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Underground Car Park Cavendish Square London W1G 0PG

24/08626/NMANon-material amendmentsAwaiting decision
Discharge / amendments
Approximate location: the centre of the postcode, not the exact property.

Proposal

Amendments to planning permission dated 24th May 2022 (RN:19/08460/FULL) for Demolition and erection of above ground structures in conjunction with the use of an underground car park (Sui Generis) as a flexible mixed use commercial development comprising uses within the following use classes A1-A5, B1,B2, B8, C1, C2, D1, and D2 along with the excavation of a 4th basement level, new entrances and associated landscaping and highways works to provide up to 25,953 sqm (GIA) of floorspace. Namely, installation of ventilation devices with the original design

Received
11 December 2024
Decision due
8 January 2025
Ward
West End
  1. Received11 Dec
  2. Validated11 Dec
  3. Consult.
  4. Target8 Jan
  5. Decided

Have your say

Comment on the council's siteDocuments (10)

About this application

This is an application to amend a permission at Underground Car Park Cavendish Square London W1G 0PG. Westminster has handled 604 applications of this type. It has been with the council since 11 December 2024 and is still awaiting a decision. The site is in the Harley Street conservation area, with 10 listed buildings nearby. There have been 3 other applications at this address. In the past year there have been 484 applications across West End. We hold 590 applications in total for the W1G 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
W1G 0PG
Application type
Non-material amendments
Scale / size
Small

Planning application dates

Date validated
11 December 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-13538905
Comments
0
Documents
10

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: Harley Street
  • Listed building: Grade II: 4, Cavendish Square W1On or next to this site · +2 more
  • 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.

Source: Westminster

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

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Before the decision

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A listed building is on or next to this site.

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

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