Planning application
59 Gunnersbury Lane Acton W3 8ED
Works: New dwelling Extension Loft or dormer Small domestic
Read from the description, not a valuation. How we read the register
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Submission of a noise assessment, of external noise levels from transport and industrial/ commercial/ cultural sources pursuant to condition 9 of planning permission ref: 224657FUL dated 14/08/2023 for: Conversion of HMO (House in Multiple Occupation) into three (3) self-contained flats; two storey side/rear extension, single storey rear extension; alterations to the roof including raising of the ridge, side roof extension and rear roof extension; installation of two rooflights to front/side roof slope
As published by the council, reference 263286CND
Application record
- Reference
- 263286CND
- Type
- Discharge Condition
- Status
- Pending Consideration
- Received
- 7 Aug 2026
- Validated
- 7 Aug 2026
- Ward
- South Acton
- Postcode
- W3 8ED
Site history
Applications at this address on the Old Oak and Park Royal Development Corporation register
This site has had 6 applications since 2024: 1 approved, 1 refused.
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263288CND Awaiting decision
59 Gunnersbury Lane Acton W3 8ED
Details of an enhanced sound insulation value of at least 5dB above the maximum Building Regulations value, for the floor/ceiling/wall structures separating different types of rooms/uses in adjoining dwellings/areas, namely, bedrooms adjoining the communal main entrance and below living/dining/bathroom of separate dwellings pursuant to condition 12 of planning permission ref: 224657FUL dated 14/08/2023 for: Conversion of HMO (House in Multiple Occupation) into three (3) self-contained flats; two storey side/rear extension, single storey rear extension; alterations to the roof including raising of the ridge, side roof extension and rear roof extension; installation of two rooflights to front/side roof slope
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263047CND Awaiting decision
59 Gunnersbury Lane Acton W3 8ED
Details of Ventilation Strategy Report pursuant to condition 8 of planning permission ref: 224657FUL dated 14/08/2023 for: Conversion of HMO (House in Multiple Occupation) into three (3) self-contained flats; two storey side/rear extension, single storey rear extension; alterations to the roof including raising of the ridge, side roof extension and rear roof extension; installation of two rooflights to front/side roof slope
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263287CND Awaiting decision
59 Gunnersbury Lane Acton W3 8ED
Details of an individual and combined external sound level emitted from plant, machinery or equipment at the development site shall be lower than the lowest existing background sound level by at least 10dBA pursuant to condition 10 of planning permission ref: 224657FUL dated 14/08/2023 for: Conversion of HMO (House in Multiple Occupation) into three (3) self-contained flats; two storey side/rear extension, single storey rear extension; alterations to the roof including raising of the ridge, side roof extension and rear roof extension; installation of two rooflights to front/side roof slope
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263049NMA Granted
59 Gunnersbury Lane Acton W3 8ED
Application for a Non Material Amendment (S96a), seeking to extend the timeframe specified in condition 1, which requires commencement of development by 14 August 2026 to be extended to 14 November 2026 pursuant to planning permission 224657FUL dated 14.08.2023
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242370FUL Refused
59 Gunnersbury Lane Acton W3 8ED
Conversion of existing House in Multiple Occupation (HMO) (Use Class C4) into 5 self-contained residential units (Use Class C3) and provision of associated cycle storage and refuse storage facilities; single storey side and rear extension; part first floor rear extension; creation of a mansard roof level.
Timeline
Dates from the published record
-
7 Aug 2026
Received by Old Oak and Park Royal Development Corporation
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10 Sep 2026
Added to PlanIndex
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Decision
Awaiting decision
Decision expected by 2 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Old Oak and Park Royal Development Corporation took a median of 55 days over the applications it decided in the last year.
Documents
Plans, drawings, consultee responses and the officer's report
2 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 happens while it is decided
This application is with Old Oak and Park Royal Development Corporation for determination, against a statutory target of eight weeks. Over the last year Old Oak and Park Royal Development Corporation decided condition discharge and variation applications in a median of 56 days. More in our guide to how long planning decisions take.
