1 Speldhurst Road Chiswick W4 1BX

1. 7 Jul 2026

   Received by Old Oak and Park Royal Development Corporation

2. 3 Aug 2026

   Added to PlanIndex

3. 2 Oct 2026

   Decision issued: Permitted Development

Old Oak and Park Royal Development Corporation granted permission on 2 October 2026, 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 Speldhurst Road Chiswick W4 1BX

  262683CPE Submitted 7 Jul 2026 50 yards away

  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)

  Granted Extension Loft or dormer 10 docs
  Small domestic

• 11 Speldhurst Road Chiswick London W4 1BX

  215042HH Submitted 2 Aug 2021 50 yards away

  Rear roof extension to rear outrigger roof slope; single storey rear extension

  Granted Householder Extension 11 docs
  Small domestic

• 14 Speldhurst Road Chiswick W4 1BU

  244305PALHE Submitted 14 Nov 2024 50 yards away

  Single storey rear extension (max 4.8m deep and max 3.2m high) (42 Days Prior Approval Notification Process)

  Withdrawn Prior approval Extension 7 docs
  Small domestic

• 4 Speldhurst Road Chiswick London W4 1BU

  194709PALHE Submitted 4 Nov 2019 50 yards away

  Single storey (Max 4.8m deep and Max 3m high) rear extension (42 days Prior Notification Process) following demolition of existing rear addition

  Granted Prior approval Extension Demolition 8 docs
  Small domestic

• 12 Bayham Road Chiswick London W4 1BJ London

  P/2008/4411 Submitted 3 Dec 2008 100 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 100 yards away

  Single storey rear extension

  Refused Full applications Extension
  Small domestic

• 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
• 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
• 263056CPL Granted

  47 Gonville Crescent Northolt UB5 4SH

  Single storey rear outbuilding and new rear boundary wall (Lawful Development Certificate for Proposed Development).

  Received 7 Aug, published by the council 21 Sep 2026 Lawful development