34 ESSEX AVENUE, ISLEWORTH, TW7 6LF

1. 14 Mar 2023

   Received by Hounslow

2. 9 May 2023

   Decision issued: GRANTED (FULL PLANNING PERMISSION NOT REQUIRED)

3. 10 Sep 2026

   Added to PlanIndex

Hounslow granted permission on 9 May 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.

• 5 ESSEX AVENUE, ISLEWORTH, TW7 6LF

  P/2023/0166 Submitted 17 Jan 2023 36m away

  Erection of first floor extension with rear loft dormer to roof space, front porch and replacement of existing rear extension, following the demolition of the existing single storey side extension and rear extension, conservatory and attached single storey garage - amended description

  Withdrawn Householder Extension Loft or dormer +1 19 docs
  Small domestic

• 11 CLAYTON ROAD, ISLEWORTH, TW7 6LE

  P/2023/0311 Submitted 31 Jan 2023 44m away

  Erection of a part single, part two storey rear extension to the house.

  Refused Householder Extension 8 docs
  Domestic

• 108 WORTON ROAD, ISLEWORTH, TW7 6HG

  P/2023/0439 Submitted 10 Feb 2023 63m away

  Formation of a vehicular crossover on the public highway

  Refused Householder 4 docs
  Domestic

• 108 Worton Road, Isleworth, TW7 6HG

  P/2025/3410 Submitted 13 Nov 2025 63m away

  Part retrospective application for the installation of the hardstanding to the front garden and the proposed formation of a vehicular access to the front of the house

  Refused Householder 10 docs
  Domestic

• 100 WORTON ROAD, ISLEWORTH, TW7 6HG

  P/2023/0256 Submitted 26 Jan 2023 67m away

  Installation of a vehicle crossover.

  Refused Householder 7 docs
  Domestic

• 82 Sussex Avenue, Isleworth, TW7 6LB

  P/2026/2014 Submitted 7 Jul 2026 80m away

  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.

  Granted Lawful development Extension Windows or glazing 13 docs
  Small domestic

• P/2026/2118 Granted

  54 Amhurst Gardens, Isleworth, TW7 6AJ

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

  Received 20 Jul, published by the council 26 Jul 2026 Lawful development
• P/2026/2580 Awaiting decision

  50B Paxton Road, Chiswick, London, W4 2QX

  Certificate of lawfulness for the existing use of a first floor self contained flat.

  Received 10 Sep, published by the council 17 Sep 2026 Lawful development
• P/2026/2332 Granted

  43 Dawes Avenue, Isleworth, TW7 7JS

  Certificate of Lawfulness for the proposed hip to gable conversion, front roof lights and erection of a rear roof extension to the house.

  Received 12 Aug, published by the council 16 Aug 2026 Lawful development
• P/2026/2089 Granted

  18 Central Avenue, Hounslow, TW3 2QH

  Certificate of lawfulness for the existing use of the rear extension as a self contained flat.

  Received 17 Jul, published by the council 26 Jul 2026 Lawful development
• P/2026/2566 Awaiting decision

  109 Wood Lane, Isleworth, TW7 5EG

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

  Received 9 Sep, published by the council 17 Sep 2026 Lawful development