14 Fernside Avenue, Feltham, TW13 7BL

1. 30 Mar 2026

   Received by Hounslow

2. 21 May 2026

   Decision issued: GRANT

3. 12 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 21 May 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.

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.

• 8 FERNSIDE AVENUE, FELTHAM, TW13 7BL

  P/2023/0364 Submitted 6 Feb 2023 50 yards away

  Certificate of lawfulness for the erection of a rear roof extension with hip to gable.

  Granted Lawful development Extension Loft or dormer 7 docs

• 24 Fernside Avenue, Feltham, TW13 7BL

  P/2026/1554 Submitted 22 May 2026 50 yards away

  Certificate of lawfulness for the proposed erection of a rear roof extension with hip to gable conversion.

  Granted Lawful development Extension Loft or dormer 9 docs

• 29 Fernside Avenue, Feltham, TW13 7BJ

  P/2025/3482 Submitted 19 Nov 2025 50 yards away

  Erection of single storey rear extension to the house.

  Refused Householder Extension 23 docs
  Small domestic

• 29 Fernside Avenue, Feltham, TW13 7BJ

  P/2026/1030 Submitted 30 Mar 2026 50 yards away

  Erection of a single-storey rear extension to the house.

  Granted Householder Extension 17 docs
  Small domestic

• 25 ELIZABETH WAY, FELTHAM, TW13 7PF

  P/2023/0386 Submitted 7 Feb 2023 100 yards away

  Erection of a rear roof extension with front, and installation of side and a rear roof window.

  Granted Householder Extension Windows or glazing 10 docs
  Domestic

• 25 Elizabeth Way, Feltham, TW13 7PF

  PA/2026/1464 Submitted 14 May 2026 100 yards away

  Ground floor rear extension 8.00 metres deep, maximum height of 3.00 metres, 3.00 metres high to the eaves

  Refused Prior approval Extension 7 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