MOD Main Building Horse Guards Avenue London SW1A 2HB
Approved on 9 January 2018
Council decision: Application PermittedDelegated (officer decision)
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
Installation of air conditioning unit within basement courtyard with ductwork to enter through modified window pane.
- Received
- 27 October 2017
- Decision level
- Delegated (officer decision)
- Council
- City of Westminster
- Ward
- St James's
- Agent
- Hok International LTD
- ReceivedReceived27 Oct
- ValidatedValidated31 Oct
- Consult.Consultation
- TargetTarget Date26 Dec
- DecidedDecided9 Jan
Decided in 70 days (council typically 49)
About this application
This is a heritage application for window replacement at MOD Main Building Horse Guards Avenue London SW1A 2HB. Westminster has handled 2,677 applications of this type. This one was decided in 74 days, 4 weeks longer than Westminster's typical decision time. The site is in the Whitehall conservation area, with 8 listed buildings nearby. There have been 3 other applications at this address. In the past year there have been 475 applications across St James's. We hold 1,268 applications in total for the SW1A postcode area.
93% of heritage 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.Planning something similar? See what gets approved on your street
Application details
- Postcode
- SW1A 2HB
- Application type
- Listed Building Consent Application
- Scale / size
- Small
Planning application dates
- Date validated
- 31 October 2017
- Consultation expiry
- 1 December 2017
- Target decision date
- 26 December 2017
Applicant and agent
- Agent
- Hok International LTD
- Architect profile
- HOK INTERNATIONAL LTD.
- Agent address
- Qube 90 Whitfield Street London W1T 4EZ
Planning decision
- Statutory period
- 56 days
Publicity
- Last advertised
- 10 November 2017
- Advertisement expiry
- 1 December 2017
Site constraints
Designations that overlap or adjoin the site outline.
- Flood zone 3: High probability (rivers and sea)Part of the site
- Conservation area: Whitehall
- Listed building: Grade I: Ministry of Defence, Containing Sixteenth Century Undercroft and Historic Rooms Numbers 1…On this site · +1 more
- Article 4 direction: Article 4 Basement Development Permitted Rights Removed
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
3 other applications at this property, newest first.
- 202629 May
T6 - London Plane Reduce Specific Branch/Limb Reduce pictured limb to primary knuckle from approx. 12m to 5m…
PendingApplic. for works to trees in CA26/03523/TCA - 20246 Mar
Details of cleaning trials pursuant to Condition 2 of Listed Building Consent dated 28 July 2023…
PendingListed building consent24/01456/ADLBC - 201523 Nov
Installation of replacement freestanding units to west side of the Pillared Hall of main building connected…
ApprovedListed building consent15/12154/LBC
Source: Westminster
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Around this site
Nearby applications
- MOD Main Building Horse Guards Avenue London SW1A 2HB15/12154/LBC · HeritageApproved0.0 mi
- Whitehall Gardens London SW1A 2ET26/01583/ADV · AdvertisingApproved0.0 mi
- Communications Station At The Royal United Services Institute For Defence Studies Whitehall London SW1A 2ET17/06520/LBC · HeritageRefused0.0 mi
- Communications Station At The Royal United Services Institute For Defence Studies Whitehall London SW1A 2ET17/06519/FULL · FullRefused0.0 mi
- Gwydyr House Whitehall London SW1A 2NP24/00261/ADLBC · ConditionsApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for windows & doors near this site- Avent Roofing ServicesVerifiedWestminsterRoofing0.7 mi
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman1.5 mi
- Orient Construction Consultancy LimitedVerifiedLondon3.7 mi
- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering4.5 mi
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