21 WALNUT TREE ROAD, HOUNSLOW, TW5 0LP

1. 22 Mar 2024

   Received by Hounslow

2. 22 May 2024

   Validated

   Checked as complete and ready for consideration.

3. 10 Dec 2024

   Decision issued: GRANT

4. 26 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 10 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.

• 32 WALNUT TREE ROAD, HOUNSLOW, TW5 0LR

  PA/2023/0330 Submitted 1 Feb 2023 50 yards away

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

  Granted Prior approval Extension 4 docs

• 32 WALNUT TREE ROAD, HOUNSLOW, TW5 0LR

  P/2023/0329 Submitted 1 Feb 2023 50 yards away

  Certificate of lawfulness for erection of a rear roof extension with hip to gable conversion and two front roof lights, front porch extension and detached outbuilding to the rear garden.

  Granted Lawful development Extension Loft or dormer 5 docs
  Small domestic

• 9 Walnut Tree Road, Hounslow, TW5 0LP

  P/2025/3180 Submitted 22 Oct 2025 50 yards away

  75% historically approved · decision due ~17 Dec

  Erection of single storey rear infill extension to the house.

  Awaiting decision Householder Extension 8 docs
  Small domestic

• 9 Walnut Tree Road, Hounslow, TW5 0LP

  P/2024/3387 Submitted 10 Oct 2024 50 yards away

  Certificate of lawfulness for a hip to gable conversion and erection of roof extension with a juliet balcony with two front roof windows to the house.

  Granted Lawful development Extension Loft or dormer +1 8 docs

• 9 Walnut Tree Road, Hounslow, TW5 0LP

  P/2024/3734 Submitted 9 Nov 2024 50 yards away

  Erection of a first floor side extension.

  Granted Householder Extension 10 docs
  Domestic

• 236A Heston Road, Hounslow, TW5 0RH

  P/2025/3645 Submitted 8 Dec 2025 50 yards away

  64% historically approved · decision due ~16 Jun

  Erection of a three storey commercial (Class E (g(ii)) building and nine houses with associated landscaping works including improvements to the public footpath following demolition of existing buildings and structures.

  Awaiting decision Full applications Demolition 37 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