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Egyptian House 170 - 173 Piccadilly London W1J 9EJ

24/02474/NMANon-material amendmentsAwaiting decision
Discharge / amendments
Approximate location: the centre of the postcode, not the exact property.

Proposal

Amendments to planning permission dated 18th August 2023 (RN:23/03160/FULL) for Variation of conditions 1 and 7 of planning permission dated 27 January 2023 (RN: 22/06543/FULL) for internal alterations and external alterations including part use of the basement for cycle storage and facilities, refurbishment of the existing windows and the introduction of slimline double-glazed units into the existing frames; partial window replacement on rear elevation; extension to rear mansard roofslope; replacement of roof level plant and installation of plant screens; infill of redundant lightwells to all office floors; façade refurbishment works; and improvements at basement level to provide end of trip facilities including shows and bike storage. Namely, for the introduction of a dry riser to the façade of 172 Piccadilly; replacement of windows and doors to the rear elevation; omission of terrace planting; partial demolition to the seventh-floor extension of Dudley House; and, deconstruction and reconstruction of the chimney with amendment to internal duct dimensions.

Received
16 April 2024
Decision due
14 May 2024
Ward
St James's
  1. Received16 Apr
  2. Validated16 Apr
  3. Consult.
  4. Target14 May
  5. Decided

About this application

This is an application to amend a permission at Egyptian House 170 - 173 Piccadilly London W1J 9EJ. Westminster has handled 604 applications of this type. It has been with the council since 16 April 2024 and is still awaiting a decision. The site is in the St James's conservation area, with 15 listed buildings nearby. There have been 23 other applications at this address. In the past year there have been 478 applications across St James's. We hold 940 applications in total for the W1J postcode area.

88% of amendment 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
W1J 9EJ
Application type
Non-material amendments
Scale / size
Small

Planning application dates

Date validated
16 April 2024

Applicant and agent

Agent
DP9
Agent address
100 Pall Mall London SW1Y 5NQ

Planning decision

Statutory period
28 days

Additional information

Planning Portal ID
PP-12974499
Comments
0
Documents
55

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

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

  • Conservation area: St James's
  • Listed building: Grade II: Dudley HouseOn or next to this site
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed+1 more
  • Flood zone 1: Low probability (rivers and sea)
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

19 other applications at this property, newest first.

  1. 2026
    11 May

    Installation of eyebolts into the facade of the building to safely suspend the Christmas lights.

    ApprovedListed building consent26/03066/LBC
  2. 2024
    2 Aug

    Details of Dry riser to front elevation showing integration with existing historic fabric pursuant to…

    PendingListed building consent24/05289/ADLBC
  3. 2024
    12 Jul

    Shopfront alterations, including the incorporation of a dry riser cabinet and ventilation louvre.

    ApprovedListed building consent24/04702/LBC
  4. 2024
    11 Jun

    Details of external treatment to rear riser pursuant to condition 10 (part 7) of listed building consent…

    PendingListed building consent24/03880/ADLBC
  5. 2024
    4 Jun

    Details of locations of new internal partitions between first and sixth levels pursuant to Condition 10 (3)…

    PendingListed building consent24/03667/ADLBC
  6. 2024
    8 Apr

    Details of new balustrade to Egyptian House staircase pursuant to Condition 10 (part 11) of listed building…

    ApprovedListed building consent24/02277/ADLBC

Source: Westminster

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

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A listed building is on or next to this site.

Nearest first, within 25 miles of the site. Every firm is listed free.

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