8, Bentinck Street, W1U 2BJ

26/03525/ADFULLApproval of details reserved by a condition (discharge)Approved

Discharge / amendments

Approved on 26 June 2026

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

Details of overall external envelope design of the new extension (detailed elevations and sections at 1:20) pursuant to Condition 9 (a) of planning permission dated 17th September 2025 (RN:25/02407/FULL)

Submitted: 29 May 2026
Council: City of Westminster

ReceivedSubmitted29 May
ValidatedValidated
Consult.Consultation
TargetTarget Date
DecidedDecided26 Jun

Decided in 28 days (council typically 49)

About this application

This is a planning application for an extension at 8, Bentinck Street, W1U 2BJ. Westminster has handled 1,733 applications of this type. This one was decided in 28 days, 3 weeks quicker than Westminster's typical decision time. The site is in the Harley Street conservation area, with 19 listed buildings nearby. There have been 6 other applications at this address. In the past year there have been 191 applications across MBW_22. We hold 1,068 applications in total for the W1U postcode area.

89% of approval of details reserved by a condition (discharge) 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: W1U 2BJ
Application type: Approval of details reserved by a condition (discharge)

Site constraints

Checking the site

2/3

Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

Conservation area: Harley Street
Listed building: Grade II: 8, Bentinck Street W1On this site · +1 more
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.

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

2026
1 Jun
Details of a sample panel of new brickwork pursuant to condition 8 of planning permission dated 17th…
ApprovedDischarge of conditions26/02892/ADFULL
2026
29 May
Details of overall external envelope design of the new extension (detailed elevations and sections at 1:20)…
This applicationApprovedDischarge of conditions26/03525/ADFULL
2025
8 Apr
Erection of a rear extension from lower ground floor to 1st floor including new plant enclosure with…
ApprovedListed building consentPart of25/02407/FULL
2025
8 Apr
Erection of a rear extension from lower ground floor to 1st floor including new plant enclosure with…
ApprovedListed building consentFiled alongside25/02408/LBC

Planning history at this site

10 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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