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

1. 20 Jan 2026

   Received by Hounslow

2. 16 Mar 2026

   Decision issued: PRIOR APPROVAL NEEDED AND REFUSED

3. 12 Aug 2026

   Added to PlanIndex

Hounslow refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

An outline application tests the principle of developing a site, holding back details such as appearance and landscaping as reserved matters for later approval. More in our guide to planning application types.

• 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

• 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

• 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

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

  P/2021/3250 Submitted 10 Aug 2021 50 yards away

  Certificate of lawfulness for existing use of the rear flat roof as a terrace.

  Granted Lawful development 9 docs

• 44 TURNHAM GREEN TERRACE, CHISWICK, LONDON, W4 1QP

  P/2023/0650 Submitted 28 Feb 2023 50 yards away

  Conversion of the upper floors to provide two one-bedroom self contained units.

  Granted Full applications 13 docs

• PA/2026/2810 Awaiting decision

  1 to 18 Claremont Grove, Chiswick, London, W4 2TL

  Prior approval for the erection of one additional storey to allow for six additional self contained flats above 1 to 18 Claremont Grove

  Received 2 Oct, published by the council 9 Oct 2026 Outline
• PA/2026/2702 Awaiting decision

  Land adjacent to 961 Great West Road, Brentford, TW8 9FX

  Prior approval for the installation of a 30m high tower fixed to concrete base, two equipment cabinets at the base and associated ancillary works.

  Received 24 Sep, published by the council 30 Sep 2026 Outline
• SC/2026/2149 Decided

  LAND AT CHISWICK ROUNDABOUT, CHISWICK, W4 5QJ

  Scoping opinion for redevelopment of the site to provide 496 co-living units and 60 C3 affordable units alongside retail offering, play space and a roof level external amenity space, with a maximum height of 24 storeys

  Received 22 Jul, published by the council 26 Jul 2026 Outline
• PAC/2026/2008 Granted

  First Floor, Vine Works, Church Street, Chiswick, London, W4 2PD

  Prior Approval for change of use of the existing building's first floor office (Use Class E) to a self-contained one bedroom, two person flat (Use Class C3).

  Received 3 Jul, published by the council 26 Jul 2026 Outline
• SC/2026/1860 Decided

  Brentford Community Stadium Lionel Road South, Brentford, TW8 0RU

  Scoping opinion for the use of the existing stadium for live music events.

  Received 23 Jun, published by the council 26 Jul 2026 Outline