Planning application
Challenger House, 125 Gunnersbury Lane, Acton, London, W3 8LH
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Prior Approval for the change of use of the building's existing basement floor office (Class E) to a self-contained one bedspace, one person studio flat (Class C3).
As published by the council, reference PAC/2025/3046
Application record
- Reference
- PAC/2025/3046
- Type
- Prior Approval Office to Residential
- Status
- Decided: PRIOR APPROVAL NEEDED AND GRANTED
- Decision
- PRIOR APPROVAL NEEDED AND GRANTED
- Received
- 7 Oct 2025
- Validated
- 9 Oct 2025
- Decided
- 4 Dec 2025
- Ward
- Chiswick Gunnersbury
- Postcode
- W3 8LH
Timeline
Dates from the published record
-
7 Oct 2025
Received by Hounslow
-
9 Oct 2025
Validated
Checked as complete and ready for consideration.
-
4 Dec 2025
Decision issued: PRIOR APPROVAL NEEDED AND GRANTED
-
12 Aug 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
10 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 documentsWhat this grant of permission means
Hounslow granted permission on 4 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.
About prior approval applications
Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
Challenger House 125 Gunnersbury Lane Acton W3 8LH
Prior Approval for the change of use of the building's existing lower ground floor office (Class E) to a self-contained one bedroom, one person flat (Class C3). (Out of borough)
Granted Outline 9 docs -
Challenger House 125 Gunnersbury Lane Acton W3 8LH
Prior Approval for the change of use of the building's existing lower ground floor office (Class E) to a self-contained one bedroom, one person flat (Class C3). (Out of borough)
Granted Outline 9 docs -
Acton Town Underground Station Gunnersbury Lane Acton W3 8HN
Installation of new One Person Operations (OPO) cameras, brackets etc for a new Platform-Train Interface System with retention and eventually removal of existing OPO cameras, brackets etc to enable the introduction of new rolling stock to the Piccadilly Line as part of the Piccadilly Line Upgrade Project and associated works. (Listed Building Consent)
Granted Heritage and listed buildings 14 docs -
Acton Town Underground Station Gunnersbury Lane Acton W3 8HN
Installation of new One Person Operations (OPO) cameras, brackets etc for a new Platform-Train Interface System with retention and eventually removal of existing OPO cameras, brackets etc to enable the introduction of new rolling stock to the Piccadilly Line as part of the Piccadilly Line Upgrade Project and associated works. (Listed Building Consent)
Granted Heritage and listed buildings 14 docs -
6 THE BROADWAY GUNNERSBURY LANE, ACTON, LONDON, W3 8HR
Non Material amendment following planning permission 00163/6/P4 dated 02/12/2022 for removal of all roof lights within the new rear extension roof.
Granted Amendments Extension Loft or dormer 3 docs -
99 The Ridgeway, Acton, London, W3 8LP
Works to Leyland Cypress (T1) within a conservation area - Reduce height by approx. 4m.Remove deadwood from lower crown
Withdrawn Trees 2 docs
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