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Planning application

16 Cowper Road Acton W3 6PZ

Granted Ealing 230688CPL Certificate of Lawfulness - Proposed

Works: Extension Loft or dormer

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

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

As published by the council, reference 230688CPL

Application record

Reference
230688CPL
Type
Certificate of Lawfulness - Proposed
Status
Permitted Development
Decision
Granted As published: Permitted Development
Received
20 Feb 2023
Validated
20 Feb 2023
Decided
12 Apr 2023
Ward
South Acton
Decision by
Delegated Decision
Postcode
W3 6PZ

Timeline

Dates from the published record

  1. 20 Feb 2023

    Received by Ealing

  2. 12 Apr 2023

    Decision issued: Permitted Development

  3. 21 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Studio 136 Architects Ltd Agent, an architecture practice registered in Berkhamsted

Active · incorporated 2000 · Berkhamsted

406 applications on PlanIndex · across 32 councils · 79% granted

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Documents

Plans, drawings, consultee responses and the officer's report

11 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

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What this grant of permission means

Ealing granted permission on 12 April 2023, 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.

About lawful development applications

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.

Nearby applications

Within 0.3 miles

  • 16 Cowper Road Acton W3 6PZ

    230688CPL Submitted 20 Feb 2023 50 yards away

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

    Granted Lawful development Extension Loft or dormer 11 docs
  • First Floor Flat 20 Cowper Road Acton London W3 6PZ

    214817FUL Submitted 19 Jul 2021 50 yards away

    Rear roof extension to rear outrigger roof slope incorporating a Juliet balcony; installation of a Juliet balcony to existing rear roof extension to rear (main) roof slope to first floor flat

    Granted Full applications Extension 8 docs
  • 16 Cowper Road London W3 6PZ

    PP/2007/3244 Submitted 12 Jul 2007 50 yards away

    Rear roof extension and installation of two rooflights to front roof slope.

    Granted Full applications Extension Loft or dormer
  • 17 Milton Road Acton W3 6QA

    253751CPL Submitted 3 Oct 2025 50 yards away

    Rear roof extension incorporating Juliet balcony and access door for maintenance; installation of one full width rooflight to front roofslope and one rooflight to proposed rear roof extension; and installation of a flue pipe (Lawful Development Certificate for a Proposed Development)

    Refused Lawful development Extension Loft or dormer 11 docs
  • 17 Milton Road Acton W3 6QA

    253751CPL Submitted 3 Oct 2025 50 yards away

    Rear roof extension incorporating Juliet balcony and access door for maintenance; installation of one full width rooflight to front roofslope and one rooflight to proposed rear roof extension; and installation of a flue pipe (Lawful Development Certificate for a Proposed Development)

    Refused Lawful development Extension Loft or dormer 11 docs
  • 17 Milton Road Acton W3 6QA

    260147HH Submitted 16 Jan 2026 50 yards away

    Rear roof extension incorporating a Juliet balcony; installation of two rooflights to front roofslope; installation of one rooflight to rear dormer.

    Granted Householder Extension Loft or dormer 14 docs
    Domestic

In Ealing

  • 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