20-21 Cornwall Terrace London NW1 4QL
Proposal
Alterations to steps leading to 20-21 Cornwall Terrace Mews.
- Received
- 17 March 2010
- Decided
- 21 June 2010 · Application Permitted
- Decision level
- Delegated (officer decision)
- Council
- City of Westminster
- Ward
- Regent's Park
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.
- ReceivedSubmitted17 Mar
- ValidatedValidated29 Apr
- Consult.Consultation
- TargetTarget Date24 Jun
- DecidedDecided21 Jun
Decided in 53 days (council typically 49)
This is a heritage application at 20-21 Cornwall Terrace London NW1 4QL. Westminster has handled 2,686 applications of this type and approves 91% of them, typically deciding them in 65 days. This one was decided in 96 days, 4 weeks longer than Westminster's median. The site is in the Regent's Park conservation area, with 7 listed buildings nearby. There have been 9 other applications at this address. In the past year there have been 141 applications across Regent's Park. We hold 3,114 applications in total for the NW1 postcode area.
Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Westminster
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Associated applications
- 201017 Mar
Alterations to steps leading to 20-21 Cornwall Terrace Mews.
ApprovedApplication for full Planning PermissionFiled alongside10/02337/FULL - 201017 Mar
Alterations to steps leading to 20-21 Cornwall Terrace Mews.
This applicationApprovedListed building consent10/02338/LBC - 201017 Mar
Reinstatement of vehicular crossovers from Regents Park Outer Circle to 20-21 Cornwall Terrace.
ApprovedApplication for full Planning PermissionFiled alongside10/02340/FULL - 201017 Mar
Reinstatement of vehicular crossovers from Regents Park Outer Circle to 20-21 Cornwall Terrace.
ApprovedListed building consentFiled alongside10/02341/LBC
Planning history at this site
6 other applications at this property, newest first.
- 201021 Jan
Mortar sample pursuant to Condition 2(1) of listed building consent dated 14 October 2009 (RN: 09/06814
ApprovedListed building consent10/00492/ADLBC - 20094 Dec
Details of drawings of all new windows pursuant to Condition 7 (iv) of planning permission dated 8 November…
ApprovedDischarge of conditions09/09747/ADFULL - 20093 Dec
Details of drawings of all new windows pursuant to Condition 2 (iv) of listed building consent dated 8…
ApprovedListed building consent09/09746/ADLBC - 200927 Nov
Details of noise attenuation from plant and machinery pursuant to Conditions 4.1 and 4.2 of planning…
RefusedDischarge of conditions09/09598/ADFULL - 200920 Nov
Details of vault doors and brick sample pursuant to Condition 2 of listed building consent dated 14 October…
ApprovedListed building consent09/09418/ADLBC - 20083 Mar
Details of tree method statement pursuant to Condition 3 of planning permission dated 8 November 2007 (RN…
ApprovedDischarge of conditions08/02085/ADFULL
Planning constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Regent's Park
- Article 4 direction: Article 4 Basement Development Permitted Rights Removed
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (20)
flood storage areas, tree preservation orders, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, 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 2026-10-09. 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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