Planning application
10 Duncan Grove Acton W3 7NN
Works: Extension Loft or dormer Demolition Small domestic
Read from the description, not a valuation. How we read the register
Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.
Proposal
Conversion of a single dwellinghouse into two self-contained dwellings; alteration of roof from hip to gable end; rear roof extension incorporating a Juliet balcony; installation of two rooflights to front roofslope; excavation of a basement with lightwells front and side; single storey rear extension over basement extension with Juliet balcony (following demolition of existing rear extension); and associated internal and external alterations; installation of fence; alterations to side fenestrations
As published by the council, reference 261071FUL
Application record
- Reference
- 261071FUL
- Type
- Full Application
- Status
- Refused
- Decision
- Refused
- Received
- 12 Mar 2026
- Validated
- 12 Mar 2026
- Decided
- 6 May 2026
- Ward
- East Acton
- Decision by
- Delegated Decision
- Postcode
- W3 7NN
Site history
Applications at this address on the Old Oak and Park Royal Development Corporation register
This site has had 5 applications since 2025: 1 approved, 2 refused.
-
262772FUL Awaiting decision
10 Duncan Grove Acton W3 7NN
Conversion of a single dwellinghouse into two self-contained dwellings; alteration of roof from hip to gable end; rear roof extension incorporating a Juliet balcony; installation of two rooflights to front roofslope; excavation of a basement with lightwells front and side; single storey rear extension over basement extension with Juliet balcony (following demolition of existing rear extension); and associated internal and external alterations; installation of fence; alterations to side fenestrations
-
260994CND Granted
10 Duncan Grove Acton W3 7NN
Details flood risk & sustainable drainage strategy plan pursuant to condition 6 of planning permission Ref: 251228HH dated 13.11.2025 'Single storey rear extension incorporating balcony (following demolition of existing rear extension); excavation to provide a basement level; alterations to side fenestrations; associated external and internal alterations'
-
260366CND Awaiting decision
10 Duncan Grove Acton W3 7NN
Details of a demolition method statement and construction management plan pursuant to condition 4 of planning permission ref: 251228HH dated 13/11/2025 for: Single storey rear extension incorporating balcony (following demolition of existing rear extension); excavation to provide a basement level; alterations to side fenestrations; associated external and internal alterations
-
254483FUL Refused
10 Duncan Grove Acton W3 7NN
Conversion of a single dwellinghouse into three self-contained dwellings; alteration of roof from hip to gable end; rear roof extension incorporating a Juliet balcony; installation of two rooflights to front roofslope; excavation of a basement with lightwells to front and side; rear sunken garden; single storey rear extension over basement extension with Juliet balcony (following demolition of existing rear extension); and associated internal and external alterations
Timeline
Dates from the published record
-
12 Mar 2026
Received by Old Oak and Park Royal Development Corporation
-
6 May 2026
Decision issued: Refused
-
10 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
BR Architects Agent, an architecture practice registered in Pinner
Active · incorporated 2024 · Pinner
11 applications on PlanIndex · across 4 councils
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
14 documents on file for this application
- DECISION NOTICE
- OFFICERS REPORT
- (REVISED) PROPOSED BASEMENT PLAN AND GROUND FLOOR PLAN
- (REVISED) PROPOSED PLANS AND ELEVATIONS
- NEIGHBOUR SITE NOTICE
- APPLICATIONFORMREDACTED
- P201 - EXISTING PLANS AND ELEVATIONS
- (SUPERSEDED) P202 A - PROPOSED PLANS AND ELEVATIONS
- (SUPERSEDED) P301 A - PROPOSED PLANS
- (SUPERSEDED) P302 A - PROPOSED PLANS
- (SUPERSEDED) P401 - PROPOSED ELEVATIONS
- P101 - LOCATION PLAN
- P102 - EXISTING BLOCK PLAN
- P103 A - PROPOSED BLOCK PLAN
Watch members (£5 a month) open the document list from here.
