133 Woodland Gardens, Isleworth, TW7 6LU

1. 16 Mar 2026

   Received by Hounslow

2. 20 Apr 2026

   Decision issued: GRANT

3. 12 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 20 April 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.

• 111 WOODLAND GARDENS, ISLEWORTH, TW7 6LU

  P/2021/2884 Submitted 15 Jul 2021 71m away

  Certificate of Lawfulness for erection of single storey rear extension with three roof lights, hip to gable conversion and erection of a rear roof extension with juliette balcony to the house

  Granted Lawful development Extension Loft or dormer 11 docs
  Small domestic

• 107 Woodland Gardens, Isleworth, TW7 6LU

  P/2025/2744 Submitted 10 Sep 2025 78m away

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

  Granted Lawful development Extension Loft or dormer +1 6 docs

• 156 WOODLAND GARDENS, ISLEWORTH, TW7 6LR

  PA/2023/0305 Submitted 31 Jan 2023 78m away

  Ground floor rear extension 4 metres deep, maximum height of 3 metres, 3 metres high to the eaves

  Granted Prior approval Extension 8 docs

• 156 WOODLAND GARDENS, ISLEWORTH, TW7 6LR

  P/2023/0301 Submitted 31 Jan 2023 78m away

  Certificate of lawfulness for erection of single storey rear & side extension with rear door alterations. Erection of a rear roof extension with hip to gable conversion and front roof windows including a vehicular access to the front of the house.

  Granted Lawful development Extension Loft or dormer +1 10 docs
  Small domestic

• 17 WOODLAND GARDENS, ISLEWORTH, TW7 6LN

  PA/2023/0697 Submitted 3 Mar 2023 108m away

  Ground floor rear extension 3.65 metres deep, maximum height 3.00 metres, 3.00 metres high to the eaves

  Granted Prior approval Extension 5 docs

• 33 Woodland Gardens, Isleworth, TW7 6LN

  P/2026/1657 Submitted 4 Jun 2026 111m away

  Certificate of lawfulness for the proposed erection of a single-storey rear extension.

  Granted Lawful development Extension 10 docs
  Small domestic

• P/2026/2033 Granted

  3 Benedict Drive, Feltham, TW14 8JH

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

  8 Jul 2026 Lawful development
• P/2026/2027 Granted

  115 Northumberland Crescent, Feltham, TW14 9SP

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

  8 Jul 2026 Lawful development
• P/2026/2009 Granted

  3 Brainton Avenue, Feltham, TW14 0AZ

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

  7 Jul 2026 Lawful development
• P/2026/2014 Granted

  82 Sussex Avenue, Isleworth, TW7 6LB

  Certificate of lawfulness for the proposed erection of a rear roof extension, a porch to the front of the house, and a front roof window.

  7 Jul 2026 Lawful development
• P/2026/2473 Awaiting decision

  16 Somerset Waye, Hounslow, TW5 9HG

  Certificate of lawfulness for the proposed erection of a rear roof extension with two roof windows to the front and alterations to the existing side roof from flat roof to pitched roof.

  1 Sep 2026 Lawful development