153 HARTHAM ROAD, ISLEWORTH, TW7 5EZ

1. 10 Jan 2023

   Received by Hounslow

2. 23 Feb 2023

   Decision issued: GRANTED (FULL PLANNING PERMISSION NOT REQUIRED)

3. 23 Sep 2026

   Added to PlanIndex

Hounslow granted permission on 23 February 2023, 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.

• 145 Hartham Road, Isleworth, TW7 5EZ

  P/2025/3165 Submitted 20 Oct 2025 50 yards away

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

  Granted Lawful development Extension Windows or glazing 16 docs

• 6 Wood Lane, Isleworth, TW7 5ER

  P/2024/3186 Submitted 23 Sep 2024 50 yards away

  Details of conditions 5 (Materials) 6 (Landscaping) submitted pursuant to prior approval 01225/6/PA3 dated 05/02/2024 for the demolition of the existing two storey commercial building and replacement with a part three, part four storey building comprising of 20 apartments.

  Granted Conditions New dwelling Demolition 16 docs
  Major scheme

• 6 Wood Lane, Isleworth, TW7 5ER

  P/2024/3030 Submitted 10 Sep 2024 50 yards away

  Details of Condition 13a (Noise assessment) submitted pursuant to planning permission 01225/6/PA3 (PALL/2023/3950) dated 05/02/2024 for Prior approval for the demolition of the existing two storey commercial building and replacement with a part three, part four storey building comprising of 20 apartments.

  Granted Conditions New dwelling Demolition 10 docs
  Major scheme

• 18 Wood Lane, Isleworth, TW7 5ED

  PA/2026/1157 Submitted 15 Apr 2026 100 yards away

  Ground floor rear extension 6.00 metres deep, maximum height 3.20 metres, 3.00 metres high to the eaves.

  Granted Prior approval Extension 5 docs

• 18 Wood Lane, Isleworth, TW7 5ED

  P/2026/1776 Submitted 15 Jun 2026 100 yards away

  Certificate of Lawfulness for the proposed erection of a rear roof extension with hip-to-gable roof conversion, installation of two rooflights to the front roof slope, removal of the rear chimney stack, and erection of a detached outbuilding in the rear garden following the demolition of the existing element.

  Granted Lawful development Extension Loft or dormer +1 8 docs

• 18 Wood Lane, Isleworth, TW7 5ED

  P/2026/1777 Submitted 15 Jun 2026 100 yards away

  Erection of a single storey rear extension and part first floor rear extension to the house.

  Granted Householder Extension 6 docs
  Small domestic

• P/2026/2675 Awaiting decision

  17 Saxon Avenue, Feltham, TW13 5JJ

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

  Received 21 Sep, published by the council 23 Sep 2026 Lawful development
• P/2026/2668 Awaiting decision

  45 Shelley Crescent, Hounslow, TW5 9BQ

  Certificate of lawfulness for the proposed erection of a detached outbuilding in the rear garden.

  Received 21 Sep, published by the council 23 Sep 2026 Lawful development
• P/2026/2651 Awaiting decision

  3 Clayponds Avenue, Brentford, TW8 9QQ

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

  Received 17 Sep, published by the council 20 Sep 2026 Lawful development
• P/2026/2627 Awaiting decision

  23 Elmgate Avenue, Feltham, TW13 7BU

  Certificate of lawfulness for the proposed change of use from residential house Class C3a to a residential home for up to 3 young people aged between 7 and 18 Class C2

  Received 15 Sep, published by the council 20 Sep 2026 Lawful development
• P/2026/2631 Awaiting decision

  17 Northumberland Avenue, Isleworth, TW7 5HZ

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

  Received 15 Sep, published by the council 20 Sep 2026 Lawful development