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Planning application

16 Cowper Road Acton W3 6PZ

Granted Old Oak and Park Royal Development Corporation 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
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 Old Oak and Park Royal Development Corporation

  2. 12 Apr 2023

    Decision issued: Permitted Development

  3. 20 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Agent on file, an architecture practice registered in Berkhamsted

290 applications on PlanIndex · across 29 councils · 78% granted

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Documents

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

11 documents on file for this application

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What this grant of permission means

Old Oak and Park Royal Development Corporation 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 500 metres

  • 16 Cowper Road Acton W3 6PZ

    230688CPL Submitted 20 Feb 2023 0m 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
  • 17 Milton Road Acton W3 6QA

    253751CPL Submitted 3 Oct 2025 20m 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 20m 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 20m 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
  • 5 Milton Road Acton London W3 6QA

    212837HH Submitted 6 Apr 2021 40m away

    Single storey rear extension, incorporating installation of bi-folding doors (following demolition of existing rear addition)

    Granted Householder Extension Demolition +1 11 docs
    Small domestic
  • 5 Milton Road Acton London W3 6QA

    212837HH Submitted 6 Apr 2021 40m away

    Single storey rear extension, incorporating installation of bi-folding doors (following demolition of existing rear addition)

    Granted Householder Extension Demolition +1 11 docs
    Small domestic

In Old Oak and Park Royal Development Corporation

  • 262843CPL Refused

    29 Nutfield Gardens Northolt UB5 6LU

    Alteration of roof from hip to gable end, rear roof extension; installation of three front rooflights (Lawful Development Certificate for a Proposed Development)

    21 Jul 2026 Lawful development
  • 262774CPL Granted

    133 Cleveland Road West Ealing W13 0EN

    Alteration of roof from hip to gable end and rear roof extension; rear dormer enlargement; installation of three rooflights to front roofslope (Lawful Development Certificate for a Proposed Development)

    14 Jul 2026 Lawful development
  • 262610CPL Refused

    6 Morden Gardens Greenford UB6 0LT

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

    30 Jun 2026 Lawful development
  • 262475CPL Granted

    80 Windmill Lane Greenford UB6 9DS

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

    19 Jun 2026 Lawful development
  • 262678CPL Granted

    19 Southwell Avenue Northolt UB5 4DX

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

    6 Jul 2026 Lawful development