Planning application
401 Twickenham Road, Isleworth, TW7 7ES
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Installation of solar panels to the roof of the outbuilding and to the rear roof elevation of the main house.
As published by the council, reference P/2026/1461
Application record
- Reference
- P/2026/1461
- Type
- Householder Applications
- Status
- Decided: APPROVED
- Decision
- APPROVED
- Received
- 14 May 2026
- Validated
- 14 May 2026
- Decided
- 2 Jul 2026
- Ward
- Isleworth
- Postcode
- TW7 7ES
Site history
Applications at this address on the Hounslow register
This site has had 2 applications since 2026: 2 approved, 0 refused.
-
P/2026/0199 Granted
401 Twickenham Road, Isleworth, TW7 7ES
Certificate of lawfulness for the proposed erection of a rear roof extension with hip to gable conversion and front windows and a front porch extension to the house. Erection of a detached single storey outbuilding to the rear.
Timeline
Dates from the published record
-
14 May 2026
Received by Hounslow
-
2 Jul 2026
Decision issued: APPROVED
-
26 Jul 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
12 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 2 July 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 householder applications
Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
401 Twickenham Road, Isleworth, TW7 7ES
Certificate of lawfulness for the proposed erection of a rear roof extension with hip to gable conversion and front windows and a front porch extension to the house. Erection of a detached single storey outbuilding to the rear.
Granted Lawful development Extension Loft or dormer +1 12 docsSmall domestic -
403-405 Twickenham Road, Isleworth, TW7 7ES
90% historically approved · decision due ~22 Sep
Variation of conditions 4 (opening times for shop) and 5 (opening times for petrol station) to allow to be rewording of condition 4 to 'the onsite shop shall be permanently open to customers 24 hours' and condition 5 to 'the filling of vehicles with petrol and the associated receipt of payment shall be carried out at the premises 24 hours permanently, with the exception of pumps 1, 2, 3 and 4 which shall not operate between the hours of 11.00pm and 6.00am' of planning permission 01137/403 405/P29 (P/2016/1527) approved 29/06/2016 for the variation of condition 3 to change the opening hours from 07:00 am to 06:00 am following planning permission 01137/403 405/P23 (H/0006/5173) dated 14/12/1983 for erection of petrol service station with car servicing
Awaiting decision Conditions 4 docs -
403-405 Twickenham Road,Isleworth,Hounslow,TW7 7ES
Details of Condition 4 (Waste water) submitted pursuant to planning permission 01137/403-405/P34 (P/2023/1181) dated 05/09/2023 for Demolition of car wash and jet wash machine and the creation of charging zone, erection of EV chargers, erection of canopy, two jet wash bays, sub-station enclosure and associated forecourt works.
Refused Conditions Demolition 4 docs -
395 Twickenham Road, Isleworth, TW7 7ES
66% historically approved · decision due ~7 Jan
Demolition of existing building and erection of two storey residential building comprising of seven self contained flats with associated car parking, landscaping, refuse and recycling.
Awaiting decision Full applications New dwelling Demolition 25 docs -
Telephone Box Outside 260 Twickenham Road, Isleworth
Installation of a double sided internally illuminated digital display on the proposed communications hub
Refused Advertising 13 docs -
Telephone Box Outside 260 Twickenham Road, Isleworth
Installation of a double sided digital communications hub
Refused Full applications 12 docs
Other householder applications
In Hounslow
-
P/2026/2623 Awaiting decision
8 Lonsdale Road,Chiswick,W4 1ND
Installation of external condenser at first floor level.
-
P/2026/2125 Granted
36 Midsummer Avenue, Hounslow, TW4 5BB
Erection of a single storey rear extension and a single storey side extension following the demolition of the existing side garage.
-
P/2026/2615 Awaiting decision
48 Meadow Waye, Hounslow, TW5 9EZ
Erection of a part first floor rear extension.
-
P/2026/2619 Awaiting decision
12 Letchworth Avenue, Feltham, TW14 9RY
Erection of a single storey rear extension.
-
P/2026/2600 Awaiting decision
310 Lionel Road North, Brentford, TW8 9QX
Erection of a rear roof extension.