rights Removed+1 more
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.

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

9 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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