8 Alton Close, Isleworth, TW7 6AL

1. 15 Nov 2024

   Received by Hounslow

2. 17 Dec 2024

   Decision issued: LAWFNOTGRANT

3. 2 Sep 2026

   Added to PlanIndex

Hounslow granted permission on 17 December 2024, 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.

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.

• 6 Alton Close, Isleworth, TW7 6AL

  P/2025/2854 Submitted 23 Sep 2025 50 yards away

  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

  P/2025/0931 Submitted 24 Mar 2025 50 yards away

  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  Withdrawn Lawful development Extension Loft or dormer +1 20 docs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

  P/2026/1209 Submitted 20 Apr 2026 50 yards away

  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.

  Granted Lawful development Extension 18 docs
  Small domestic

• 6 Alton Close, Isleworth, TW7 6AL

  P/2025/3026 Submitted 8 Oct 2025 50 yards away

  Erection of a single storey rear extension and removal of chimney stack to the house.

  Granted Householder Extension 19 docs
  Small domestic

• 20 AMHURST GARDENS, ISLEWORTH, TW7 6AJ

  PA/2019/4025 Submitted 6 Nov 2019 50 yards away

  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

  P/2026/1136 Submitted 13 Apr 2026 50 yards away

  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 docs
  Several homes

• P/2026/2813 Awaiting decision

  150 Wood Lane, Isleworth, TW7 5EQ

  (GSGS877009741) Certificate of lawfulness proposed for the erection of a single storey outbuilding to be used as a home gym / playroom / shed in the rear garden of the house

  Received 5 Oct, published by the council 9 Oct 2026 Lawful development
• P/2026/2334 Granted

  69 Central Avenue, Hounslow, TW3 2QW

  Certificate of lawfulness for the proposed hip to gable conversion and erection of rear roof extension with three front roof windows to the house.

  Received 12 Aug, published by the council 16 Aug 2026 Lawful development
• P/2026/2459 Granted

  2 Letchworth Avenue, Feltham, TW14 9RY

  Certificate of Lawfulness for the proposed hip to gable roof conversion, installation of two front roof windows, and erection of a rear roof extension to the existing house.

  Received 28 Aug, published by the council 5 Sep 2026 Lawful development
• P/2026/2787 Awaiting decision

  13 Denbigh Road, Hounslow, TW3 4DU

  Certificate of Lawfulness for the proposed erection of a detached outbuilding in the rear garden.

  Received 1 Oct, published by the council 9 Oct 2026 Lawful development
• P/2026/2790 Awaiting decision

  14 Old Farm Close, Hounslow, TW4 7AB

  Certificate of lawfulness for the proposed erection of a rear roof extension and two front roof windows to the house.

  Received 1 Oct, published by the council 6 Oct 2026 Lawful development