Skip to content

42 Lysias Road SW12 8BP

2024/2208HouseholderApproved

Approved on 19 June 2025

Council decision: Approve with 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

Alterations including erection of mansard roof extension to main rear roof (with French doors and safety railings) and extension above two-storey back addition; erection of single-storey rear/side extension. Excavation to enlarge basement including formation front lightwell.

Received
24 June 2024
Decision level
Delegated (officer decision)
Ward
Balham
  1. Received24 Jun
  2. Validated21 Nov
  3. Consult.22 Jul
  4. Target
  5. Decided19 Jun

Decided in 210 days (council typically 56)

About this application

This is a full planning application for a side extension at 42 Lysias Road SW12 8BP. Wandsworth has handled 3,005 applications of this type. This one was decided in 360 days, 43 weeks longer than Wandsworth's typical decision time. There are no previous applications recorded at this address. In the past year there have been 146 applications across Balham. We hold 1,196 applications in total for the SW12 postcode area.

91% of full 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
SW12 8BP
Application type
Householder
Development type
C3 - Dwellings
Scale / size
Small

Planning application dates

Date validated
21 November 2024
Consultation expiry
22 July 2024
Consultation start
1 July 2024
Consultation end
22 July 2024
Last date for comments
22 July 2024
Application expires
4 November 2024
Permission expires
19 June 2028

Additional information

Documents
8

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.

Source: Wandsworth

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

Track this application

Get email alerts when there is a planning decision or status change.

Get email alerts near SW12

New planning applications delivered to your inbox daily.

Around this site

Discuss this application on r/PlanningPermissionUK

For applicants and trades

Planning something similar?

See what the council approved and refused for basements on your street. Pick your home and get the evidence before you pay for drawings.

See what gets approved on your streetBuying this property? Report on this address