FIRST FLOOR FLAT 33 MAYFIELD AVENUE, CHISWICK, LONDON, W4 1PN

1. 10 Aug 2021

   Received by Hounslow

2. 22 Sep 2021

   Decision issued: GRANTED (FULL PLANNING PERMISSION NOT REQUIRED)

3. 30 Sep 2026

   Added to PlanIndex

Hounslow granted permission on 22 September 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 GROUND FLOOR 31 MAYFIELD AVENUE, CHISWICK, LONDON, W4 1PN

  P/2023/0856 Submitted 17 Mar 2023 50 yards away

  Erection of a single storey side and rear wrap around extension

  Granted Full applications Extension 12 docs
  Small domestic

• 14 Turnham Green Terrace Mews, Chiswick, London, W4 1QU

  PAC/2026/0218 Submitted 20 Jan 2026 50 yards away

  Prior approval for the change of use from Class E (commercial, business and service) to create 10 residential units Class C3 (dwellinghouse)

  Refused Outline 28 docs
  Domestic

• Units 4 And 10, Turnham Green Terrace Mews Chiswick W4 1QU

  PAC/2024/2969 Submitted 5 Sep 2024 50 yards away

  Prior approval for the change of use from offices to two self contained residential units.

  Refused Prior approval 7 docs

• Units 4 And 10 Turnham Green Terrace Mews, Chiswick, London W4 1QU

  PAC/2026/0023 Submitted 19 Dec 2025 50 yards away

  Prior approval for the change of use of existing Class E unit into two residential units

  Refused Outline 12 docs

• 62 Turnham Green Terrace, Chiswick, London, W4 1QN

  P/2026/2286 Submitted 5 Aug 2026 50 yards away

  Installation of a externally illuminated fascia and non illuminated projecting sign and temporary window graphics to front of the shop.

  Granted Advertising Windows or glazing 10 docs

• TWO HOUSES ON LAND BEHIND MAYFIELD AVENUE AND THORNTON AVENUE, CHISWICK, W4 1PW

  P/2021/0572 Submitted 12 Feb 2021 50 yards away

  Details of Condition 12 (contamination) submitted pursuant of planning permission 00749/A/P5 dated 25/07/2012 for demolition of garages and erection of one x five-bedroom house and one x four-bedroom house with associated on-site parking and landscaping

  Granted Conditions Demolition 9 docs

• 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