107 Chaucer Avenue, Hounslow, TW4 6NA

1. 20 Aug 2025

   Received by Hounslow

2. 26 Jul 2026

   Added to PlanIndex

The applicant withdrew this application before Hounslow decided it, and is free to submit a revised scheme at any time. 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.

• 99 Chaucer Avenue, Hounslow, TW4 6NA

  PA/2025/3620 Submitted 3 Dec 2025 50 yards away

  Ground floor rear extension 6.00 metres, maximum height 3.40 metres, 2.90 metres high to the eaves.

  Granted Prior approval Extension 5 docs

• 109 Berkeley Avenue, Hounslow, TW4 6LD

  P/2025/3404 Submitted 12 Nov 2025 50 yards away

  Certificate of lawfulness for the existing single storey rear extension and detached outbuilding in the rear garden.

  Granted Lawful development Extension 13 docs
  Small domestic

• 174 Berkeley Avenue, Hounslow, TW4 6LB

  P/2026/0197 Submitted 21 Jan 2026 100 yards away

  Erection of a single storey rear extension to the house.

  Granted Householder Extension 8 docs
  Small domestic

• 126 Byron Avenue, Hounslow, TW4 6LY

  P/2026/0866 Submitted 16 Mar 2026 100 yards away

  Erection of a single storey detached outbuilding for use as a playroom in the rear garden. Following demolition of the existing shed.

  Refused Householder Demolition 42 docs
  Small domestic

• 126 Byron Avenue, Hounslow, TW4 6LY

  P/2026/1783 Submitted 16 Jun 2026 100 yards away

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

  Granted Lawful development 10 docs

• 111 Byron Avenue, Hounslow, TW4 6LU

  P/2026/1726 Submitted 10 Jun 2026 100 yards away

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

  Granted Lawful development 7 docs

• 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