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20 Underhill Road London Southwark

25/AP/1063Approval of DetailsApproved
Discharge / amendments

Approved on 12 June 2025

Approximate site (title boundary)
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.

Proposal

Details of Condition 5 (Cycle Storage) pursuant to planning permission ref. 23/AP/1780 dated 15/08/2023 for 'Variation of Condition 1 'Approved Plans' of planning permission ref. no. 21/AP/2305: Construction of a roof extension, front extension with balconies, ground to fourth floor rear extensions, excavation of the ground floor and the use of the building to provide five (2 bedroom) residential units, a side extension to provide an escape stair and passenger lift, proposed landscaping, and 2 garden rooms. Variation sought: Substitution of elevation and section drawings to show an updated glazing arrangement, alterations to the extent of brick / render and alteration to material of rear balustrade following detailed design phase.'

Received
2 April 2025
Ward
Dulwich Wood
Agent
Shore Architecture
  1. Received2 Apr
  2. Validated10 Apr
  3. Consult.
  4. Target4 Jun
  5. Decided12 Jun

Decided in 63 days (council typically 49)

About this application

This is an application to vary a condition at 20 Underhill Road London Southwark. Southwark has handled 1,341 applications of this type. This one was decided in 71 days, 3 weeks longer than Southwark's typical decision time. There have been 2 other applications at this address. In the past year there have been 83 applications across Dulwich Wood.

97% of conditions applications at London Borough of Southwark 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

Application type
Approval of Details
Scale / size
Small
Parish
Dulwich

Planning application dates

Date validated
10 April 2025
Target decision date
4 June 2025

Applicant and agent

Agent
Shore Architecture
Architect profile
SHORE ARCHITECTURE LTD
Agent address
1 Grand Parade High Street Poole Poole BH15 1AD United Kingdom

Planning decision

Statutory period
55 days

Additional information

Comments
0
Documents
5

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Tree Preservation Order: Ref 171Covers the site · +4 more
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)

flood storage areas, conservation areas, listed buildings, Article 4 directions, 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

  1. 2025
    2 Apr

    Details of Condition 4 (Hard and Soft Landscaping) pursuant to planning permission ref. 23/AP/1780

    ApprovedVariation of conditions (s73)Filed alongside25/AP/0975
  2. 2025
    2 Apr

    Details of Condition 5 (Cycle Storage) pursuant to planning permission ref. 23/AP/1780

    This applicationApprovedVariation of conditions (s73)25/AP/1063

Source: Southwark

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

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