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Admiralty Arch The Mall London SW1A 2WH

26/00315/ADLBCApproval of Details (ADLBC)Refused
Discharge / amendments

Refused on 3 March 2026

Council decision: Application RefusedDelegated (officer decision)

Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

Details of rooftop terrace boundary treatment and furniture pursuant to Condition 16 of listed building consent dated 16 June 2021 (RN 20/07669/LBC)

Received
20 January 2026
Decision level
Delegated (officer decision)
Ward
St James's
Agent
DP9 Ltd
  1. Received20 Jan
  2. Validated20 Jan
  3. Consult.
  4. Target17 Mar
  5. Decided3 Mar

Decided in 42 days (council typically 49)

About this application

This is an application to discharge conditions at Admiralty Arch The Mall London SW1A 2WH. Westminster has handled 3,063 applications of this type. This one was decided in 42 days, 7 days quicker than Westminster's typical decision time. The site is in the Trafalgar Square conservation area, with 9 listed buildings nearby. There have been 21 other applications at this address. In the past year there have been 478 applications across St James's. We hold 1,263 applications in total for the SW1A postcode area.

92% of conditions applications at City of Westminster were approved. Across all application types, the council typically decides in about 7 weeks (median).

Based on decided applications received in the last 3 years.See what's approved near your address

Application details

Postcode
SW1A 2WH
Application type
Approval of Details (ADLBC)
Scale / size
Small

Planning application dates

Date validated
20 January 2026
Target decision date
17 March 2026

Applicant and agent

Agent
DP9 Ltd
Agent address
100 Pall Mall London SW1Y 5NQ United Kingdom

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-14626889
Comments
0
Documents
7

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

20 other applications at this property, newest first.

  1. 2026
    24 Sep

    Amendments to planning permission dated 06 January 2025 (RN:24/03757/FULL

    PendingNon-material amendment26/06556/NMA
  2. 2026
    24 Sep

    Addition of roof parasols, canopies, and a semi enclosed weather proofing system with retractable roof and…

    PendingListed building consent26/06555/LBC
  3. 2026
    24 Sep

    Addition of roof parasols, canopies, and a semi enclosed weather proofing system with retractable roof and…

    PendingAll Other26/06554/FULL
  4. 2026
    23 Jul

    Details of internal lighting to principal rooms of North Block pursuant to Condition 4 (xii) of listed…

    ApprovedListed building consent26/04932/ADLBC
  5. 2026
    23 Jul

    Detailed photographs of the facing materials you will use, including glazing, and elevations and roof plans…

    ApprovedListed building consent26/04939/ADLBC
  6. 2026
    23 Jul

    Details of a supplementary acoustic report pursuant to conditoin 14 of planning permission dated 6th January…

    ApprovedApplication26/04923/ADFULL

Source: Westminster

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

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