Open the documentsWhat this refusal means
Old Oak and Park Royal Development Corporation refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
10 Duncan Grove Acton W3 7NN
Conversion of a single dwellinghouse into three self-contained dwellings; alteration of roof from hip to gable end; rear roof extension incorporating a Juliet balcony; installation of two rooflights to front roofslope; excavation of a basement with lightwells to front and side; rear sunken garden; single storey rear extension over basement extension with Juliet balcony (following demolition of existing rear extension); and associated internal and external alterations
Refused Full applications Extension Loft or dormer +1 14 docsSmall domestic -
10 Duncan Grove Acton W3 7NN
Conversion of a single dwellinghouse into two self-contained dwellings; alteration of roof from hip to gable end; rear roof extension incorporating a Juliet balcony; installation of two rooflights to front roofslope; excavation of a basement with lightwells front and side; single storey rear extension over basement extension with Juliet balcony (following demolition of existing rear extension); and associated internal and external alterations; installation of fence; alterations to side fenestrations
Refused Full applications Extension Loft or dormer +1 14 docsSmall domestic -
10 Duncan Grove Acton W3 7NN
Details flood risk & sustainable drainage strategy plan pursuant to condition 6 of planning permission Ref: 251228HH dated 13.11.2025 'Single storey rear extension incorporating balcony (following demolition of existing rear extension); excavation to provide a basement level; alterations to side fenestrations; associated external and internal alterations'
Granted Conditions Extension Demolition 6 docsSmall domestic -
10 Duncan Grove Acton W3 7NN
94% historically approved · decision due ~26 Mar
Details of a demolition method statement and construction management plan pursuant to condition 4 of planning permission ref: 251228HH dated 13/11/2025 for: Single storey rear extension incorporating balcony (following demolition of existing rear extension); excavation to provide a basement level; alterations to side fenestrations; associated external and internal alterations
Awaiting decision Conditions Extension Demolition 5 docsSmall domestic -
10 Duncan Grove Acton W3 7NN
Conversion of a single dwellinghouse into three self-contained dwellings; alteration of roof from hip to gable end; rear roof extension incorporating a Juliet balcony; installation of two rooflights to front roofslope; excavation of a basement with lightwells to front and side; rear sunken garden; single storey rear extension over basement extension with Juliet balcony (following demolition of existing rear extension); and associated internal and external alterations
Refused Full applications Extension Loft or dormer +1 14 docsSmall domestic -
10 Duncan Grove Acton W3 7NN
Details flood risk & sustainable drainage strategy plan pursuant to condition 6 of planning permission Ref: 251228HH dated 13.11.2025 'Single storey rear extension incorporating balcony (following demolition of existing rear extension); excavation to provide a basement level; alterations to side fenestrations; associated external and internal alterations'
Granted Conditions Extension Demolition 6 docsSmall domestic
Other full applications
In Old Oak and Park Royal Development Corporation
-
262904FUL Granted
139 Lady Margaret Road Southall UB1 2PS
Conversion of existing dwellinghouse into 2 self-contained flats; ground floor rear infill extension
-
262967FUL Granted
5A Vernon Rise Greenford UB6 0EQ
Alteration of roof from hip to gable end with installation of window to gable wall; rear roof extension; removal of side chimney and installation of two roof lights to front roofslope
-
262968FUL Granted
5A Vernon Rise Greenford UB6 0EQ
Single storey rear extension
-
262795FUL Granted
31 Perryn Road Acton W3 7LS
Reconversion of the existing property from two self-contained flats into a single family dwellinghouse; single storey rear/side extension; part first floor rear extension incorporating a Juliet balcony; front elevation infill extension to the porch and first floor above; alterations to the roof, installation of four side rooflights; alteration to front fenestration; associated refuse and cycle storage, landscaping and associated works (Following demolition of existing garage and rear extension)
-
26/0170/FULOPDC Awaiting decision
Unit 21 , Victoria Industrial Estate, Victoria Road, LONDON, W3 6UU
Minor external alterations and the change of use from Class B8 to B2 and B8.