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54 Cowper Road Hanwell W7 1EH

254290CPLCertificate of Lawfulness - ProposedApproved
Outline / PiP

Approved on 7 January 2026

Council decision: Grant 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

Rear roof extension incorporating a Juliet balcony; installation of two rooflights to rear dormer; and installation of three rooflights to front roofslopes (Lawful Development Certificate for a Proposed Development)

Received
12 November 2025
Decision level
Delegated (officer decision)
Ward
North Hanwell
Agent
N Turner Designs Ltd
  1. Received12 Nov
  2. Validated12 Nov
  3. Consult.
  4. Target7 Jan
  5. Decided7 Jan

Decided in 56 days (council typically 56)

About this application

This is an outline application for a dormer extension at 54 Cowper Road Hanwell W7 1EH. Ealing has handled 2,249 applications of this type. This one was decided in 56 days. There have been 2 other applications at this address. In the past year there have been 80 applications across North Hanwell. We hold 681 applications in total for the W7 postcode area.

87% of outline applications at London Borough of Ealing 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
W7 1EH
Application type
Certificate of Lawfulness - Proposed
Scale / size
Small
Parish
Not Available

Planning application dates

Date validated
12 November 2025
Target decision date
7 January 2026

Applicant and agent

Agent
N Turner Designs Ltd
Architect profile
N. TURNER DESIGNS LIMITED
Agent address
28 Freemans Close Stoke Poges SL2 4ER

Planning decision

Case officer
Shirley Ho
Statutory period
56 days

Additional information

Planning Portal ID
PP-14481845
Comments
0
Documents
8
Constraints
5

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.

Associated applications

  1. 2025
    12 Nov

    Rear roof extension incorporating a Juliet balcony; installation of two rooflights to rear dormer; and…

    This applicationApprovedOutline254290CPL
  2. 2025
    12 Nov

    Single storey rear extension (max 5.00m deep and max 3.56m high) (following demolition of existing…

    RefusedPrior Approval - Larger Home ExtensionFiled alongside254291PALHE

Planning history at this site

1 other application at this property, newest first.

  1. 2026
    23 Jan

    Single storey rear extension (following demolition of existing conservatory)

    ApprovedHouseholder260246HH

Source: Ealing

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

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