145 Court Lane London Southwark SE21 7EE
Proposal
5 Day Notification: Overall reduction and reshape to T1 Magnolia. Reducing a tree of approximately 5.5m to 3.5m in Height and up to 2m in lateral spread. Reason to facilitate works in association with planning permission ref: 25/AP/3369 'Renovation including a lower-ground floor with front and rear lightwells, construction of a ground-floor rear extension, internal alterations on all floors, refurbishment of the existing elevations and windows, alterations to the loft including revised staircase and refurbished dormer to include zinc cladding, and installation of an air source heat pump'. All works in accordance with BS:3998:2010 as discussed onsite with LPA Urban Forester during the pre-commencement site visit.
- Received
- 12 October 2026
- Council
- London Borough of Southwark
- ReceivedSubmitted12 Oct
- ValidatedValidated
- Consult.Consultation
- TargetTarget Date
- DecidedDecided
This is a planning application for a dormer extension at 145 Court Lane London Southwark SE21 7EE. Southwark has handled 7,476 applications of this type and approves 94% of them, typically deciding them in 50 days. It was submitted on 12 October 2026 and is still awaiting a decision. The site is in the Dulwich Village conservation area. There have been 7 other applications at this address. We hold 789 applications in total for the SE21 postcode area.
Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Southwark
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Associated applications
- 202612 Oct
5 Day Notification: Overall reduction and reshape to T1 Magnolia. Reducing a tree of approximately 5.5m to…
This applicationPendingApplication26/AP/2982 - 202610 Sep
Details of condition 8 (Basement Details) pursuant to planning permission 25/AP/3369
PendingApplicationRelated26/AP/2672 - 202610 Sep
Details of condition 9 (Highway condition) pursuant to planning permission 25/AP/3369
PendingApplicationRelated26/AP/2704 - 202627 May
Partial discharge of condition 4b 'Arboricultural Method Statement' required by planning permission ref…
ApprovedDischarge of conditions26/AP/1507 - 202627 May
Partial discharge of condition 4c 'Cross Sections through Root Protection Areas' required by planning…
ApprovedDischarge of conditions26/AP/1510 - 202627 May
Details of Condition 7 'Construction and Environmental Management Plan' required by planning permission ref…
ApprovedDischarge of conditions26/AP/1511 - 202518 Nov
A full house renovation including a lower-ground floor with front and rear lightwells, construction of a…
ApprovedHouseholderPart of25/AP/3369
Planning history at this site
1 other application at this property, newest first.
Planning constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Dulwich Village
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)
flood storage areas, listed buildings, Article 4 directions, 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 2026-10-09. 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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