26, Conduit Street, W1S 2XX
Proposal
Detailed drawings of the rooflights (1:10) including section drawing showing relationship to existing finished roof level and of the PV panels including 1:20 section drawing showing relationship to finished roof level pursuant to Conditions 5.1 and 5.3 of planning permission dated 31st October 2023 (RN: 23/04852/FULL)
- Received
- 16 April 2025
- Decided
- 2 June 2025
- Council
- City of Westminster
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.
- ReceivedSubmitted16 Apr
- ValidatedValidated
- Consult.Consultation
- TargetTarget Date
- DecidedDecided2 Jun
Decided in 47 days (council typically 49)
This is a planning application at 26, Conduit Street, W1S 2XX. Westminster has handled 1,650 applications of this type and approves 89% of them, typically deciding them in 33 days. This one was decided in 47 days, 2 weeks longer than Westminster's median. The site is in the Mayfair conservation area, with 20 listed buildings nearby. There has been 1 other application at this address. In the past year there have been 369 applications across WEW_22. We hold 773 applications in total for the W1S postcode area.
Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Westminster
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Planning history at this site
3 other applications at this property, newest first.
- 202511 Sep
Reinstatement of 4No. original 5th floor window openings to Conduit Street
ApprovedFull planning permission25/06184/FULL - 202525 Jun
Detailed drawings of the windows pursuant to condition 5 (Part 2) of planning permission dated 31st October…
ApprovedDischarge of conditions25/04356/ADFULL - 202327 Apr
Alterations to the lift over-run; installation of new windows on the rear elevation and to lightwells; new…
WithdrawnFull Planning Permission Application23/02792/FULL
Planning constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Mayfair
- 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 2026-10-09. 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.
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