Planning application
9 Stronsa Road, London, W12 9LB
Works: Extension Loft or dormer Roofing Windows or glazing
Relates to 2025/03161/FUL
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Variation of Condition 2 (approved drawings) of planning permission reference: 2025/03161/FUL dated 13th July 2026 for the "Retrospective application for the erection of a rear roof extension involving an increase in the ridge height by 350mm, increase in front roof slope pitch, and installation of 3no. rooflights in the front roofslope; erection of a rear extension at first floor level, over part of the existing back addition; erection of a rear extension at second floor level, over part of the resultant back addition, including formation of a roof terrace enclosed with an obscured glazed screen over the remaining resultant back addition; replacement of all existing single glazed timber framed windows with new double glazed UPVC framed windows." Amendments sought to extend approved first floor extension to match with adjoining neighbours and add a secondary access via the rear garden.
As published by the council, reference P/2026/01994/VAR
Application record
- Reference
- P/2026/01994/VAR
- Type
- Removal/Variation of Conditions (Section 73)
- Status
- REGISTERED: Under Consultation
- Received
- 4 Aug 2026
- Validated
- 11 Aug 2026
- Ward
- Wendell Park
- Postcode
- W12 9LB
Comment by 9 September 2026
The council is taking comments on this application until then. Comments go to Hammersmith and Fulham through their own planning portal.
Site history
Applications at this address on the Hammersmith and Fulham register
This site has had 3 applications since 2025: 2 approved, 0 refused.
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2025/03161/FUL Granted
9 Stronsa Road, London, W12 9LB
Retrospective application for the erection of a rear roof extension involving an increase in the ridge height by 350mm, increase in front roof slope pitch, and installation of 3no. rooflights in the front roofslope; erection of a rear extension at first floor level, over part of the existing back addition; erection of a rear extension at second floor level, over part of the resultant back addition, including formation of a roof terrace enclosed with an obscured glazed screen over the remaining resultant back addition; replacement of all existing single glazed timber framed windows with new double glazed UPVC framed windows.
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2025/03160/FUL Granted
9 Stronsa Road, London, W12 9LB
Erection of a single storey rear extension to the side and rear of the existing back addition, following the demolition of the existing single storey rear extension.
Timeline
Dates from the published record
-
4 Aug 2026
Received by Hammersmith and Fulham
-
11 Aug 2026
Validated
Checked as complete and ready for consideration.
-
15 Aug 2026
Added to PlanIndex
-
25 Aug 2026
Status changed to REGISTERED: Under Consultation
Previously REGISTERED: Valid.
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Decision
Awaiting decision
Decision expected by 6 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Hammersmith and Fulham took a median of 78 days over the applications it decided in the last year.
Related applications
Cases linked to this one on the register
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2025/03161/FUL Granted
9 Stronsa Road, London, W12 9LB
Retrospective application for the erection of a rear roof extension involving an increase in the ridge height by 350mm, increase in front roof slope pitch, and installation of 3no. rooflights in the front roofslope; erection of a rear extension at first floor level, over part of the existing back addition; erection of a rear extension at second floor level, over part of the resultant back addition, including formation of a roof terrace enclosed with an obscured glazed screen over the remaining resultant back addition; replacement of all existing single glazed timber framed windows with new double glazed UPVC framed windows.
Documents
Plans, drawings, consultee responses and the officer's report
11 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 Hammersmith and Fulham for determination, against a statutory target of eight weeks. Over the last year Hammersmith and Fulham decided amendment applications in a median of 56 days. More in our guide to how long planning decisions take.
About amendment applications
An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.
Nearby applications
Within 500 metres
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9 Stronsa Road, London, W12 9LB
Retrospective application for the erection of a rear roof extension involving an increase in the ridge height by 350mm, increase in front roof slope pitch, and installation of 3no. rooflights in the front roofslope; erection of a rear extension at first floor level, over part of the existing back addition; erection of a rear extension at second floor level, over part of the resultant back addition, including formation of a roof terrace enclosed with an obscured glazed screen over the remaining resultant back addition; replacement of all existing single glazed timber framed windows with new double glazed UPVC framed windows.
Granted Full applications Extension Loft or dormer +2 16 docs -
9 Stronsa Road, London, W12 9LB
Erection of a single storey rear extension to the side and rear of the existing back addition, following the demolition of the existing single storey rear extension.
Granted Full applications Extension DemolitionSmall domestic -
Flat B 36 Stronsa Road London W12 9LB
97% historically approved · decision due ~8 Feb
Erection of a rear roof extension; erection of a rear extension at second floor level, over part of the existing back addition; and installation of 2no. rooflights in the front roofslope.
Awaiting decision Full applications Extension Loft or dormer 12 docs -
102 Jeddo Road London W12 9EG
Erection of a rear roof extension with a Juliette balcony; erection of a rear extension at second floor level over part of the existing back addition; erection of a single storey rear extension, to the side and rear of the existing back addition; formation of a roof terrace at second floor level to the rear elevation with a 1.7m obscure glazed screen; installation of 2no rooflights in the front roofslope; replacement of existing uPVC windows with new timber sash windows; installation of a new front door with obscure glazing panels to replace the existing entrance door (amended development description).
