Planning application
21 Manton Avenue Hanwell W7 2DY
Works: Extension Loft or dormer Windows or glazing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Alteration of roof from hip to gable end; rear roof extension; installation of two rooflights to front roofslope and a window within side gable wall (Lawful Development Certificate for a Proposed Development)
As published by the council, reference 254150CPL
Application record
- Reference
- 254150CPL
- Type
- Certificate of Lawfulness - Proposed
- Status
- Permitted Development
- Decision
- Permitted Development
- Received
- 31 Oct 2025
- Validated
- 31 Oct 2025
- Decided
- 19 Dec 2025
- Ward
- Hanwell Broadway
- Decision by
- Delegated Decision
- Postcode
- W7 2DY
Timeline
Dates from the published record
-
31 Oct 2025
Received by Old Oak and Park Royal Development Corporation
-
19 Dec 2025
Decision issued: Permitted Development
-
10 Aug 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
9 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 19 December 2025, 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
-
21 Manton Avenue Hanwell W7 2DY
Alteration of roof from hip to gable end; rear roof extension; installation of two rooflights to front roofslope and a window within side gable wall (Lawful Development Certificate for a Proposed Development)
Granted Lawful development Extension Loft or dormer +1 9 docs -
17 Manton Avenue Hanwell London W7 2DY
Rear roof extension and insertion of two roof lights to front roof slope (Lawful Development Certificate for a Proposed Development)
Granted Lawful development Extension Loft or dormer 2 docs -
17 Manton Avenue Hanwell London W7 2DY
Rear roof extension and insertion of two roof lights to front roof slope (Lawful Development Certificate for a Proposed Development)
Granted Lawful development Extension Loft or dormer 2 docs -
111 Elthorne Avenue Hanwell W7 2JZ
Single storey rear infill extension
Granted Householder Extension 7 docsSmall domestic -
111 Elthorne Avenue Hanwell W7 2JZ
87% historically approved · decision due ~15 Aug
Single storey rear infill extension
Decided ExtensionSmall domestic -
89 Elthorne Avenue Hanwell W7 2JZ
Rear roof extension to main roofslope; roof extension to rear outrigger; and installation of three rooflights to front roofslope (Lawful Development Certificate for a Proposed Development)
Granted Lawful development Extension Loft or dormer 11 docs
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)