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42, Conduit Street, W1S 2YH

25/07180/ADLBCApproval of details reserved by a condition (discharge)Approved
Discharge / amendments

Approved on 17 April 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

Detailed drawings (scale 1:5 & 1:2) of all new doors pursuant to Condition 3 b) of listed building consent dated 02 May 2024 (RN: 23/07572/LBC)

Submitted
20 October 2025
  1. Received20 Oct
  2. Validated
  3. Consult.
  4. Target
  5. Decided17 Apr

Decided in 179 days (council typically 49)

About this application

This is a planning application at 42, Conduit Street, W1S 2YH. Westminster has handled 1,733 applications of this type. This one was decided in 179 days, 19 weeks longer than Westminster's typical decision time. The site is in the Mayfair conservation area, with 18 listed buildings nearby. There have been 3 other applications at this address. In the past year there have been 469 applications across WEW_22. We hold 791 applications in total for the W1S 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
W1S 2YH
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: Mayfair
  • Listed building: Grade II: 42 and 43, Conduit Street W1On or next to this site
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed+1 more
  • Brownfield land register: 25 Savile Row London W1S 2ESRegister 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.

© 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.

Planning history at this site

5 other applications at this property, newest first.

  1. 2025
    15 Jul

    Detailed drawings (scale 1:5 & 1:2) of new doors (external basement and first floor doors) pursuant to…

    RefusedListed building consent25/05050/ADLBC
  2. 2025
    15 Jul

    Detailed drawings (scale 1:5 & 1:2) of all new (external basement and first floor) doors pursuant to…

    RefusedDischarge of conditions25/04873/ADFULL
  3. 2025
    12 Mar

    Detailed drawings (scale 1:5 & 1:2) of all new doors pursuant to Condition 3 (Part B) of Listed Building…

    ApprovedListed building consent25/01643/ADLBC
  4. 2025
    12 Mar

    Detailed drawings (scale 1:5 & 1:2) of all new doors pursuant to Condition 3 part (B) of planning permission…

    ApprovedDischarge of conditions25/01484/ADFULL
  5. 2025
    14 Feb

    Installation of replacement secondary glazing windows to rear elevation.

    ApprovedListed building consent25/00450/LBC

Source: Westminster

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

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