Planning application
462A - 464A Chiswick High Road, Chiswick, London, W4 5TT
Works: New dwelling Extension Loft or dormer
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Erection of a mansard roof extension comprising of four self contained flats with associated solar panels, cycle and refuse storage.
As published by the council, reference P/2026/1022
Application record
- Reference
- P/2026/1022
- Type
- PF-Full Applications
- Status
- Granted As published: Decided: APPROVED
- Decision
- Granted As published: APPROVED
- Received
- 27 Mar 2026
- Validated
- 27 Mar 2026
- Decided
- 18 Aug 2026
- Ward
- Chiswick Gunnersbury
- Postcode
- W4 5TT
Timeline
Dates from the published record
-
27 Mar 2026
Received by Hounslow
-
26 Jul 2026
Added to PlanIndex
-
16 Aug 2026
Status changed to REGISTERED: Pending recommendation
Previously REGISTERED: Under Assessment.
-
18 Aug 2026
Decision issued: APPROVED
Documents
Plans, drawings, consultee responses and the officer's report
27 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
Hounslow granted permission on 18 August 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 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
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303 Flat First Floor,Chiswick High Road,Chiswick,London,W4 4HH
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299-303,Chiswick High Road,Chiswick,W4 4HH
Details of Cycle Storage submitted pursuant to condition 5 of permission P/2025/1945 dated 07/11/2025 for Retrospective permission for the change of use of the existing food takeaway business and restaurant into a lounge bar on the basement floor and restaurant on the ground floor
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Erection of new mansard roof extension across the second floor roof of the main building to accommodate two new self contained flats. A part first floor extension to an existing flat and part ground floor rear extension to the commercial unit to the rear of the property.
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Variation of condition 3 (opening hours) to allow the addition of one hour to the opening hours of the basement, 0900-0100 on Sundays to Thursdays and 0900-0230 on Fridays and Saturdays for 12 months of planning permission P/2025/1945 approved 07/11/2025 for the retrospective application for the change of use of the existing food takeaway business and restaurant into a lounge bar on the basement floor and restaurant on the ground floor of 299 to 303 Chiswick High Road.
Granted Conditions 9 docs
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