Planning application
52 Cowper Road Hanwell W7 1EH
Works: Loft or dormer
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Construction of rear dormer; installation of four front rooflights (Application for a Lawful Development Certificate for a Proposed Development)
As published by the council, reference 261302CPL
Application record
- Reference
- 261302CPL
- Type
- Certificate of Lawfulness - Proposed
- Status
- Permitted Development
- Decision
- Permitted Development
- Received
- 26 Mar 2026
- Validated
- 26 Mar 2026
- Decided
- 28 May 2026
- Ward
- North Hanwell
- Decision by
- Delegated Decision
- Postcode
- W7 1EH
Site history
Applications at this address on the Old Oak and Park Royal Development Corporation register
This site has had 2 applications since 2025: 2 approved, 0 refused.
-
254587HH Granted
52 Cowper Road Hanwell W7 1EH
Single storey rear extension (Following demolition of rear structure)
Timeline
Dates from the published record
-
26 Mar 2026
Received by Old Oak and Park Royal Development Corporation
-
28 May 2026
Decision issued: Permitted Development
-
10 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Agent on file, an architecture practice registered in Edinburgh
24 applications on PlanIndex · across 8 councils · 100% granted
Trade members see who it is, their full track record, and every application they have filed.
See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
13 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Old Oak and Park Royal Development Corporation granted permission on 28 May 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About lawful development applications
A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
52 Cowper Road Hanwell W7 1EH
Construction of rear dormer; installation of four front rooflights (Application for a Lawful Development Certificate for a Proposed Development)
Granted Lawful development Loft or dormer 13 docs -
52 Cowper Road Hanwell W7 1EH
Single storey rear extension (Following demolition of rear structure)
Granted Householder Extension Demolition 16 docsSmall domestic -
52 Cowper Road Hanwell W7 1EH
Single storey rear extension (Following demolition of rear structure)
Granted Householder Extension Demolition 16 docsSmall domestic -
54 Cowper Road Hanwell W7 1EH
Single storey rear extension (following demolition of existing conservatory)
Granted Householder Extension Demolition 10 docsSmall domestic -
54 Cowper Road Hanwell W7 1EH
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)
Granted Lawful development Extension Loft or dormer 8 docs -
54 Cowper Road Hanwell W7 1EH
Single storey rear extension (max 5.00m deep and max 3.56m high) (following demolition of existing conservatory) (42 Days Prior Approval Notification Process)
Refused Prior approval Extension Demolition 5 docsSmall domestic
Other lawful development applications
In Old Oak and Park Royal Development Corporation
-
262843CPL Refused
29 Nutfield Gardens Northolt UB5 6LU
Alteration of roof from hip to gable end, rear roof extension; installation of three front rooflights (Lawful Development Certificate for a Proposed Development)
-
262774CPL Granted
133 Cleveland Road West Ealing W13 0EN
Alteration of roof from hip to gable end and rear roof extension; rear dormer enlargement; installation of three rooflights to front roofslope (Lawful Development Certificate for a Proposed Development)
-
262610CPL Refused
6 Morden Gardens Greenford UB6 0LT
Single storey rear extension (following demolition of rear addition) (Lawful Development Certificate for a Proposed Development)
-
262475CPL Granted
80 Windmill Lane Greenford UB6 9DS
Rear roof extension, and installation of three roof lights to front roofslope (Lawful Development Certificate for a Proposed Development)
-
262678CPL Granted
19 Southwell Avenue Northolt UB5 4DX
Rear roof extension; installation of three front rooflights (Lawful Development Certificate for a Proposed Development)