Planning application
6 Alton Close, Isleworth, TW7 6AL
Works: Extension 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
Certificate of lawfulness for the proposed erection of a single storey detached outbuilding for use as an office and a front porch extension to the house.
As published by the council, reference P/2026/1209
Application record
- Reference
- P/2026/1209
- Type
- Lawful Development Certificate (Proposed)
- Status
- Decided: GRANT
- Decision
- GRANT
- Received
- 20 Apr 2026
- Validated
- 27 Apr 2026
- Decided
- 26 Jun 2026
- Ward
- Syon & Brentford Lock
- Postcode
- TW7 6AL
Site history
Applications at this address on the Hounslow register
This site has had 4 applications since 2025: 3 approved, 0 refused.
-
P/2025/3026 Granted
6 Alton Close, Isleworth, TW7 6AL
Erection of a single storey rear extension and removal of chimney stack to the house.
-
P/2025/2854 Granted
6 Alton Close, Isleworth, TW7 6AL
Certificate of Lawfulness for erection of a rear roof extension with a hip to gable conversion, and three front roof windows to the house.
-
P/2025/0931 Withdrawn
6 Alton Close, Isleworth, TW7 6AL
Certificate of lawfulness for the proposed erection of a rear roof extension with hip to gable conversion and front roof windows to the house.
Timeline
Dates from the published record
-
20 Apr 2026
Received by Hounslow
-
27 Apr 2026
Validated
Checked as complete and ready for consideration.
-
26 Jun 2026
Decision issued: GRANT
-
26 Jul 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
18 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
Hounslow granted permission on 26 June 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
-
6 Alton Close, Isleworth, TW7 6AL
Certificate of Lawfulness for erection of a rear roof extension with a hip to gable conversion, and three front roof windows to the house.
Granted Lawful development Extension Loft or dormer +1 20 docs -
6 Alton Close, Isleworth, TW7 6AL
Certificate of lawfulness for the proposed erection of a rear roof extension with hip to gable conversion and front roof windows to the house.
Withdrawn Lawful development Extension Loft or dormer +1 20 docs -
6 Alton Close, Isleworth, TW7 6AL
Erection of a single storey rear extension and removal of chimney stack to the house.
Granted Householder Extension 19 docsSmall domestic -
8 Alton Close, Isleworth, TW7 6AL
Certificate of Lawfulness for the proposed erection of a single storey detached outbuilding as an office in rear garden.
Granted Lawful development 5 docsSmall domestic -
20 AMHURST GARDENS, ISLEWORTH, TW7 6AJ
Ground floor rear extension 6 metres deep, maximum height of 2.9 metres, 2.4 metres high to the eaves
Granted Prior approval Extension 9 docs -
Land Rear of 26-48 & 34 Amhurst Gardens, Isleworth TW7 6AJ
Details of Conditions 6 (Construction Logistics Plan) submitted pursuant to planning permission P/2025/0430 dated 28/11/2025 for Erection of eight houses with an associated access road, private parking, amenity space, landscaping, cycle and bin stores following the demolition of 34 Amhurst Gardens
Granted Conditions Demolition 15 docsSeveral homes
Other lawful development applications
In Hounslow
-
P/2026/2118 Granted
54 Amhurst Gardens, Isleworth, TW7 6AJ
Certificate of lawfulness for the proposed erection of a rear roof extension with front roof windows.
-
P/2026/2580 Awaiting decision
50B Paxton Road, Chiswick, London, W4 2QX
Certificate of lawfulness for the existing use of a first floor self contained flat.
-
P/2026/2332 Granted
43 Dawes Avenue, Isleworth, TW7 7JS
Certificate of Lawfulness for the proposed hip to gable conversion, front roof lights and erection of a rear roof extension to the house.
-
P/2026/2089 Granted
18 Central Avenue, Hounslow, TW3 2QH
Certificate of lawfulness for the existing use of the rear extension as a self contained flat.
-
P/2026/2566 Awaiting decision
109 Wood Lane, Isleworth, TW7 5EG
Certificate of lawfulness for the proposed erection of a rear roof extension with hip to gable conversion with roof windows to the front and Juliet balcony to the rear of the house.