16 Somerset Waye, Hounslow, TW5 9HG

This site has had 4 applications since 2026: 1 approved, 2 refused.

• P/2026/1323 Refused

  16 Somerset Waye, Hounslow, TW5 9HG

  Erection of a hip to gable and rear roof extension to the main part of the house with two front roof windows

  Decided 4 Aug 2026 Householder
• P/2026/0126 Refused

  16 Somerset Waye, Hounslow, TW5 9HG

  Erection of a rear roof extension and hip to gable conversion with two front roof windows to the house

  Decided 7 Apr 2026 Householder
• P/2026/0127 Granted

  16 Somerset Waye, Hounslow, TW5 9HG

  Erection of a part first floor rear extension to the house

  Decided 20 Apr 2026 Householder

1. 1 Sep 2026

   Received by Hounslow

2. 2 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 27 October 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 lawful development applications in a median of 56 days. More in our guide to how long planning decisions take.

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.

• 16 Somerset Waye, Hounslow, TW5 9HG

  P/2026/0126 Submitted 15 Jan 2026 50 yards away

  Erection of a rear roof extension and hip to gable conversion with two front roof windows to the house

  Refused Householder Extension Loft or dormer +1 6 docs
  Domestic

• 16 Somerset Waye, Hounslow, TW5 9HG

  P/2026/0127 Submitted 15 Jan 2026 50 yards away

  Erection of a part first floor rear extension to the house

  Granted Householder Extension 8 docs
  Domestic

• 16 Somerset Waye, Hounslow, TW5 9HG

  P/2026/1323 Submitted 30 Apr 2026 50 yards away

  Erection of a hip to gable and rear roof extension to the main part of the house with two front roof windows

  Refused Householder Extension Loft or dormer +1 6 docs
  Domestic

• 13 Somerset Waye, Hounslow, TW5 9HF

  PA/2025/2970 Submitted 3 Oct 2025 50 yards away

  Ground floor rear extension 6.00 metres deep, maximum height of 2.95 metres, 2.95 metres high to the eaves

  Granted Prior approval Extension 6 docs

• 6 SOMERSET WAYE, HOUNSLOW, TW5 9HG

  P/2021/1496 Submitted 16 Apr 2021 50 yards away

  Erection of a single storey outbuilding for storage and gym use

  Granted Householder 5 docs
  Small domestic

• 21 Berkeley Waye, Hounslow, TW5 9HJ

  P/2025/3264 Submitted 29 Oct 2025 50 yards away

  Certificate of lawfulness for the existing single storey rear extension.

  Granted Lawful development Extension 5 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