29 Montgomery Road Chiswick W4 5LZ

1. 31 Oct 2025

   Received by Ealing

2. 23 Dec 2025

   Decision issued: Permitted Development

3. 11 Aug 2026

   Added to PlanIndex

Ealing granted permission on 23 December 2025, 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.

• 29 Montgomery Road Chiswick W4 5LZ

  254157CPL Submitted 31 Oct 2025 50 yards away

  Single storey detached rear garden outbuilding for ancillary use to existing dwellinghouse (Lawful Development Certificate for a Proposed Development)

  Granted Lawful development 5 docs
  Small domestic

• 12 Montgomery Road Chiswick W4 5LZ

  263326HH Submitted 3 Sep 2026 50 yards away

  88% historically approved · decision due ~29 Oct

  Single storey side extension with a pitched roof, incorporating four rooflights and garden doors to the rear elevation.

  Awaiting decision Householder Extension Loft or dormer 11 docs
  Small domestic

• Ground Floor Flat 50 Fairlawn Grove Chiswick W4 5EH

  194803FUL Submitted 8 Nov 2019 50 yards away

  Single storey rear extension.

  Granted Full applications Extension 18 docs
  Small domestic

• 28 Montgomery Road Chiswick W4 5LZ

  243872HH Submitted 8 Oct 2024 50 yards away

  First floor rear extension

  Granted Householder Extension 9 docs
  Domestic

• 28 Montgomery Road Chiswick W4 5LZ

  243872HH Submitted 8 Oct 2024 50 yards away

  First floor rear extension

  Granted Householder Extension 9 docs
  Domestic

• 29 Bollo Lane Chiswick London W4 5LR

  194615HH Submitted 29 Oct 2019 100 yards away

  Single storey rear extension (following demolition of existing rear addition)

  Granted Householder Extension Demolition 21 docs
  Small domestic

• 262746CPL Granted

  10 St Margarets Road Hanwell W7 2PP

  Landscaping works to front driveway, side access and part rear garden (Lawful Development Certificate for a Proposed Development)

  Received 13 Jul, published by the council 8 Aug 2026 Lawful development
• 262815CPL Granted

  56 Horsenden Lane North Greenford UB6 0PA

  Single storey rear extension (following demolition of existing conservatory) (Lawful Development Certificate for a Proposed Development)

  Received 17 Jul, published by the council 21 Aug 2026 Lawful development
• 262812CPL Granted

  79 Sussex Road Southall UB2 5EF

  Rear roof extension; installation of two rooflights to front roofslope (Lawful Development Certificate for a Proposed Development)

  Received 17 Jul, published by the council 21 Aug 2026 Lawful development
• 262777CPL Granted

  244 Allenby Road Southall UB1 2HW

  Single-storey detached rear garden outbuilding for use as gym/storage (Lawful Development Certificate for a Proposed Development)

  Received 13 Jul, published by the council 8 Aug 2026 Lawful development
• 262788CPL Granted

  7 Kent Avenue West Ealing W13 8BE

  Alteration of roof from hip to gable end (following removal of chimney stack), rear roof extension incorporating a Juliet balcony; installation of three front rooflights (Lawful Development Certificate for a Proposed Development)

  Received 15 Jul, published by the council 21 Aug 2026 Lawful development