Granted Full applications Extension Loft or dormer +1 22 docsSmall domestic -
102 Jeddo Road London W12 9EG
94% historically approved · decision due ~16 Mar
Non-material amendment to planning permission ref: 2020/00302/FUL granted 12th May 2020 for the 'Erection of a rear roof extension with a Juliette balcony; erection of a rear extension at second floor level over part of the existing back addition; erection of a single storey rear extension, to the side and rear of the existing back addition; formation of a roof terrace at second floor level to the rear elevation with a 1.7m obscure glazed screen; installation of 2no rooflights in the front roofslope; replacement of existing uPVC windows with new timber sash windows; installation of a new front door with obscure glazing panels to replace the existing entrance door.' Amendments to include retention of the 1.2m high brick wall and terrace screen, erection of obscure glazed screens on top of the existing glazed terrace screen and brick built terrace walls to increase the height of the walls to 1.7m high at second floor level to the rear elevation.
Awaiting decision Amendments Extension Loft or dormer +1 7 docsSmall domestic -
Wendell Park Primary School Stronsa Road, London, W12 9LB
97% historically approved · decision due ~12 Aug
T1 - Hornbeam (Carpinus) - adj. Cobbold Road - reduce crown by 30% (2m) to suitable growth points - lift crown by 0.5m removing lowest branches to main trunk collar to ensure good separation from covered area roof T2 - Holly (Ilex) - adj. Kinnear Road - reduce crown by 30 (1.3m) to suitable growth points - remove all ivy from within tree - clear all clippings from both sides of wall and leave site tidy
Awaiting decision Trees 3 docs
Other amendment applications
In Hammersmith and Fulham
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P/2026/02273/NMAT Awaiting decision
Flat A Basement, 70 Harwood Road, London, SW6 4PZ
Non-material amendment to planning permission reference: 2025/00729/FUL dated 23rd May 2025 for the "Erection of a single storey rear extension, following the demolition of existing single storey rear conservatory; alterations to the rear garden steps and associated landscaping; and replacement of existing single glazed timber sash windows with new double glazed timber sash windows to the front elevation, and replacement of existing entrance door with a new wooden Georgian 6-panel door to the side elevation at lower ground floor level; and erection of a bin store in the front garden to replace existing flower bed, ancillary to lower ground floor flat." Amendment sought to correct the depiction of the first-floor windowsill position.
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P/2026/01830/VAR Granted
413 North End Road, London, SW6 1NS
Removal of conditions 2, 3 and 4 (parking permit restrictions) of planning application ref: 2020/03249/PD56 granted 29th January 2021 for the 'Change of use of the first and second floor level from retail (Class A1) into a three bedroom self-contained flat (Class C3); Alterations to existing shopfront to include the installation of a new residential entrance door with fan light above, replacement of existing shopfront door with a new door together with aluminium frame around the door and shopfront glazing'.
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P/2026/02207/NMAT Awaiting decision
Chelsea Harbour Design Centre Harbour Avenue, Chelsea Harbour, London,SW10 0XE
Non-material amendment to planning permission ref: 2012/00843/VAR granted 10th April 2012 for the 'Variation of Conditions: 2 (approved drawings); 5 (landscaping); 7 (acoustic screening) and 12 (construction and green roof) of Planning Permission 2008/03034/FUL, granted 2nd June 2010.' Amendments sought to include: omission of the showroom units proposed in the space known as 'the Avenue', which is currently used as circulation space comprising of the following - Proposed Ground Floor - Omission of Unit G33, Unit G34, Unit G35, Unit G36, Unit G37; Proposed First Floor - Omission of Unit 133, Unit 134, Unit 135A, Unit 135B, Unit 136, Unit 137, Unit 138, Unit 139 and Unit 140; Proposed Second Floor - Omission of Unit 236, Unit 238, Unit 239, Unit 240, Unit 241, Unit 242, Unit 243, Unit 244; Proposed Third Floor - Omission of Unit 332, Unit 333, Unit 334, Unit 335, Unit 336 and Unit 337.
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P/2026/01661/RES Granted
57 Racton Road, London, SW6 1LW
Variation of Conditions 2 (approved drawings) and 3 (materials) of the planning permission reference: 2025/00430/FUL dated 14th May 2025 for the "Erection of a rear extension at second floor level, over part of the existing back addition; erection of a single storey rear extension, to the side of existing back addition; repositioning of an existing dormer window, to the rear elevation of existing rear mansard roof; alterations to existing external steps." To allow a minor amendment to the approved scheme, by a reduction in the overall roof height from 2580mm to 2505mm; minor adjustments to the gutter detailing; relocation of the gutter outlet; change to design and materials used for the door to the rear of the extension.
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P/2026/02205/NMAT Awaiting decision
594A Fulham Road, London, SW6 5NT
Non-material amendment to planning permission ref: 2024/02858/FUL granted 4th March 2025 for the 'Formation of a lightwell to the side elevation, in connection with the existing basement; increase in the floorspace at basement level by utilising ancillary floorspace from the rear part of commercial units No. 592 and No. 594 Fulham Road; installation of 1no. rooflight to the existing front roof slope; installation of 2no. rooflights to the existing side roofslope; installation of a new window to the side elevation at ground floor level.' Amendments sought to include: Basement Lightwell Foyer Opening - changing the locations of the approved sash window and flood door within the basement lightwell foyer elevation; Bedroom 1 - Lightwell Window Specification: frame orientation changed from vertical to horizontal; Fixed Lightwell Fire Escape Ladder: introduction of a permanently fixed escape ladder within the lightwell, securely mounted to the retaining wall; Front railing escape gate: insta... read more