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Planning application

389 Chiswick High Road, Chiswick, London, W4 4AJ

Granted Hounslow PAC/2025/3503 PA: Commercial/Business/Service to Dwellinghouses

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

Proposal

Prior approval for the change of use from office (Use Class E) to residential (Use Class C3) to create 197 residential units and ancillary residential floorspace

As published by the council, reference PAC/2025/3503

Application record

Reference
PAC/2025/3503
Type
PA: Commercial/Business/Service to Dwellinghouses
Status
Decided: PRIOR APPROVAL NEEDED AND GRANTED
Decision
PRIOR APPROVAL NEEDED AND GRANTED
Received
13 Nov 2025
Validated
13 Nov 2025
Decided
8 Jan 2026
Ward
Chiswick Gunnersbury
Postcode
W4 4AJ

Timeline

Dates from the published record

  1. 13 Nov 2025

    Received by Hounslow

  2. 8 Jan 2026

    Decision issued: PRIOR APPROVAL NEEDED AND GRANTED

  3. 12 Aug 2026

    Added to PlanIndex

Documents

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

49 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.

Trade members open them from here.

Open the documents

What a grant of permission means

The process from here

Permission has been granted, usually subject to conditions listed on the decision notice, some of which must be discharged before work starts. The decision notice on the council portal sets out exactly what was approved.

Work must normally begin within three years of the decision or the permission lapses. Neighbours cannot appeal a grant; challenging one means judicial review of how the decision was made, within tight time limits.

About outline applications

How this application type works

An outline application tests the principle of developing a site before the detail is worked up. Some or all of the particulars, such as appearance, layout, scale, access and landscaping, are held back as reserved matters for later approval. Permission at outline stage does not by itself allow building to start; the reserved matters must be approved first.

More on outline applications in our guide

Nearby applications

Within 500 metres

  • 389 Chiswick High Road,Chiswick,London,W4 4AJ

    P/2026/0822 Submitted 11 Mar 2026 0m away

    91% historically approved · decision due ~27 May

    Details of Construction Phase Plan submitted pursuant to Condition 4 of permission PAC/2025/3503 dated 08/01/2026 for Prior approval for the change of use from office (Use Class E) to residential (Use Class C3) to create 197 residential units and ancillary residential floorspace

    Awaiting decision Conditions 7 docs
  • Chiswick Tower, 389 Chiswick High Road, Chiswick, W4 4AJ

    P/2025/2545 Submitted 19 Aug 2025 0m away

    Alterations to existing building facade to provide new window cladding system with openable windows, integrated and replacement panels

    Granted Full applications Windows or glazing 27 docs
  • Chiswick Tower, 389 Chiswick High Road, Chiswick, W4 4AL

    P/2026/1575 Submitted 27 May 2026 0m away

    65% historically approved · decision due ~3 Aug

    Alterations on the ground floor, first floor, 17th floor, 18th floor and roof level. Enlargement of the existing bin storage and electrical intake room. Replacing all the existing windows, cladding and panels.

    Awaiting decision Full applications Windows or glazing 31 docs
  • Telecommunications Monopole Adjacent 389 Chiswick High Road, Chiswick, London, W4 4AL

    PA/2026/0941 Submitted 23 Mar 2026 52m away

    Prior Approval for the removal of an existing eleven metre high telecommunications pole (with one antenna) and three existing equipment cabinets and installation of a twenty metre high Phase 8 telecommunications pole (with six antennas), two equipment cabinets and associated ancillary infrastructure.

    Refused Outline 10 docs
  • 578-586 CHISWICK HIGH ROAD, CHISWICK, W4 5RP

    P/2022/3853 Submitted 1 Dec 2022 56m away

    Retrospective application the installation of ten air conditioning condenser units to the flat roof of the existing office and retail (Class E) building with additional paving slabs and associated pipework.

    Granted Full applications 10 docs
  • GARAGE BLOCK AT ACCESS TO GUNNERSBURY CLOSE, CHISWICK, W4 4AH

    P/2022/3583 Submitted 10 Nov 2022 100m away

    Detail of condition 9 (drainage) submitted pursuant planning permission 02293/A/P1 dated 13/10/2022 for Erection of a four storey residential block comprising 12 flats with three car parking spaces, cycle and waste storage, landscaping and boundary treatment following demolition of existing garages.

    Refused Conditions New dwelling Demolition 14 docs
    Major scheme

In Hounslow

  • PAC/2026/2008 Granted

    First Floor, Vine Works, Church Street, Chiswick, London, W4 2PD

    Prior Approval for change of use of the existing building's first floor office (Use Class E) to a self-contained one bedroom, two person flat (Use Class C3).

    3 Jul 2026 Outline
  • SC/2026/1860 Decided

    Brentford Community Stadium Lionel Road South, Brentford, TW8 0RU

    Scoping opinion for the use of the existing stadium for live music events.

    23 Jun 2026 Outline
  • PA/2026/1852 Granted

    Dukes Gate, Acton Lane, Chiswick, London, W4 5DX

    Prior approval for the erection of an additional floor extension to provide 10 residential units

    18 Jun 2026 Outline
  • PAC/2026/1850 Granted

    Dukes Gate, Acton Lane, Chiswick, London, W4 5DX

    Prior approval for the change of use from commercial, business and service (Use Class E) to residential floorspace (C3) creating 29 residential units

    18 Jun 2026 Outline
  • PA/2026/1927 Granted

    Thames Works, Church Street, Chiswick, London, W4 2PD

    Prior approval for the installation of 14 roof mounted solar photovoltaic (PV) panels to the existing pitched roof on the buildings Northwest elevation.

    29 Jun 2026 Outline