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8 - 9 William Street London SW1X 9HL

25/08437/FULLApproved

Approved on 1 October 2026

Site boundary (council red line)

Proposal

Shopfront painting and material finishes; wall mounted heaters and lights and replacement awning. (Linked to 25/08438/LBC)

Received
18 November 2025
  1. Received18 Nov
  2. Validated14 Jan
  3. Consult.
  4. Target
  5. Decided1 Oct

Decided in 260 days

About this application

This is a planning application at 8 - 9 William Street London SW1X 9HL. Westminster has handled 27,108 applications of this type. This one was decided in 260 days, 30 weeks longer than Westminster's typical decision time. The site is in the Albert Gate conservation area, with 7 listed buildings nearby. There have been 7 other applications at this address. We hold 1,285 applications in total for the SW1X postcode area.

Application details

Postcode
SW1X 9HL

Planning application dates

Date validated
14 January 2026

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: Albert Gate
  • Listed building: Grade II: 5-12, William Street W1On or next to this site
  • 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.

© 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

10 other applications at this property, newest first.

  1. 2026
    21 Apr

    Display of internally illuminated fascia sign measuring 0.833m X 0.31m and 0.833m X 0.31m

    ApprovedAdvertisement consent26/02627/ADV
  2. 2025
    1 Dec

    Installation of air-conditioning plant and acoustic enclosure to the rear lower ground courtyard. Alterations…

    ApprovedListed building consent25/08735/LBC
  3. 2025
    1 Dec

    Installation of air conditioning plant and acoustic enclosure to the rear lower ground courtyard. Alterations…

    ApprovedApplication25/08734/FULL
  4. 2025
    3 Jun

    Details of facing materials, bay study of the two-storey rear extension, windows and metal balustrading to…

    ApprovedListed building consent25/03770/ADLBC
  5. 2025
    3 Jun

    Details of facing materials, bay study of the two-storey rear extension, windows and metal balustrading to…

    ApprovedDischarge of conditions25/03753/ADFULL
  6. 2025
    14 Apr

    Details of the new shopfronts (for 10,11 and 12 William Street) showing joinery details pursuant to Condition…

    ApprovedDischarge of conditions25/02681/ADLBC

Source: Westminster

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

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