27 Ansdell Terrace, London, W8 5BY

1. 30 Sep 2025

   Received by Kensington and Chelsea

2. 6 Mar 2026

   Decision issued: Grant Planning Permission/Consent

3. 20 Jul 2026

   Added to PlanIndex

Kensington and Chelsea granted permission on 6 March 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 12 Kensington Square, London, W8 5HE

  CON/26/00741 Submitted 22 Dec 2025 24m away

  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

  CON/26/00545 Submitted 16 Dec 2025 24m away

  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

• 12 Kensington Square, London, W8 5HE

  PP/25/06499 Submitted 31 Oct 2025 26m away

  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

  LB/25/06500 Submitted 31 Oct 2025 26m away

  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).

  Refused Heritage and listed buildings Loft or dormer 2 docs

• 12 Kensington Square, London, W8 5HE

  CON/25/06504 Submitted 31 Oct 2025 26m away

  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

  CON/25/06505 Submitted 31 Oct 2025 26m away

  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

• PP/18/01985 Withdrawn

  Flat 3, 24 Cornwall Gardens, London, SW7 4AW

  Works to second floor flat including erection of rear extension, creation of external roof terrace areas above and to rear of said extension (with perimeter metal railings), together with internal alterations including removal of internal wall between kitchen and living room, and other refurbishment works

  9 Apr 2018 Full applications
• PP/26/03176 Granted

  12 Shawfield Street, London, SW3 4BD

  Replacement windows, new rooflight and replacement lower ground rear rooflights.

  15 Jun 2026 Full applications
• PP/26/03048 Granted

  24 Charles II Place, London, SW3 4NG

  Removal of existing conservatory structure. Construction of a single-storey rear extension at lower ground floor level. Installation of a contemporary three-panel sliding glazed door opening onto rear garden. Internal reconfiguration at lower ground floor level.

  9 Jun 2026 Full applications
• PP/26/03042 Granted

  Flat 7, 7 Egerton Place, London, SW3 2EF

  Installation of air conditioning system including external condenser unit housed within enclosure at roof level. Replacement of roof lantern, rooflight and roof access hatch with flat glazed access hatch and rooflights. Replacement of two rear elevation uPVC windows with timber-framed slimline double-glazed sliding sash windows; and associated external alterations.

  9 Jun 2026 Full applications
• PP/26/02897 Withdrawn

  46 Evelyn Gardens, London, SW7 3BH

  Positioning of two new external heat pump condensers within two separate acoustic enclosures, one on main roof of house and other on rear forth floor roof terrace.

  1 Jun 2026 Full applications