78 Chiltern Street London W1U 5AE

10/04687/ADFULLApproval of Details (Full PP)Approved

Discharge / amendments

Approved on 10 August 2010

Council decision: Application PermittedDelegated (officer decision)

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

Approval of details pursuant to Conditions 2 and 3 of planning permission dated 09 December 2009 (RN: 09/08338), namely details of new doors, windows and alterations to rooflights and a sample of the reeded/frosted glass.

Received: 4 June 2010
Decision level: Delegated (officer decision)
Council: City of Westminster
Ward: Marylebone High Street
Agent: Neil Wilson Architects Limited

ReceivedReceived4 Jun
ValidatedValidated4 Jun
Consult.Consultation
TargetTarget Date30 Jul
DecidedDecided10 Aug

Decided in 67 days (council typically 49)

About this application

This is an application to discharge conditions at 78 Chiltern Street London W1U 5AE. Westminster has handled 3,063 applications of this type. This one was decided in 67 days, 3 weeks longer than Westminster's typical decision time. The site is in the Portman Estate conservation area, with 2 listed buildings nearby. There have been 8 other applications at this address. We hold 1,070 applications in total for the W1U 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: W1U 5AE
Application type: Approval of Details (Full PP)
Scale / size: Small

Planning application dates

Date validated: 4 June 2010
Target decision date: 30 July 2010
Committee meeting: 10 August 2010

Applicant and agent

Agent: Neil Wilson Architects Limited
Architect profile: NEIL WILSON ARCHITECTS LIMITED
Agent address: 37 Montagu Square London W1H 2LL

Planning decision

Statutory period: 56 days

Additional information

Planning Portal ID: PP-00979403
Comments: 0
Documents: 8

Site constraints

Checking the site

2/3

Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

Conservation area: Portman EstatePart of the site
Listed building: Grade II: 78, Chiltern StreetOn this site
Article 4 direction: Article 4 Basement Development Permitted Rights Removed
Brownfield land register: Luxborough Towers, Luxborough Street, London, W1U 5BFRegister 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

2010
4 Jun
Approval of details pursuant to Conditions 2 and 3 of planning permission dated 09 December 2009 (RN: 09/08338
This applicationApprovedDischarge of conditions10/04687/ADFULL
2010
4 Jun
Approval of details pursuant to Conditions 2 and 3 of listed building consent dated 09 December 2009 (RN…
ApprovedDischarge of conditionsFiled alongside10/04933/ADLBC

Planning history at this site

7 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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