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Old War Office Whitehall London SW1A 2EU

17/07437/NMANon-material amendmentsPermitted
Discharge / amendments

Proposal

Amendments to planning permission dated 10 July 2017 (RN: 16/09548) alterations to the existing building including the creation of new pedestrian & vehicular entrances; alterations to bottle balustrades & parapets; extensions to create three additional storeys at fifth, sixth & seventh floors; extension of the existing basement to create two additional basement storeys; partial demolition & reconstruction of the central wing; demolition, relocation & reconstruction of the facades comprising the Triangular Courtyard incorporating extensions to the existing building at ground to fourth floors; external alterations to the facades comprising the Quadrangle including the creation of new pedestrian entrances; landscaping works to the Quadrangle & Triangular Courtyard; creation of external terraces at fourth, fifth, sixth & seventh floor levels; addition of entrance canopies; public realm works including alterations to security walls & bollards & the removal & replacement of street trees; all in connection with the change of use of the building from offices (Class B1) to a hotel (Class C1) comprising up to 125 hotel bedrooms/suites with flexible hotel/retail/restaurant/bar use at part ground floor (Class C1/A1/A3/A4), flexible hotel/restaurant use at part lower ground, part ground & part second floors (Class C1/A3); flexible hotel/bar use at part fifth & part sixth floors (Class C1/A4); flexible retail, leisure, restaurant or bar use at part ground floor (Class A1/D2/C1/A3/A4), leisure/spa facilities within the basement levels & part of the lower ground floor (Class D2/C1) ancillary ballroom, event space & meeting rooms, food & beverage facilities, back of house facilities & associated car & cycle parking & servicing facilities; together with the creation of up to 88 residential dwellings (Class C3) with ancillary communal amenities, associated car & cycle parking & servicing facilities, & other associated works namely, additional internal demolition to central wing.

Received
17 August 2017
Decided
11 October 2017 · Application Permitted
Decision level
Delegated (officer decision)
Public comments
2
Ward
St James's
Approximate location: the centre of the postcode, not the exact property.
  1. Received17 Aug
  2. Validated17 Aug
  3. Consult.
  4. Target14 Sep
  5. Decided11 Oct

Decided in 55 days (council typically 49)

7 weeks typical decision time in Westminster87% of amendment applications approved

This is an application to amend a permission at Old War Office Whitehall London SW1A 2EU. Westminster has handled 604 applications of this type and approves 82% of them, typically deciding them in 41 days. This one was decided in 55 days, 2 weeks longer than Westminster's median. The site is in the Whitehall conservation area, with 5 listed buildings nearby. There have been 18 other applications at this address. In the past year there have been 558 applications across St James's. We hold 1,240 applications in total for the SW1A postcode area.

Application Details

Reference
17/07437/NMA
Address
Old War Office Whitehall London SW1A 2EU
Postcode
SW1A 2EU
Local Authority
Westminster
Application Type
Non-material amendments
Scale / Size
Large
Number of Dwellings
88
Decision Status
Permitted
Current Status
Decided
Ward
St James's

Applicant & Agent

Agent Address
72 Welbeck Street London W1G 0AY

Planning Application Dates

Date Received
17 August 2017
Target Decision Date
14 September 2017
Date Decided
11 October 2017
Date Validated
17 August 2017
Date Submitted
17 August 2017

Planning Decision

Decision
Application Permitted
Decided By
Delegated Decision
Statutory Period
28 days

Publicity

Appeal

Additional Information

Planning Portal ID
PP-06315931
Comments
2
Documents
108
Coordinates
51.505646, -0.125447
Enriching application data
2/3
Council recordsAppealsFlood risk

Source: Westminster

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

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Planning history at this site

15 other applications at this property, newest first.

  1. 2017
    20 Oct

    Variation of Condition 1, 4 and 5 (a) of listed building consent dated 11 October 2017 (RN: 17/07422/LBC

    ApprovedListed building consent17/09371/LBC
  2. 2017
    20 Oct

    Variation of Conditions 1, 13, 16, 7(a), 9, 38 and removal of Condition 40 of planning permission dated 10…

    ApprovedVariation of conditions (s73)17/09368/FULL
  3. 2017
    13 Oct

    Internal and external alterations associated with the temporary removal and reinstatement of the western…

    ApprovedListed building consent17/09138/LBC
  4. 2017
    5 Oct

    Internal alterations including the removal and addition of partitions associated with the installation of…

    ApprovedListed building consent17/08871/LBC
  5. 2017
    29 Sep

    Details of evidence that implementation of the scheme will be bound by the Council's Code of Construction…

    ApprovedDischarge of conditions17/08709/ADFULL
  6. 2017
    7 Sep

    Details of building recording and analysis pursuant to condition 4 of listed building consent dated 10th July…

    ApprovedListed building consent17/08033/ADLBC

Planning constraints

Designations at the address point. Ones next to the site may also apply.

  • Flood zone 3: High probability (rivers and sea)
  • Conservation area: Whitehall
  • Listed building: Consession Mod Centre Main Building Horse Guards Avenue London SW1A 2HBOn or next to this site
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed
  • Brownfield land register: Old War Office Whitehall London SW1A 2EURegister site at or near this address · +1 more
Also checked, none recorded (21)

flood storage areas, listed buildings, 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 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 2026-10-09. 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.

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