Planning application
23 Derwentwater Road Acton W3 6DE
Works: Extension Demolition Windows or glazing Small domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Alteration to existing single storey rear extension; demolition of existing rear addition; alterations to rear fenestration, including installation of a new sliding patio door and installation of raised patio (Lawful Development Certificate for a Proposed Development)
As published by the council, reference 260480CPL
Application record
- Reference
- 260480CPL
- Type
- Certificate of Lawfulness - Proposed
- Status
- Permitted Development
- Decision
- Permitted Development
- Received
- 6 Feb 2026
- Validated
- 6 Feb 2026
- Decided
- 24 Feb 2026
- Ward
- South Acton
- Decision by
- Delegated Decision
- Postcode
- W3 6DE
Timeline
Dates from the published record
-
6 Feb 2026
Received by Old Oak and Park Royal Development Corporation
-
24 Feb 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 London
5 applications on PlanIndex · across 5 councils
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
8 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 24 February 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
-
23 Derwentwater Road Acton W3 6DE
Alteration to existing single storey rear extension; demolition of existing rear addition; alterations to rear fenestration, including installation of a new sliding patio door and installation of raised patio (Lawful Development Certificate for a Proposed Development)
Granted Lawful development Extension Demolition +1 8 docsSmall domestic -
29 Derwentwater Road Acton London W3 6DF
Single storey rear extension.
Granted Householder Extension 10 docsSmall domestic -
29 Derwentwater Road Acton London W3 6DF
Single storey rear extension.
Granted Householder Extension 10 docsSmall domestic -
11 Newburgh Road Acton W3 6DQ
Rear roof extension incorporating Juliet balcony to top floor flat
Refused Full applications Extension 10 docs -
11 Newburgh Road Acton W3 6DQ
Rear roof extension incorporating Juliet balcony to top floor flat
Refused Full applications Extension 10 docs -
19D Newburgh Road Acton W3 6DQ
Replacement of all Timber windows with double-glazed uPVC windows to Flat D
Granted Full applications Windows or glazing 21 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)