8 Smallberry Avenue, Isleworth, TW7 6QL

1. 16 Mar 2026

   Received by Hounslow

2. 14 May 2026

   Decision issued: GRANT

3. 12 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 14 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.

• 5 SMALLBERRY AVENUE, ISLEWORTH, TW7 6QL

  P/2023/0086 Submitted 9 Jan 2023 50 yards away

  Certificate of lawfulness for an existing single storey rear extension to the house

  Granted Lawful development Extension 6 docs
  Small domestic

• 90 Linkfield Road, Isleworth, TW7 6QH

  P/2026/0763 Submitted 6 Mar 2026 100 yards away

  Details of materials submitted pursuant to Condition 9 and details of hard and soft landscape works pursuant to Condition 11 of permission P/2022/3644 dated 08/02/2023 for erection of a two-storey house with basement and cycle store, refuse enclosure, landscaping and associated works following demolition to the garage

  Granted Conditions Demolition 14 docs

• Block D and K Primrose Place,Isleworth,London,TW7 5BA

  P/2026/1441 Submitted 12 May 2026 100 yards away

  Certificate of lawfulness for the proposed replacement of external combustible materials with non-combustible materials of similar appearance, colour and texture, including cladding panels, decking, spandrel panels, and metal louvres.

  Granted Lawful development 20 docs

• 107 LINKFIELD ROAD, ISLEWORTH, TW7 6QW

  P/2023/0524 Submitted 16 Feb 2023 100 yards away

  Erection of a single storey side and rear extension.

  Granted Householder Extension 6 docs
  Small domestic

• 41 Smallberry Avenue, Isleworth, TW7 6QL

  P/2024/3066 Submitted 13 Sep 2024 100 yards away

  Retrospective planning application for the erection of a part single storey rear extension following the demolition of the existing shed

  Granted Householder Extension Demolition 6 docs
  Small domestic

• 41 Smallberry Avenue, Isleworth, TW7 6QL

  P/2025/3234 Submitted 27 Oct 2025 100 yards away

  Conversion of the existing single family house into two residential houses and formation of a vehicular access on the public pathway with associated car parking, cycle and refuse storage.

  Refused Full applications 16 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