9 CEDARS ROAD, CHISWICK, LONDON, W4 3JP

1. 10 Aug 2021

   Received by Hounslow

2. 5 Oct 2021

   Decision issued: GRANTED (FULL PLANNING PERMISSION NOT REQUIRED)

3. 6 Oct 2026

   Added to PlanIndex

Hounslow granted permission on 5 October 2021, 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.

• Flat 1, 5 Cedars Road, Chiswick, London, W4 3JP

  P/2026/0988 Submitted 25 Mar 2026 50 yards away

  Erection of a part single storey rear extension to the flat

  Granted Full applications Extension 16 docs
  Small domestic

• 17 CEDARS ROAD, CHISWICK, LONDON, W4 3JP

  P/2021/3045 Submitted 27 Jul 2021 50 yards away

  Certificate of Lawfulness for proposed erection of a rear roof extension incorporating hip-to-gable conversion with two front roof lights to the house.

  Granted Lawful development Extension Loft or dormer 8 docs

• 19 Cedars Road, Chiswick, London, W4 3JP

  P/2026/1482 Submitted 18 May 2026 50 yards away

  100% historically approved · decision due ~7 Aug

  Certificate of lawfulness for the existing use of a House in Multiple Occupation.

  Awaiting decision Lawful development 2 docs

• 19 Cedars Road, Chiswick, W4 3JP

  P/2024/2649 Submitted 1 Aug 2024 50 yards away

  Change of use from a single family house (Class C3) to a House in Multiple Occupation (Class C4) for occupation by up to six persons.

  Refused Full applications 8 docs

• 18 Elmwood Road, Chiswick, London, W4 3DZ

  P/2024/3601 Submitted 30 Oct 2024 50 yards away

  Erection of a single storey rear extension following the demolition of the existing single storey rear infill conservatory and single storey rear extension.

  Granted Full applications Extension Demolition 23 docs
  Small domestic

• 15 Elmwood Road, Chiswick, London, W4 3DY

  P/2026/0207 Submitted 22 Jan 2026 100 yards away

  Erection of a single storey rear extension with flat roof, rear decking, access steps and balustrade to the house.

  Granted Householder Extension 6 docs
  Small domestic

• 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