40 ST CHRISTOPHERS CLOSE, ISLEWORTH, TW7 4NP

1. 12 Jul 2021

   Received by Hounslow

2. 9 Aug 2021

   Decision issued: GRANTED (FULL PLANNING PERMISSION NOT REQUIRED)

3. 3 Aug 2026

   Added to PlanIndex

Hounslow granted permission on 9 August 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.

• 1-23 Fairways, Thornbury Road, Isleworth, TW7 4LB

  P/2026/1050 Submitted 30 Mar 2026 50 yards away

  Works to trees in a Conservation Area T1 Sycamore. Crown lift to 5 metres by removing low branches and cut back overhang to access road by 2 metres to balance asymmetric crown T2 Cypress. Reduce height by 4.5 metres T3 Cherry. Cut back branches from house by 3 metres T4 Copper Beech. Cut back branches from house by 3 metres

  Granted Trees 3 docs

• Granwood Court, 20 The Grove, Isleworth, TW7 4JX

  P/2025/2852 Submitted 23 Sep 2025 100 yards away

  Variation of condition 2 (approved plans) to allow alterations of the approved layouts of planning permission P/2022/3520 approved 14/04/2023 for the erection of a third floor roof extension incorporating five self-contained flats with associated refuse and cycle parking provision

  Granted Conditions New dwelling Extension 13 docs

• Granwood Court, 20 The Grove, Isleworth, TW7 4JX

  P/2026/2010 Submitted 7 Jul 2026 100 yards away

  Variation of Condition 2 (Approved Plans) to remove the PVC cladding panels on the existing elevations and replace with render and changes to the windows within the third floor following planning permission P/2022/3520 approved 14/04/2023 erection of a third floor roof extension incorporating five self-contained flats with associated refuse and cycle parking provision.

  Granted Conditions New dwelling Extension +1 6 docs

• GRANWOOD COURT 20 THE GROVE, ISLEWORTH, TW7 4JX

  P/2022/3520 Submitted 4 Nov 2022 100 yards away

  Erection of a third floor roof extension incorporating five self-contained flats with associated refuse and cycle parking provision.

  Granted Full applications New dwelling Extension 30 docs

• Granwood Court, 20 The Grove, Isleworth, TW7 4JX

  P/2026/2078 Submitted 16 Jul 2026 100 yards away

  89% historically approved · decision due ~10 Sep

  Variation of Condition 7 (Landscaping) to relocate the cycle and bin store to improve the safety and access of the site of planning permission P/2026/2010 for the Variation of Condition 2 (Approved Plans) to remove the PVC cladding panels on the existing elevations and replace with render and changes to the windows within the third floor following planning permission P/2022/3520 approved 14/04/2023 erection of a third floor roof extension incorporating five self-contained flats with associated refuse and cycle parking provision.

  Awaiting decision Conditions New dwelling Extension +1 3 docs

• Sloane Court,28 The Grove, Isleworth, TW7 4JU

  P/2026/1194 Submitted 16 Apr 2026 100 yards away

  Work to tree within TPO: 125 G4. T002. Yew. Reduce back to boundary by lateral reduction of east side of tree by 2 metres, from 5 metres to 3 metres.

  Granted Trees 4 docs

• P/2026/2651 Awaiting decision

  3 Clayponds Avenue, Brentford, TW8 9QQ

  Certificate of lawfulness for the proposed erection of a rear roof extension with two roof windows to the front of the house.

  Received 17 Sep, published by the council 20 Sep 2026 Lawful development
• P/2026/2627 Awaiting decision

  23 Elmgate Avenue, Feltham, TW13 7BU

  Certificate of lawfulness for the proposed change of use from residential house Class C3a to a residential home for up to 3 young people aged between 7 and 18 Class C2

  Received 15 Sep, published by the council 20 Sep 2026 Lawful development
• P/2026/2631 Awaiting decision

  17 Northumberland Avenue, Isleworth, TW7 5HZ

  Certificate of lawfulness for the proposed erection of a rear roof extension with three roof windows to the front of the house.

  Received 15 Sep, published by the council 20 Sep 2026 Lawful development
• P/2026/2606 Awaiting decision

  35 Jersey Road, Hounslow, TW3 4BQ

  Certificate of Lawfulness for the Existing Continued Use as a Five Bedroom House in Multiple Occupation (HMO).

  Received 14 Sep, published by the council 20 Sep 2026 Lawful development
• P/2026/2609 Awaiting decision

  47 Sutton Road, Hounslow, TW5 0PN

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

  Received 14 Sep, published by the council 20 Sep 2026 Lawful development