12 Seymour Walk, London, SW10 9NF

1. 10 Mar 2022

   Received by Kensington and Chelsea

2. 5 May 2022

   Decision issued: Grant Planning Permission/Consent

3. 19 Aug 2026

   Added to PlanIndex

Kensington and Chelsea granted permission on 5 May 2022, 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.

• 10 and 12 Seymour Walk, London, SW10 9NF

  PP/23/00600 Submitted 25 Jan 2023 0m away

  Variation of Condition 2 (Compliance with approved drawings) of planning permission PP/21/04784 (Erection of two rear additions at second floor levels) to now reflect proposed drawings numbered 519-130, 519-131, 519-132 and 519-133, for introduction of step in approved rear addition in line with step in the buildings between Nos. 10 and 12.

  Granted Full applications 11 docs

• 48 Seymour Walk, London, SW10 9NF

  CON/23/07253 Submitted 7 Nov 2023 0m away

  Details required by Conditions 3 (Trees and landscaping), 4 (Construction Traffic Management Plan (CTMP)) and 5 (Professional management of engineering works) of planning permission 23/03136 (Construction of single-storey basement under existing property footprint; lowering of front vaults and light well with new external painted timber double-glazed French doors to front elevation; replacement of existing rear conservatory with new glazed roof and new external doors to rear garden).

  Split decision Conditions Extension Windows or glazing +1 13 docs
  Small domestic

• 5 Seymour Walk, London, SW10 9NE

  CON/26/02329 Submitted 23 Apr 2026 24m away

  Details required by condition 12 (Sample panels) of planning permission 24/05512 (Demolition and replacement of rear extension with replacement roof terrace above. Reinstatement of rear elevation of Regency house. Removal and replacement of conservatory link structure with lightweight contemporary glazed link. Demolition and replacement of building at 5a Seymour Walk (reusing materials where possible). First floor glazed link between No.5 and replacement No.5a. Internal enhancements across all retained buildings, landscape improvements and creation of roof lights)

  Granted Conditions Extension Loft or dormer +3 10 docs

• 5 Seymour Walk, London, SW10 9NE

  CON/24/06643 Submitted 7 Oct 2024 24m away

  Details required by condition nos. 3 (Protection of trees during construction - details required) and 4 (Trees and landscaping - details required.) of planning permission 24/03021 (Creation of a basement with a swimming pool beneath buildings and 50% of garden area, alterations to lightwells, creation of three rooflights with associated internal plant and landscaping.)

  Granted Conditions Loft or dormer Trees 9 docs

• 5 Seymour Walk, London, SW10 9NE

  CON/26/02431 Submitted 1 May 2026 24m away

  Details required by Condition 12 (Works to match - Sample panels required) of planning permission PP/24/05512 (Demolition and replacement of rear extension with replacement roof terrace above. Reinstatement of rear elevation of Regency house. Removal and replacement of conservatory link structure with lightweight contemporary glazed link. Demolition and replacement of building at 5a Seymour Walk (reusing materials where possible). First floor glazed link between No.5 and replacement No.5a. Internal enhancements across all retained buildings, landscape improvements and creation of roof lights)

  Withdrawn Conditions Extension Loft or dormer +3 6 docs

• 5 Seymour Walk, London, SW10 9NE

  PP/23/03532 Submitted 26 May 2023 24m away

  Creation of basement beneath buildings and 50% of the garden area; alterations to lightwells; creation of two rooflights with associated internal plant and landscaping

  Refused Full applications Loft or dormer 66 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