About condition discharge and variation applications
This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.
Nearby applications
Within 500 metres
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59 Gunnersbury Lane Acton W3 8ED
94% historically approved · decision due ~2 Oct
Details of an enhanced sound insulation value of at least 5dB above the maximum Building Regulations value, for the floor/ceiling/wall structures separating different types of rooms/uses in adjoining dwellings/areas, namely, bedrooms adjoining the communal main entrance and below living/dining/bathroom of separate dwellings pursuant to condition 12 of planning permission ref: 224657FUL dated 14/08/2023 for: Conversion of HMO (House in Multiple Occupation) into three (3) self-contained flats; two storey side/rear extension, single storey rear extension; alterations to the roof including raising of the ridge, side roof extension and rear roof extension; installation of two rooflights to front/side roof slope
Awaiting decision Conditions New dwelling Extension +1 2 docsSmall domestic -
59 Gunnersbury Lane Acton W3 8ED
94% historically approved · decision due ~2 Oct
Details of Ventilation Strategy Report pursuant to condition 8 of planning permission ref: 224657FUL dated 14/08/2023 for: Conversion of HMO (House in Multiple Occupation) into three (3) self-contained flats; two storey side/rear extension, single storey rear extension; alterations to the roof including raising of the ridge, side roof extension and rear roof extension; installation of two rooflights to front/side roof slope
Awaiting decision Conditions New dwelling Extension +1 1 docSmall domestic -
59 Gunnersbury Lane Acton W3 8ED
94% historically approved · decision due ~2 Oct
Details of an individual and combined external sound level emitted from plant, machinery or equipment at the development site shall be lower than the lowest existing background sound level by at least 10dBA pursuant to condition 10 of planning permission ref: 224657FUL dated 14/08/2023 for: Conversion of HMO (House in Multiple Occupation) into three (3) self-contained flats; two storey side/rear extension, single storey rear extension; alterations to the roof including raising of the ridge, side roof extension and rear roof extension; installation of two rooflights to front/side roof slope
Awaiting decision Conditions New dwelling Extension +1 2 docsSmall domestic -
59 Gunnersbury Lane Acton W3 8ED
Application for a Non Material Amendment (S96a), seeking to extend the timeframe specified in condition 1, which requires commencement of development by 14 August 2026 to be extended to 14 November 2026 pursuant to planning permission 224657FUL dated 14.08.2023
Granted Amendments 3 docs -
59 Gunnersbury Lane Acton W3 8ED
Application for a Non Material Amendment (S96a), seeking to extend the timeframe specified in condition 1, which requires commencement of development by 14 August 2026 to be extended to 14 November 2026 pursuant to planning permission 224657FUL dated 14.08.2023
Granted 3 docs -
59 Gunnersbury Lane Acton W3 8ED
Conversion of existing House in Multiple Occupation (HMO) (Use Class C4) into 5 self-contained residential units (Use Class C3) and provision of associated cycle storage and refuse storage facilities; single storey side and rear extension; part first floor rear extension; creation of a mansard roof level.
Refused Full applications Extension Loft or dormer 14 docsSmall domestic
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26/0147/AODOPDC Status unknown
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262817CND Granted
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Details pursuant to part (d) of Condition 36 (Energy and CO2) in relation to planning permission 232800FUL dated 08.05.2024 for 'Demolition of existing buildings and construction of a mixed use development comprising commercial floorspace, residential units (Use Class C3) and purpose built student housing (Sui Generis), within two buildings, comprising 20 and 11 storeys, with landscaping, and associated ancillary and enabling works'
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262895CND Granted
11 Essex Road Acton W3 9JA
Details of an enhanced sound insulation plan pursuant to condition 7 of planning permission Ref: 251602FUL dated 28.01.2026 'Change of use from single dwellinghouse to one self-contained 2 bedroom flat on the ground floor (Use Class C3) and a 5 bedroom (maximum 8 residents) House in Multiple Occupation (Use class Sui generis) spanning the first and second floors; full width single storey rear extension (following demolition of existing rear extension); first and second floor extensions to original outrigger'