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36 Windermere Road Streatham SW16 5HG

23/P1047Section 192 Certificate - proposedApproved
Outline / PiP

Approved on 17 May 2023

Council decision: Issue Certificate of LawfulnessDelegated (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

APPLICATION FOR A LAWFUL DEVELOPMENT CERTIFICATE IN RESPECT OF THE PROPOSED ERECTION OF A HIP TO GABLE AND REAR DORMER ROOF EXTENSION AND INSERTION OF 3 X ROOFLIGHTS ON THE FRONT ROOF SLOPE

Received
18 April 2023
Decision level
Delegated (officer decision)
Ward
Longthornton
  1. Received18 Apr
  2. Validated3 May
  3. Consult.18 Apr
  4. Target30 May
  5. Decided17 May

Decided in 14 days (council typically 56)

About this application

This is an outline application for a dormer extension at 36 Windermere Road Streatham SW16 5HG. Merton has handled 637 applications of this type. This one was decided in 29 days, 4 weeks quicker than Merton's typical decision time. There are no previous applications recorded at this address. In the past year there have been 67 applications across Longthornton. We hold 3,712 applications in total for the SW16 postcode area.

79% of outline applications at London Borough of Merton 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
SW16 5HG
Application type
Section 192 Certificate - proposed
Development type
Development monitoring information not needed
Scale / size
Small

Planning application dates

Date validated
3 May 2023
Last date for comments
18 April 2023
Target decision date
30 May 2023
Application expires
13 June 2023
Permission expires
17 May 2026

Planning decision

Statutory period
41 days

Additional information

Documents
7

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 and tree preservation orders. Ask the council if these matter.

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: Merton

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

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