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100 Parliament Street London SW1A 2BQ

26/05896/LBCApproved

Approved on 16 October 2026

Site boundary (council red line)

Proposal

Internal alterations.

Received
27 August 2026
  1. Received27 Aug
  2. Validated27 Aug
  3. Consult.
  4. Target
  5. Decided16 Oct

Decided in 50 days

About this application

This is a planning application at 100 Parliament Street London SW1A 2BQ. Westminster has handled 27,108 applications of this type. This one was decided in 50 days. The site is in the Whitehall conservation area, with 20 listed buildings nearby. There have been 12 other applications at this address. We hold 1,263 applications in total for the SW1A postcode area.

Application details

Postcode
SW1A 2BQ

Planning application dates

Date validated
27 August 2026

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

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.

Planning history at this site

15 other applications at this property, newest first.

  1. 2026
    9 Nov

    Internal alterations.

    PendingListed building consent26/07605/LBC
  2. 2026
    5 Oct

    Internal alterations.

    PendingListed building consent26/06794/LBC
  3. 2026
    2 Jun

    Internal alterations to EP2.

    ApprovedListed building consent26/03616/LBC
  4. 2026
    21 May

    Iinternal alterations. (CONFIDENTIAL)

    ApprovedListed building consent26/03368/LBC
  5. 2026
    14 Apr

    Internal Alterations.

    ApprovedCert of Law - Prposed works to LB26/02479/CLLB
  6. 2026
    29 Jan

    Internal alterations

    ApprovedListed building consent26/00537/LBC

Source: Westminster

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

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