50 Eastcastle Street London W1W 8EA
Approved on 9 June 2026
Proposal
Installation of three new dry riser inlets to serve Princess House, 50-60 Eastcastle Street, as part of a wider fire safety enhancement strategy.
- Received
- 31 March 2026
- Council
- City of Westminster
- Ward
- West End
- Agent
- Pitman Tozer Architects
- ReceivedReceived31 Mar
- ValidatedValidated31 Mar
- Consult.Consultation
- TargetTarget Date26 May
- DecidedDecided9 Jun
Decided in 70 days (council typically 49)
About this application
This is a full planning application at 50 Eastcastle Street London W1W 8EA. Westminster has handled 4,484 applications of this type. This one was decided in 70 days, 3 weeks longer than Westminster's typical decision time. The site is in the East Marylebone conservation area, with 5 listed buildings nearby. There has been 1 other application at this address. In the past year there have been 484 applications across West End. We hold 251 applications in total for the W1W postcode area.
86% of full 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
- W1W 8EA
- Application type
- Full Planning Permission Application
- Scale / size
- Small
Planning application dates
- Date validated
- 31 March 2026
- Target decision date
- 26 May 2026
Applicant and agent
- Agent
- Pitman Tozer Architects
- Architect profile
- PITMAN TOZER ARCHITECTS LIMITED
- Agent address
- Pitman Tozer Architects 3 Jacob's Well Mews London W1U3DU United Kingdom
Planning decision
- Statutory period
- 56 days
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: East Marylebone
- 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.
Associated applications
- 20262 Apr
Display of two externally illuminated fascia signs measuring 0.375m x 0.575, 0.17m x 0.28m, one non…
ApprovedAdvertisement consentFiled alongside26/02248/ADV - 202631 Mar
Installation of three new dry riser inlets to serve Princess House, 50-60 Eastcastle Street, as part of a…
This applicationApprovedFull26/02134/FULL
Planning history at this site
3 other applications at this property, newest first.
- 202521 Jul
Minor Material Amendment - 50 Eastcastle Street
ApprovedVariation of conditions (s73)25/05048/FULL - 20252 Jul
Installation of roof top plant and enclosures to provide upgraded mechanical services to the office floors.
ApprovedFull planning permission25/04435/FULL - 202526 Jun
Amendments to planning permission dated 07 February 2024 (RN: 23/08597/FULL
RefusedNon-material amendment25/04370/NMA
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
- 50 Eastcastle Street London W1W 8EA26/02248/ADV · AdvertisingApproved0.0 mi
- 48 Eastcastle Street London W1W 8DX24/09064/ADV · AdvertisingApproved0.0 mi
- 48 Eastcastle Street London W1W 8DX25/07592/LBC · HeritageApproved0.0 mi
- 48 Eastcastle Street London W1W 8DX24/09063/FULL · FullAwaiting decision0.0 mi
- United Kingdom House 180 Oxford Street London W1D 1NN24/01560/CLOPUD · OutlineApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for tree surgery near this site- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman0.5 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing0.5 mi
- Orient Construction Consultancy LimitedVerifiedLondon3.6 mi
- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering5.4 mi
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