Planning application
NMA/25/04577
4 Shaftesbury Villas, Allen Street, London, W8 6UZ
Proposal
Non-material amendment to planning permission PP/25/03502 (Additional ground floor rear extension with rooflights. Part two storey rear extension above flat roof of existing extension) to re-align the approved ground-floor party wall by approximately 150 mm laterally, creating a shared party wall arrangement with adjoining properties.
As published by the council, reference NMA/25/04577
Timeline
Dates from the published record
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24 Jul 2025
Received by Kensington and Chelsea
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13 Aug 2025
Decision issued: Withdrawn by Applicant
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20 Jul 2026
Added to PlanIndex
What withdrawal means
The process from here
The applicant withdrew this application before the council decided it, so it carries no planning weight and no fee refund is automatic. Withdrawal often follows officer feedback that a refusal was likely.
The applicant is free to submit a revised application at any time, and many withdrawn schemes return in amended form, so the site is worth watching if the proposal affected you.
About amendments applications
How this application type works
An amendment application changes a permission that already exists. Non-material amendments cover small adjustments with no wider effect, while minor material amendments, usually made by varying a condition, allow modest design changes without a fresh application. Anything beyond that needs a new permission, so the scope here is deliberately narrow.
Nearby applications
Within 500 metres
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CON/25/04870 Granted
4 Shaftesbury Villas, Allen Street, London, W8 6UZ
Details required by condition 5 (SuDS) of planning permission 25/03502 (1.8m additional ground floor rear extension with two rooflights. Part two storey rear extension above flat roof of existing extension)
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ARB/26/02508 Granted
3 Shaftesbury Villas, Allen Street, London, W8 6UZ
FELL 1x Tulip tree
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ARB/26/00940 Granted
3 Shaftesbury Villas, Allen Street, London, W8 6UZ
FELL 1x Pittosporum
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PP/25/04839 Granted
3 Shaftesbury Villas, Allen Street, London, W8 6UZ
Demolition of existing extension; construction of single storey extension with door to rear and roof light to flat roof, with full height side window. Addition of safety railings to terrace created above extension.
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PP/26/01281 Awaiting decision
55 Abingdon Villas, London, W8 6XA
Construction of a single-storey roof extension located to the rear half of the main roof, together with a rear-facing roof terrace. Access is provided via an internal extension of the existing stair from second-floor level. Associated works include minor roof alterations for drainage and the extension of existing parapet walls and chimney stacks in matching materials.
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CL/25/05542 Granted
Development Site at Demolished Avon House, Allen Street, London
Confirmation that works undertaken on the site constitute the lawful implementation of planning permission PP/21/06400 dated 2 September 2022. (Certificate of Existing Use)
Other amendments applications
In Kensington and Chelsea
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NMA/26/04056 Awaiting decision
10 Kensington Palace Gardens, London, W8 4QP
Non-material amendment to planning permission PP/24/07201 to allow the reintroduction of an internal swimming pool to the lower ground/ undercroft of the main house, including associated works to internal servicing arrangements and spatial arrangement (including the omission of modern piers put forward under the Second Section 73 Application)
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NMA/26/04001 Awaiting decision
Land adjoining 2 Horbury Crescent, London, W11 3NF
Non-material amendment to planning permission PP/23/08263 (Construction of a two-bedroom residential dwelling across ground and basement levels.) relocation of stairs and internal partitions. Changes to rooflights and terrace areas.
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NMA/26/03986 Awaiting decision
30 Brompton Square, London, SW3 2AE
Non material amendment to planning permission 26/00660 (Variation of condition 2 (compliance with approved drawings) of planning permission 13/05535 (Redevelopment of lower ground floor in garden, excavation of two basement levels, replacement of glass pavilion, re-landscaping of rear garden and associated alterations) to allow for internal and external alterations to the approved scheme including reconfigured layouts, depths, and floor areas at basement levels 1,2, and 3, alterations to lightwells and introduction of a new lightwell; removal of the secondary staircase in the garden pavilion and the bridge over the rear lightwell and introduction of new york stone stairs at ground floor level; and changes to the lightwell and removal of the bridge at first floor level.) to remove the word 'glass' from the description above; i.e. (Variation of condition 2 (compliance with approved drawings) of planning permission 13/05535 (Redevelopment of lower ground floor in garden, excavation of two basement levels, replacement of pavilion, re-landscaping of rear garden and associated alterations) to allow for internal and external alterations to the approved scheme including reconfigured layouts, depths, and floor areas at basement levels 1,2, and 3, alterations to lightwells and introduction of a new lightwell; removal of the secondary staircase in the garden pavilion and the bridge over the rear lightwell and introduction of new york stone stairs at ground floor level; and changes to the lightwell and removal of the bridge at first floor level.)
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NMA/26/02562 Decided
Treadgold House, 25 Bomore Road, London, W11 4HD
Non-material amendment to planning permission PP/23/02367 dated 22 November 2022 (Alterations to existing facades including: installation of new external insulation system, replacement of all existing windows, works to balconies including addition of louvred shading, installation of new ground floor communal external doors and canopy; Alterations at roof level including:removal and replacement of roof system and guarding, construction of new parapet upstand, installation of photovoltaic panels; Replacement of all rainwater goods (amended description).) to allow the addition of a 2100 mm Width x 800 mm Deep x 1600 mm Height GRP white enclosure located to the South Elevation at Ground Floor Level; addition of No3 satellite grey dishes 775mm x 775mm with non-penetrating roof mount 1200mm x 1200mm located on the roof; revised ASHP pipework arrangement; and addition of No3 maintenance access step units (galvanised non-combustible stairs.
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NMA/26/02178 Withdrawn
17-19 Cottesmore Gardens, London, W8 5PR
Non-material amendment to planning permission PP/24/01317 to allow design updates, including revisions to the demolition drawings, removal of planters from non-accessible terraces and modifications to skylights and dry riser inlets