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9 Rathmell Drive London SW4 8JG

26/00389/LDCPCertificate of Lawful Use proposedApproved
Outline / PiP

Approved on 23 April 2026

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

Application for a Certificate of Lawful Development (Proposed) with respect to the erection of a rear roof extension and installation of 2 front rooflights.

Received
6 February 2026
Ward
Clapham Park
  1. Received6 Feb
  2. Validated6 Feb
  3. Consult.
  4. Target3 Apr
  5. Decided23 Apr

Decided in 76 days (council typically 56)

About this application

This is an outline application for an extension at 9 Rathmell Drive London SW4 8JG. Lambeth has handled 400 applications of this type. This one was decided in 76 days, 3 weeks longer than Lambeth's typical decision time. There are no previous applications recorded at this address. In the past year there have been 46 applications across Clapham Park. We hold 2,293 applications in total for the SW4 postcode area.

81% of outline applications at London Borough of Lambeth 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.See what's approved near your address

Application details

Postcode
SW4 8JG
Application type
Certificate of Lawful Use proposed
Scale / size
Small

Planning application dates

Date validated
6 February 2026
Target decision date
3 April 2026

Planning decision

Statutory period
56 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 432Protected tree on or next to this site · +1 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.

Source: Lambeth

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

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