40 Southcote Avenue, Feltham, TW13 4EG

1. 24 Oct 2025

   Received by Hounslow

2. 2 Dec 2025

   Decision issued: GRANT

3. 12 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 2 December 2025, 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.

• 27 Cravan Avenue, Feltham, TW13 4EE

  PA/2024/3586 Submitted 29 Oct 2024 50 yards away

  Ground floor rear extension 6.00 metres deep, maximum height of 3.50 metres, 3.00 metres high to the eaves

  Refused Prior approval Extension 7 docs

• 21 SOUTHCOTE AVENUE, FELTHAM, TW13 4EQ

  P/2023/0850 Submitted 16 Mar 2023 50 yards away

  Certificate of lawfulness for erection of front porch to the house

  Granted Lawful development Extension 6 docs
  Small domestic

• 21 SOUTHCOTE AVENUE, FELTHAM, TW13 4EQ

  PA/2023/0853 Submitted 16 Mar 2023 50 yards away

  Ground floor rear extension 4.00 meters deep, maximum height of 3.05 metres, 2.90 metres high to the eaves

  Refused Prior approval Extension 6 docs

• 68 Southcote Avenue, Feltham, TW13 4EG

  PA/2026/0562 Submitted 17 Feb 2026 100 yards away

  Ground floor rear extension 6.00 metres deep, maximum height 3.00, 3.00 metres high to the eaves.

  Granted Prior approval Extension 9 docs

• 68 Southcote Avenue, Feltham, TW13 4EG

  P/2026/0788 Submitted 9 Mar 2026 100 yards away

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

  Granted Lawful development Extension Windows or glazing 9 docs

• 68 Southcote Avenue, Feltham, TW13 4EG

  P/2026/2226 Submitted 30 Jul 2026 100 yards away

  64% historically approved · decision due ~20 Oct

  Conversion of a single house into 5 bedroom House in Multiple Occupation

  Awaiting decision Full applications 10 docs

• 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