Skip to content

40 Southbourne Crescent, London, NW4 2JY

H/02755/08Existing Lawful Development CertificateApproved
Lawful development certificate

Approved on 30 September 2008

Council decision: LawfulDelegated (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

Single storey rear conservatory. Roof extension involving rear dormer window.

Received
30 July 2008
Decision level
Delegated (officer decision)
Ward
Hendon
Agent
Siaw Ltd
  1. Received30 Jul
  2. Validated5 Aug
  3. Consult.
  4. Target30 Sep
  5. Decided30 Sep

Decided in 56 days (council typically 56)

About this application

This is an application to amend a permission at 40 Southbourne Crescent, London, NW4 2JY. Barnet has handled 579 applications of this type. This one was decided in 62 days, 6 days longer than Barnet's typical decision time. There are no previous applications recorded at this address. In the past year there have been 141 applications across Hendon. We hold 3,125 applications in total for the NW4 postcode area.

70% of amendment applications at London Borough of Barnet 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
NW4 2JY
Application type
Existing Lawful Development Certificate
Scale / size
Small

Planning application dates

Date validated
5 August 2008
Target decision date
30 September 2008

Applicant and agent

Agent
Siaw Ltd
Agent address
Winston House- Suite 332 2 Dollis Park London N3 1HF

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-00514953
Comments
0
Documents
3

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Article 4 direction: Article 4 Small Houses in Multiple Occupation (HMO) Area 1
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)

flood storage areas, conservation areas, listed buildings, tree preservation orders, 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: Barnet

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 NW4

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 on your street for the project you have in mind. 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