Planning application
CON/25/06505
12 Kensington Square, London, W8 5HE
Proposal
Details required by condition nos. 3d (basement rooflight), 3f (external paving) and 9 (landscaping) of listed building consent ref. LB/23/03486 dated 08th August 2023 (Extensions to existing building including basement extension under garden area, lightwell infill extension and other internal and external alterations).
As published by the council, reference CON/25/06505
Timeline
Dates from the published record
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31 Oct 2025
Received by Kensington and Chelsea
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22 Jun 2026
Decision issued: Discharge of Conditions - Refuse
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20 Jul 2026
Added to PlanIndex
What refusal means
The process from here
The council refused this application for the reasons set out on the decision notice, which the council portal holds in full. Only the applicant can appeal a refusal; the time limit runs from the decision date and is shorter for householder schemes.
Refusal does not prevent a fresh attempt. Applicants often address the reasons for refusal and resubmit, so a refused scheme is not necessarily the end of proposals for the site.
About conditions applications
How this application type works
This type of application deals with conditions attached to an existing permission, either by supplying the details a condition requires, called discharging it, or by asking to vary or remove one. It does not reopen the principle of the permission itself. Building often cannot lawfully start, or continue past a set stage, until the named conditions are discharged.
Nearby applications
Within 500 metres
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PP/25/06499 Refused
12 Kensington Square, London, W8 5HE
Variation of condition 2 (compliance with approved drawings) of planning permission Ref. PP/23/03485 (Extensions to existing building including basement extension under garden area, lightwell infill extension and other internal and external alterations) dated 08th August 2023, to allow: removal of one rooflight and enlargement of other; change from the use of York stone to Portland stone; retention of original raised section at end of rear garden; retention of original fountain and replacement of original semi-circular pool with a rectangular one; change from Planting zone to raised bed with built-in seating (Retrospective).
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LB/25/06500 Refused
12 Kensington Square, London, W8 5HE
Variation of condition 2 (compliance with approved drawings) of listed building consent ref. LB/23/03486 dated 8th August 2023, to allow: removal of one rooflight and enlargement of other; change from the use of York stone to Portland stone; retention of original raised section at end of rear garden; retention of original fountain and replacement of original semi-circular pool with a rectangular one; change from Planting zone to raised bed with built-in seating (Retrospective).
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CON/25/06504 Refused
12 Kensington Square, London, W8 5HE
Details required by condition nos. 4d (basement rooflight), 4f (external paving), and 9 (landscaping) of planning permission ref. PP/23/03485 dated 08th August 2023 (Extensions to existing building including basement extension under garden area, lightwell infill extension and other internal and external alterations).
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CON/26/00741 Granted
12 Kensington Square, London, W8 5HE
Details required by Condition 4A (glazing of rear LGF level infill extension) attached to planning permission Ref. PP/23/03485 dated 08th August 2023 (Extensions to existing building including basement extension under part of rear garden area with roof lights, light well and glazed infill extension and other internal and external alterations).
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CON/26/00545 Granted
12 Kensington Square, London, W8 5HE
Details required by Condition 3a (Glazing of rear LGF infill extension) attached to Listed Building consent Ref. LB/23/03486 dated 08th August 2023 (Extensions to existing building including basement extension under part of rear garden area with roof lights, light well and glazed infill extension and other internal and external alterations).
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LB/25/06106 Withdrawn
St James House, 13 Kensington Square, London, W8 5HD
Re-building of leaning front garden wall in reinforced concrete with a painted rendered finish to match existing appearance.
Other conditions applications
In Kensington and Chelsea
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CON/26/03015 Granted
30-33 Sloane Street, 49 Pavilion Road, 2-4 Hans Crescent and Garages to rear of Marland House, London, SW1X 9NE
Details required by Condition 16 (Thames Water - works) of planning permission 22/06706 (Partial demolition of 30-33 Sloane Street, retention of fa?ade and erection of a 5-storey building of Class E (commercial, business and service) including installation of shopfronts. Total demolition of no.2 Hans Crescent and erection of replacement building to provide Class E floorspace including a rooftop terrace. Reconfiguration and extension of ground floor of no. 49 Pavillion Road to re-provide Class E floorspace, including service corridor. Provision of substation in basement of no. 4 Hans Crescent. Provision of cycle storage and facilities, waste storage, plant, landscaping, photovoltaic panels, and other ancillary works (Major Application).
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CON/25/05245 Granted
Ground Floor Flat (north), 36 Holland Park, London, W11 3TA
Details required by Condition 3c-j(inclusive) (Submission of drawings) of listed building consent LB/24/08507 (Replacement of unoriginal windows and internal alterations to include relocation of kitchen, instate a door-cum-window to access rear garden, relocation of boiler and its flue, relocation of gas meter, to alter internal partitioning to reinstate a master suite, alteration to internal partitioning to allow for guest bedroom, new applied timber flooring atop original flooring, replacement of internal fireplace, and proposed joinery above existing skirting and below existing ceiling)
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CON/26/02799 Withdrawn
Flat 4, 74 Cadogan Square, London, SW1X 0EA
Details required by condition 4 (Submission of details) of listed building consent 26/00634 (Installation of new kitchen, new WC,?new bathroom.?Replacement of?flooring, skirting boards,?lighting?and?redecoration throughout)
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CON/26/04041 Awaiting decision
8 Crescent Place, London, SW3 2EA
Details required by condition 3 (submission of details) of planning permission PP/25/02821 (Amalgamation of works approved under planning permissions PP/24/05889, PP/24/08563 and PP/24/08565 along with two new underground plant areas and the demolition and replacement of the two garden facing elevations)
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CON/26/03149 Granted
52 Ladbroke Grove, London, W11 2PB
Details required by condition 5 (sample panel) of planning permission 24/07502 (Variation of Condition 2 (compliance with approved drawings) of planning permission PP/24/05464 to increase the width of the side extension at the lower ground floor level and installation of pipe (amended description))