Planning application
90 Western Avenue Acton W3 7TX
Works: Extension Loft or dormer 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
Continued use of property as large HMO (Sue Generis) of 10 rooms for up to 10 people; alteration of roof from hip to gable end; rear roof extension; installation of three rooflights to front roofslope; single storey side extension (following demolition of existing garage); alterations to side and rear fenestration (Lawful Development Certificate for an Existing Use)
As published by the council, reference 254787CPE
Application record
- Reference
- 254787CPE
- Type
- Certificate of Lawfulness - Existing
- Status
- Permitted Development
- Decision
- Granted As published: Permitted Development
- Received
- 22 Dec 2025
- Validated
- 27 Jan 2026
- Decided
- 19 Mar 2026
- Ward
- East Acton
- Decision by
- Delegated Decision
- Postcode
- W3 7TX
Timeline
Dates from the published record
-
22 Dec 2025
Received by Old Oak and Park Royal Development Corporation
-
27 Jan 2026
Validated
Checked as complete and ready for consideration.
-
19 Mar 2026
Decision issued: Permitted Development
-
10 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Chiswick Architecture Studio Agent, an architecture practice
45 applications on PlanIndex · across 3 councils · 87% granted
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Plans, drawings, consultee responses and the officer's report
10 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.
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Open the documentsWhat this grant of permission means
Old Oak and Park Royal Development Corporation granted permission on 19 March 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 0.3 miles
-
90 Western Avenue Acton W3 7TX
Continued use of property as large HMO (Sue Generis) of 10 rooms for up to 10 people; alteration of roof from hip to gable end; rear roof extension; installation of three rooflights to front roofslope; single storey side extension (following demolition of existing garage); alterations to side and rear fenestration (Lawful Development Certificate for an Existing Use)
Granted Lawful development Extension Loft or dormer +2 10 docsSmall domestic -
92 Western Avenue Acton London W3 7TX
Change of use of from single dwelling house (use class C3) to a large House in Multiple Occupation (HMO) with a maximum occupancy of 15 persons (9 bedrooms) (Use Class Sui Generis)
Granted Full applications 7 docsDomestic -
116A Western Avenue Acton W3 7TX
Alteration of roof from hip to gable end with installation of side window and removal of side chimney; rear roof extension and installation of two roof lights to front roofslope
Granted Extension Loft or dormer +1 6 docs -
116A Western Avenue Acton W3 7TX
Alteration of roof from hip to gable end with installation of side window and removal of side chimney; rear roof extension and installation of two roof lights to front roofslope
Granted Full applications Extension Loft or dormer +1 6 docs -
12 Templemead Close Acton W3 7NH
Single storey front porch extension (Lawful Development Certificate for a Proposed Development)
Refused Lawful development Extension 5 docsSmall domestic -
12 Templemead Close Acton W3 7NH
Single storey front porch extension (Lawful Development Certificate for a Proposed Development)
Refused Lawful development Extension 5 docsSmall domestic
Other lawful development applications
In Old Oak and Park Royal Development Corporation
-
263142CPL Granted
42 Gloucester Road Acton W3 8PD
Roof extension to rear (main) roof slope; part rear roof extension to rear outrigger roof slope and installation of two roof lights to front roofslope (Lawful Development Certificate for a Proposed Development)
-
263690CPL Awaiting decision
133 Trinity Road Southall UB1 1ES
Rear roof extension, and installation of three roof lights to front roofslope (Lawful Development Certificate for a Proposed Development)
-
262683CPE Granted
1 Speldhurst Road Chiswick W4 1BX
Continuous use of conversion of the roof space to provide additional habitable accommodation, installation of rooflights to the front roof slope and a rear dormer and construction of a single-storey rear extension. External materials to match the existing dwelling (Lawful Development Certificate for an Existing Development)
-
254066CPE Refused
37 Robin Hood Way Greenford UB6 7QN
Use of ground floor flat and first/second floor flat (Use Class C3) as 2 x House in Multiple Occupation (Use Class C4) (Certificate of Lawfulness for an Existing Use)
-
262883CPL Granted
90 Church Road Hanwell W7 3BE
Rear roof extension (following removal of chimney); installation of two rooflight to front roofslope (Lawful Development Certificate for a Proposed Development)