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10 Carlton House Terrace London SW1Y 5AH

25/09012/LBCApproved

Approved on 26 March 2026

Site boundary (council red line)

Proposal

Repairs, supplemental tying works, and limited partial reconstruction of lightwell elevation to party wall.

Submitted
11 December 2025
  1. Received11 Dec
  2. Validated
  3. Consult.
  4. Target
  5. Decided26 Mar

Decided in 105 days

About this application

This is a planning application at 10 Carlton House Terrace London SW1Y 5AH. Westminster has handled 27,108 applications of this type. This one was decided in 105 days, 8 weeks longer than Westminster's typical decision time. The site is in the St James's conservation area, with 13 listed buildings nearby. There have been 9 other applications at this address. We hold 969 applications in total for the SW1Y postcode area.

Application details

Postcode
SW1Y 5AH

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: St James's
  • Listed building: Grade II: Statue of Lord LawrenceOn or next to 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.

Planning history at this site

9 other applications at this property, newest first.

  1. 2024
    10 Jun

    Details of a Servicing Management Plan and Operational Management Plan pursuant to Condition 12 of planning…

    ApprovedDischarge of conditions24/03845/ADFULL
  2. 2024
    16 Apr

    Replacement of lightwell lights and electrical accessories (security cameras, emergency exit signage, call…

    ApprovedListed building consent24/02485/LBC
  3. 2024
    16 Apr

    Replacement of lightwell lights and electrical accessories (security cameras, emergency exit signage, call…

    ApprovedFull Planning Permission Application24/02484/FULL
  4. 2024
    22 Mar

    Details of retention / reuse of lightwell paving (condition survey of existing, plans indicating reinstated…

    PendingListed building consent24/02048/ADLBC
  5. 2024
    22 Mar

    Details of retention / reuse of lightwell paving (condition survey of existing, plans indicating reinstated…

    ApprovedDischarge of conditions24/01917/ADFULL
  6. 2024
    9 Feb

    Details of retention/reuse of lightwell paving pursuant to Condition 4(c) of listed building consent dated 20…

    RefusedListed building consent24/00923/ADLBC

Source: Westminster

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

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