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Flats 1 & 2, 26 Charterhouse Avenue, Wembley, HA0 3DB

25/1777Certificate of Lawfulness - ExistingApproved
Lawful development certificate

Approved on 17 July 2025

Council decision: Certificate of Lawfulness - GrantedDelegated (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

Certificate of lawfulness for existing single storey rear extension, rear dormer window and conversion of single dwelling into 2x self-contained flats

Received
11 June 2025
Decision level
Delegated (officer decision)
Ward
Sudbury
Agent
James Barry Associates Ltd
  1. Received11 Jun
  2. Validated11 Jun
  3. Consult.6 Aug
  4. Target
  5. Decided17 Jul

Decided in 36 days (council typically 56)

About this application

This is an application to amend a permission at Flats 1 & 2, 26 Charterhouse Avenue, Wembley, HA0 3DB. Brent has handled 367 applications of this type. This one was decided in 36 days, 3 weeks quicker than Brent's typical decision time. The site is in a conservation area. There has been 1 other application at this address. In the past year there have been 65 applications across Sudbury. We hold 2,304 applications in total for the HA0 postcode area.

68% of amendment applications at London Borough of Brent 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
HA0 3DB
Application type
Certificate of Lawfulness - Existing
Scale / size
Small

Planning application dates

Date validated
11 June 2025
Last date for comments
6 August 2025

Applicant and agent

Agent
James Barry Associates Ltd
Agent address
41 Collingwood Place, Walton on Thames, Surrey, KT12 1LU

Additional information

Planning Portal ID
PP-14090597
Comments
0
Documents
9
Constraints
1

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Article 4 direction: Article 4 for HMOs
  • 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: Brent

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

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