Brampton House Church Street, Chiswick, London, W4 2PD

1. 30 Sep 2026

   Received by Hounslow

2. 5 Oct 2026

   Validated

   Checked as complete and ready for consideration.

3. 9 Oct 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 30 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Hounslow took a median of 56 days over the applications it decided in the last year.

This application is with Hounslow for determination, against a statutory target of eight weeks. Over the last year Hounslow decided tree works applications in a median of 28 days. More in our guide to how long planning decisions take.

Applications for works to trees cover protected trees: consent under a tree preservation order, or six weeks notice for trees in a conservation area. More in our guide to planning application types.

• Thames Works, Church Street, Chiswick, London, W4 2PD

  P/2026/1750 Submitted 12 Jun 2026 50 yards away

  Non material amendment to allow the re-wording of condition 2 (approved plans) to update the approved plan list and to amendment the description of development to External alterations to the existing building including amendments to existing openings and associated works to elevations of planning permission P/2025/3155

  Granted Amendments 7 docs

• Thames Works, Church Street, Chiswick, London, W4 2PD

  PA/2026/1927 Submitted 29 Jun 2026 50 yards away

  Prior approval for the installation of 14 roof mounted solar photovoltaic (PV) panels to the existing pitched roof on the buildings Northwest elevation.

  Granted Outline 8 docs

• Thames Works, Church Street, Chiswick, London, W4 2PD

  P/2025/3166 Submitted 20 Oct 2025 50 yards away

  Alterations to existing doorways on the front elevation, one to be widened and a fan light added, and the other replaced with a glazed door.

  Granted Full applications Windows or glazing 13 docs

• Thames Works, Church Street, Chiswick, London, W4 2PD

  P/2025/0155 Submitted 17 Jan 2025 50 yards away

  Erection of a part second floor extension and conversion of the second floor from office use (Class E) to a House of Multiple Occupation for up to 5 people (Class C4)

  Withdrawn Full applications Extension 21 docs

• 21 Church Street, Chiswick, London, W4 2PH

  P/2025/3308 Submitted 3 Nov 2025 50 yards away

  Works to two trees within a conservation area. Magnolia grandiflora (T1). Reduce crown by up to 2 metres to shape and give clearance from the building. Acer (T2). Reduce crown by approximately 2 metres in height and width to shape.

  Granted Trees 4 docs

• Flat 5 The Barley Store, Lamb Brewery Studios Church Street, Chiswick, London, W4 2PD

  P/2026/0350 Submitted 4 Feb 2026 50 yards away

  Replacing the existing single glazed window to double glazed window to the rear elevation of flat 5.

  Granted Full applications Windows or glazing 13 docs

• P/2026/2833 Awaiting decision

  271 Jersey Road, Isleworth, TW7 4RF

  Works to tree within a conservation area. Pine (T1) - Fell to ground level.

  Received 6 Oct, published by the council 9 Oct 2026 Trees
• P/2026/2829 Awaiting decision

  141 Park Road, Chiswick, London, W4 3EX

  Works to four trees within a conservation area. Yew (T1) - Crown reduction by up to 1.5 meters to shape and contain Final height 6 meters and final spread 6 meters Bay (T2) - Crown reduction by up to 4 meters to shape and contain. Final height 5 meters and final spread 4 meters. Purple Leaf Plum (T3) - Crown reduction by up to 4 meters to shape and contain. Final height 5 meters and final spread 4 meters. Magnolia (T4) - Crown reduction by up to 1 meter to shape and contain. Final height 3.5 meters and final spread 3 meters.

  Received 6 Oct, published by the council 9 Oct 2026 Trees
• P/2026/2830 Awaiting decision

  52 Percy Road, Isleworth, TW7 7HB

  Works to trees within a conservation area. REAR GARDEN G1 Sycamore (Acer pseudoplatanus). Reduce height and spread of all trees in the group by approximately 4-5m, to contain and shape. Final height 5-6m and final spread 7-8m.

  Received 6 Oct, published by the council 9 Oct 2026 Trees
• P/2026/2814 Awaiting decision

  13 Eastbourne Road, Chiswick, London, W4 3EB

  Works to a row of Conifer Leylandii in rear garden within a conservation area. Reduce by approximately 2.5 metres.

  Received 5 Oct, published by the council 9 Oct 2026 Trees
• P/2026/2816 Awaiting decision

  16 Wilmington Avenue, Chiswick, London, W4 3HA

  Works to tree within a conservation area. Pear (T1) - Fell tree to ground level and replace with one or more new trees of appropriate species.

  Received 5 Oct, published by the council 9 Oct 2026 Trees