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63 - 65 Haymarket London SW1Y 4RL

26/02640/CLLBApproved

Approved on 20 May 2026

Council decision: Application Permitted

Site boundary (council red line)

Proposal

Investigative opening up works.

Received
20 April 2026
  1. Received20 Apr
  2. Validated20 Apr
  3. Consult.
  4. Target
  5. Decided20 May

Decided in 30 days

About this application

This is a planning application at 63 - 65 Haymarket London SW1Y 4RL. Westminster has handled 27,078 applications of this type. This one was decided in 30 days, 3 weeks quicker than Westminster's typical decision time. The site is in the Haymarket conservation area, with 15 listed buildings nearby. There have been 2 other applications at this address. We hold 969 applications in total for the SW1Y postcode area.

Application details

Postcode
SW1Y 4RL

Planning application dates

Date validated
20 April 2026

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: Haymarket
  • Listed building: Grade II: The former Carlton TheatreOn this site
  • 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 2026-11-03. 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.

Source: Westminster

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

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