Planning application
12 Kensington Square, London, W8 5HE
Works: Loft or dormer
Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.
Proposal
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).
As published by the council, reference LB/25/06500
Application record
- Reference
- LB/25/06500
- Type
- Listed Building Consent
- Status
- Decided
- Decision
- Refuse Planning Permission/Consent
- Received
- 31 Oct 2025
- Decided
- 10 Jun 2026
- Ward
- Queen's Gate
- Parish
- 14
- Postcode
- W8 5HE
Site history
Applications at this address on the Kensington and Chelsea register
This site has had 6 applications since 2025: 2 approved, 4 refused.
-
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).
-
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).
-
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).
-
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).
-
CON/25/06505 Refused
12 Kensington Square, London, W8 5HE
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).
Timeline
Dates from the published record
-
31 Oct 2025
Received by Kensington and Chelsea
-
10 Jun 2026
Decision issued: Refuse Planning Permission/Consent
-
20 Jul 2026
Added to PlanIndex
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 this refusal means
Kensington and Chelsea refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.
About heritage and listed building applications
Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
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).
Refused Full applications Extension Loft or dormer 20 docs -
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).
Refused Conditions Extension Loft or dormer 10 docs -
12 Kensington Square, London, W8 5HE
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).
Refused Conditions Extension Loft or dormer 13 docs -
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).
Granted Conditions Extension Loft or dormer +1 12 docs -
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).
Granted Conditions Extension Loft or dormer +1 11 docs -
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.
Withdrawn Heritage and listed buildings 22 docs
Other heritage and listed building applications
In Kensington and Chelsea
-
LB/26/03098 Granted
14 Holland Street, London, W8 4LT
Removal on non-original furniture, fixtures and fittings. Installation of new coffee shop to include new floor finish over existing screed floor (floor boards retained), new light fittings, new coffee counter, plumbing and services. Limited refurbishment to shop front such as painting and new sign in place of existing.
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LB/26/02918 Granted
220 and 222 Earl's Court Road, London, SW5 9QA
Proposed installation of roof top plant and internal alterations
-
LB/26/02796 Granted
Flat 8, 89 Onslow Square, London, SW7 3LT
Strip out entire property for a full refurbishment to include blocking up one entrance into the sitting room, supply and fit new kitchen and appliances, plumb in 2x new bathrooms, supply and fit new radiators where necessary, re-decorate entire property; supply and lay wooden floor in hallway with acoustic insulation.
-
LB/26/02366 Withdrawn
10 Palace Gate, London, W8 5NF
Replacement of exsiting defective internal rainwater downpipe.(Retrospective Application)
-
LB/26/02248 Withdrawn
41 Halsey Street, London, SW3 2PT
Refinements to lower ground floor conservatory and basement extension through removal of low external wall, installation of full height sliding doors, and reinstatement of larger external steps. Replace glazed flat roof at ground floor level with glass-box extension incorporating solid floor structure and internal walk on rooflight. Installation of glazed sliding doors out to a Juliet balcony with metal railings balustrade. Create access from living room by lowering sill of window to form archway; Single-storey extension to closet wing, aligning depth with No.?40 Halsey Street. New timber-framed glazed doors to the rear of extended wing. Widening opening to half-level study within partition to accommodate new double doors. Sunroom will include full-height sliding doors and Juliet balcony with painted or PPC metal balustrades.