4 Bayham Road Chiswick W4 1BJ

1. 22 Jul 2024

   Received by Old Oak and Park Royal Development Corporation

2. 3 Sep 2024

   Validated

   Checked as complete and ready for consideration.

3. 29 Oct 2024

   Decision issued: Permitted Development

4. 3 Aug 2026

   Added to PlanIndex

Old Oak and Park Royal Development Corporation granted permission on 29 October 2024, 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.

• 4 Bayham Road Chiswick W4 1BJ

  242802CPL Submitted 22 Jul 2024 50 yards away

  Construction of an extension to existing outbuilding (Lawful Development Certificate for Proposed Development)

  Granted Lawful development Extension 5 docs

• 12 Bayham Road Chiswick London W4 1BJ London

  P/2008/4411 Submitted 3 Dec 2008 50 yards away

  Single storey rear extension

  Refused Full applications Extension
  Small domestic

• 12 Bayham Road Chiswick London W4 1BJ London

  P/2008/4411 Submitted 3 Dec 2008 50 yards away

  Single storey rear extension

  Refused Full applications Extension
  Small domestic

• 119A Rusthall Avenue Chiswick W4 1BN

  260794FUL Submitted 24 Feb 2026 100 yards away

  Alteration of roof from hip to gable end, rear roof extension incorporating a Juliet balcony; alteration to existing front chimney; installation of two front rooflights to first floor flat

  Granted Full applications Extension Loft or dormer 21 docs

• 119A Rusthall Avenue Chiswick W4 1BN

  260794FUL Submitted 24 Feb 2026 100 yards away

  Alteration of roof from hip to gable end, rear roof extension incorporating a Juliet balcony; alteration to existing front chimney; installation of two front rooflights to first floor flat

  Granted Full applications Extension Loft or dormer 21 docs

• 135-151 St Albans Avenue Chiswick W4 5JT

  231338FUL Submitted 31 Mar 2023 100 yards away

  Replacement of existing windows with double-glazed UPVC casement windows to all elevations of three storey block (Joint Application by London Borough of Ealing - Regulation 3)

  Granted Full applications Windows or glazing 15 docs

• 263142CPL Granted

  42 Gloucester Road Acton W3 8PD

  Roof extension to rear (main) roof slope; part rear roof extension to rear outrigger roof slope and installation of two roof lights to front roofslope (Lawful Development Certificate for a Proposed Development)

  Received 18 Aug, published by the council 12 Oct 2026 Lawful development
• 263690CPL Awaiting decision

  133 Trinity Road Southall UB1 1ES

  Rear roof extension, and installation of three roof lights to front roofslope (Lawful Development Certificate for a Proposed Development)

  Received 6 Oct, published by the council 12 Oct 2026 Lawful development
• 262683CPE Granted

  1 Speldhurst Road Chiswick W4 1BX

  Continuous use of conversion of the roof space to provide additional habitable accommodation, installation of rooflights to the front roof slope and a rear dormer and construction of a single-storey rear extension. External materials to match the existing dwelling (Lawful Development Certificate for an Existing Development)

  Received 7 Jul, published by the council 3 Aug 2026 Lawful development
• 254066CPE Refused

  37 Robin Hood Way Greenford UB6 7QN

  Use of ground floor flat and first/second floor flat (Use Class C3) as 2 x House in Multiple Occupation (Use Class C4) (Certificate of Lawfulness for an Existing Use)

  Received 24 Oct, published by the council 3 Aug 2026 Lawful development
• 262883CPL Granted

  90 Church Road Hanwell W7 3BE

  Rear roof extension (following removal of chimney); installation of two rooflight to front roofslope (Lawful Development Certificate for a Proposed Development)

  Received 24 Jul, published by the council 10 Sep 2026 Lawful development