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28 Balvernie Grove SW18 5RU

2025/3809Certificate of Lawfulness - ProposedApproved
Outline / PiP

Approved on 8 January 2026

Council decision: Approve No ConditionsDelegated (officer decision)

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

Erection of an extension to the main rear roof; Installation of 2 x rooflights to the front roof slope; Erection of an extension above the two-storey back addition.

Received
22 October 2025
Decision level
Delegated (officer decision)
Ward
Southfields
  1. Received22 Oct
  2. Validated30 Oct
  3. Consult.28 Oct
  4. Target
  5. Decided8 Jan

Decided in 70 days (council typically 56)

About this application

This is an outline application for an extension at 28 Balvernie Grove SW18 5RU. Wandsworth has handled 528 applications of this type. This one was decided in 78 days, 3 weeks longer than Wandsworth's typical decision time. The site is in 1 listed building nearby. There are no previous applications recorded at this address. In the past year there have been 79 applications across Southfields. We hold 2,266 applications in total for the SW18 postcode area.

86% of outline applications at London Borough of Wandsworth were approved. Across all application types, the council typically decides in about 8 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
SW18 5RU
Application type
Certificate of Lawfulness - Proposed
Development type
C3 - Dwellings
Scale / size
Small

Planning application dates

Date validated
30 October 2025
Last date for comments
28 October 2025
Application expires
23 December 2025
Permission expires
8 January 2029

Planning decision

Statutory period
54 days

Additional information

Documents
10

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 1: Low probability (rivers and sea)

Not published by this council, so not checked: Article 4 directions. Ask the council if these matter.

Possibly incomplete for this council: tree preservation orders.

Also checked, none recorded (22)

flood storage areas, conservation areas, listed buildings, 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.

Planning history at this site

1 other application at this property, newest first.

  1. 2025
    31 Oct

    Alteratons including erection of single storey rear and side extension.

    ApprovedHouseholder2025/3861

Source: Wandsworth

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

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