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Buckingham Palace The Mall London SW1A 1AA

26/05815/TCAAwaiting decision
Site boundary (council red line)

Proposal

1638 Platanus x hispanica (London Plane) - Reduce the crown height by 3m, with lateral reductions of 3m to the east and south and 1.5m to the west, to reduce mechanical loading and the likelihood of branch failure associated with over-extended laterals. 1639 Platanus x hispanica (London Plane) - Reduce lower crown to the south to allow 2.5m clearance under street light. 1643 Platanus x hispanica (London Plane) - Reduce the crown height by 4m and lateral spread by 4m to the east, and by 2.5m to the west, to reduce mechanical loading and the likelihood of branch failure associated with over-extended laterals. 1645 Platanus x hispanica (London Plane) - Prune lower crown to the north to allow 2m clearance from temporary buildings. 1647 Platanus x hispanica (London Plane) - Reduce the crown height by 3m and lateral spread by 3m to the west , to reduce mechanical loading and the likelihood of branch failure associated with over-extended laterals, and historic pruning points. Including the removal of the limb with topside decay at 8m projecting north. 1649 Platanus x hispanica (London Plane) - Reduce the crown height by 3m and lateral spread by 2.5m to the east and south, and by 1.5m to the north and west due to basal decay. 1651 Platanus x hispanica (London Plane) - Overall crown reduction by up to 3m to the previous pruning points to reduce the likelihood of failure due to the discovered decay within the main stem at 8m. 2660 Platanus x hispanica (London Plane) - Reduce the crown height by approximately 2m, with a lateral reduction of approximately 2.5m to the north, south, and west, and 1m to the east, to reduce mechanical loading and the likelihood of branch failure associated with over-extended laterals, proliferated regrowth, and historic pruning points. 2662 Platanus x hispanica (London Plane) - Reduce main lateral limb at 8m projecting to the south-west by 3.5m to reduce the likelihood of failure. Reduce the crown height by 2m and lateral spread by 3m to t

Received
25 August 2026
Ward
St James's
  1. Received25 Aug
  2. Validated25 Aug
  3. Consult.
  4. Target
  5. Decided

About this application

This is a planning application at Buckingham Palace The Mall London SW1A 1AA. Westminster has handled 27,108 applications of this type. It has been with the council since 25 August 2026 and is still awaiting a decision. The site is in the Royal Parks conservation area, with 6 listed buildings nearby. There have been 82 other applications at this address. We hold 1,263 applications in total for the SW1A postcode area.

Application details

Postcode
SW1A 1AA

Planning application dates

Date validated
25 August 2026

Planning decision

Case officer
Barbara Milne

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 3: High probability (rivers and sea)Part of the site
  • Conservation area: Royal Parks+2 more
  • Listed building: Grade I: Buckingham PalaceOn this site · +19 more
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed+1 more
  • Registered park and garden: Buckingham PalacePart of the site · +2 more
  • Brownfield land register: 4 - 5 Buckingham Gate, London, SW1E 6JPRegister site at or near this address · +1 more
Also checked, none recorded (19)

flood storage areas, tree preservation orders, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, 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.

Associated applications

  1. 2026
    27 Aug

    Internal alterations to extend the Clockmakers Staircase up to second floor level to provide new means of…

    PendingListed building consentFiled alongside26/05894/LBC
  2. 2026
    25 Aug

    1638 Platanus x hispanica (London Plane) - Reduce the crown height by 3m, with lateral reductions of 3m to…

    This applicationPendingApplication26/05815/TCA

Planning history at this site

20 other applications at this property, newest first.

  1. 2026
    4 Nov

    Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights…

    PendingListed building consent26/07509/LBC
  2. 2026
    4 Nov

    Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights…

    PendingAll Other26/07508/FULL
  3. 2026
    7 Oct

    Details of new doors and samples of finishes and locations of control boxes, emergency buttons and any…

    PendingListed building consent26/06858/ADLBC
  4. 2026
    7 Oct

    Details of new doors and samples of finishes and locations of control boxes, emergency buttons and any…

    PendingListed building consent26/06858/ADFULL
  5. 2026
    7 Oct

    West Wing Staff Breakfast Room additional works associated with reservicing

    PendingListed building consent26/06831/LBC
  6. 2026
    6 Oct

    East Wing asset protection works

    PendingListed building consent26/06816/LBC

Source: Westminster

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

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The site is in flood zone 3 (Environment Agency).

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