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Planning application

1 Alwyn Gardens Acton W3 0JH

Granted Old Oak and Park Royal Development Corporation 231344CPL Certificate of Lawfulness - Proposed

Works: Extension Loft or dormer Small domestic

Read from the description, not a valuation. How we read the register

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

Proposal

Alteration of roof from hip to gable end; rear roof extension incorporating Juliet balconies; installation of two rooflights to front roofslope; and construction of front porch (Lawful Development Certificate for a Proposed Development)

As published by the council, reference 231344CPL

Application record

Reference
231344CPL
Type
Certificate of Lawfulness - Proposed
Status
Permitted Development
Decision
Granted As published: Permitted Development
Received
3 Apr 2023
Validated
3 Apr 2023
Decided
25 May 2023
Ward
North Acton
Decision by
Delegated Decision
Postcode
W3 0JH

Site history

Applications at this address on the Old Oak and Park Royal Development Corporation register

This site has had 5 applications since 2023: 4 approved, 0 refused.

  • 260234HH Granted

    1 Alwyn Gardens Acton W3 0JH

    Retention of two-storey rear extension with amendments to height and roof form to a shallow crown roof (Part retrospective)

    Decided 26 Feb 2026 Householder
  • 254495HH Withdrawn

    1 Alwyn Gardens Acton W3 0JH

    Retention of first floor rear extension with amendments to height and roof form to a shallow crown roof (Part retrospective and part proposed in modified form)

    Decided 3 Feb 2026 Householder
  • 231345HH Granted

    1 Alwyn Gardens Acton W3 0JH

    Ground and first floor rear extension (following the demolition of the existing single storey rear conservatory); and the replacement of existing windows with aluminium double-glazed windows

    Decided 26 May 2023 Householder
  • 231341PALHE Granted

    1 Alwyn Gardens Acton W3 0JH

    Single storey (max 6.00m deep and max 3.00m high) rear extension (following demolition of existing rear conservatory extension) (42 Days Prior Approval Notification Process)

    Decided 4 May 2023 Prior approval

Timeline

Dates from the published record

  1. 3 Apr 2023

    Received by Old Oak and Park Royal Development Corporation

  2. 25 May 2023

    Decision issued: Permitted Development

  3. 1 Oct 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Ko Architects Agent, an architecture practice

22 applications on PlanIndex · across 10 councils · 88% granted

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See their track record

Documents

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

6 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

Old Oak and Park Royal Development Corporation granted permission on 25 May 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

  • 1 Alwyn Gardens Acton W3 0JH

    254495HH Submitted 28 Nov 2025 50 yards away

    Retention of first floor rear extension with amendments to height and roof form to a shallow crown roof (Part retrospective and part proposed in modified form)

    Withdrawn Householder Extension 8 docs
    Domestic

  • 1 Alwyn Gardens Acton W3 0JH

    260234HH Submitted 22 Jan 2026 50 yards away

    Retention of two-storey rear extension with amendments to height and roof form to a shallow crown roof (Part retrospective)

    Granted Householder Extension 11 docs
    Domestic

  • 1 Alwyn Gardens Acton W3 0JH

    260234HH Submitted 22 Jan 2026 50 yards away

    Retention of two-storey rear extension with amendments to height and roof form to a shallow crown roof (Part retrospective)

    Granted Householder Extension 11 docs
    Domestic

  • 1 Alwyn Gardens Acton W3 0JH

    254495HH Submitted 28 Nov 2025 50 yards away

    Retention of first floor rear extension with amendments to height and roof form to a shallow crown roof (Part retrospective and part proposed in modified form)

    Withdrawn Householder Extension 8 docs
    Domestic

  • 1 Alwyn Gardens Acton W3 0JH

    231341PALHE Submitted 31 Mar 2023 50 yards away

    Single storey (max 6.00m deep and max 3.00m high) rear extension (following demolition of existing rear conservatory extension) (42 Days Prior Approval Notification Process)

    Granted Prior approval Extension Demolition 6 docs
    Small domestic

  • 1 Alwyn Gardens Acton W3 0JH

    231345HH Submitted 3 Apr 2023 50 yards away

    Ground and first floor rear extension (following the demolition of the existing single storey rear conservatory); and the replacement of existing windows with aluminium double-glazed windows

    Granted Householder Extension Demolition +1 8 docs
    Small domestic

In Old Oak and Park Royal Development Corporation

  • 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