18 Halsey Street, London, SW3 2QH

This site has had 3 applications since 2025: 2 approved, 0 refused.

• LB/25/05976 Granted

  18 Halsey Street, London, SW3 2QH

  Erection of glazed enclosure on ground floor terrace. Installation of bore hole to feed ground source heat pump; air conditioning system; black cast iron stairs from ground floor to terrace; and new fenestration.

  Decided 27 Mar 2026 Heritage and listed buildings
• PP/25/05975 Granted

  18 Halsey Street, London, SW3 2QH

  Erection of glazed enclosure on ground floor terrace. Installation of bore hole to feed ground source heat pump; air conditioning system; black cast iron stairs from ground floor to terrace; and new fenestration.

  Decided 27 Mar 2026 Full applications

1. 22 Jul 2026

   Received by Kensington and Chelsea

2. 1 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 16 September 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Kensington and Chelsea took a median of 84 days over the applications it decided in the last year.

This application is with Kensington and Chelsea for determination, against a statutory target of eight weeks. Over the last year Kensington and Chelsea decided condition discharge and variation applications in a median of 90 days. More in our guide to how long planning decisions take.

This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.

• 14 Halsey Street, London, SW3 2QH

  ARB/26/03970 Submitted 22 Jul 2026 0m away

  Prune 1 x Fig (rear)

  Granted Trees 5 docs

• 19 Halsey Street, London, SW3 2QH

  LB/24/06909 Submitted 16 Oct 2024 0m away

  Variation of Condition 2 (compliance with drawings) of planning permission LB/23/04473 to replace new/replaced single glazed widows, with double glazed units.

  Granted Heritage and listed buildings Windows or glazing 14 docs

• 14 Halsey Street, London, SW3 2QH

  ARB/22/01671 Submitted 9 Mar 2022 0m away

  Prune 1 x Fig Tree (rear)

  Granted Trees 6 docs

• 4 Halsey Street, London, SW3 2QH

  LB/21/03832 Submitted 10 Jun 2021 0m away

  Variation of condition 4 (detailed drawings or samples of material) of listed building consent 07/00233 to approval of submitted details post-completion.

  Granted Heritage and listed buildings 22 docs

• 4 Halsey Street, London, SW3 2QH

  CON/22/04166 Submitted 4 Jul 2022 0m away

  Details required by condition 3 (submission of details) of listed building consent 21/06540 (Reconstruction of lower ground floor side extension and lowering non original floor finish level by approx. 250mm. Insertion of window to rear of closet wing. Replacement glazing to rear elevation. Alterations to rear garden layout . Insertion of doors and window to front lightwell. Delta membrane system and insulation to be installed. Removal of non original panelling throughout and plain plaster walls to be restored at ground floor. Erection of light-weight side-infill rear extension, accessed from landing. Replacement external stairs to rear garden. Reinstatement of fireplace. Refurbishment of front steps at 1st floor. Original door reinstated. Reinstatement of 2nd and 3rd floor fireplaces. Raise stepped-back parapet creating room with sash window above closet wing. Extension set back behind flat green roof, reducing visual impact. Insertion of openable roof light over stairs. Refurbish staircase throughout and replace non-original spiralled spindles and balustrade with square section spindles and new balustrade. New green roof to closet wing. Internal refurbishment)

  Granted Conditions Extension Loft or dormer +1 24 docs

• 18 Halsey Street, London, SW3 2QH

  LB/25/05976 Submitted 6 Oct 2025 0m away

  Erection of glazed enclosure on ground floor terrace. Installation of bore hole to feed ground source heat pump; air conditioning system; black cast iron stairs from ground floor to terrace; and new fenestration.

  Granted Heritage and listed buildings Windows or glazing 32 docs

• CON/26/03046 Granted

  15 Launceston Place, London, W8 5RL

  Details required by condition 3 (Submission of details - (a) Elevations and sections depicting form of awning and enclosure, inclusive of means of fixing, and colour and pattern of awning fabric. b) 1:10 elevations and sections of windows demonstrating arrangement, glazing thickness, material, glazing bars, with glazing bars to be integral and true.) of listed building consent 26/01556 (eplacement and enlargement of rear roof dormer and replacement of windows. Removal of front facade drainage downpipe. Installation of surface mounted traditional awnings over rear offshoot 1st floor windows.)

  9 Jun 2026 Conditions
• CON/26/03047 Withdrawn

  2 Sloane Gardens, London, SW1W 8DL

  Details required by condition 3 (Submission of details - (a) details of the waterproofing to the vaults) of listed building consent 25/05745 (Alterations to shopfront including lowering of windows, reinstatement of original entrance doors and fanlight and associated works; internal alterations, including restoration of historic features, removal of non-original partitions, revised ceiling arrangement; and reconfiguration of basement for back-of-house use with retention of historic masonry wall.).

  9 Jun 2026 Conditions
• CON/26/02710 Granted

  21 Holland Villas Road, London, W14 8DH

  DOCUMENTS AND DRAWINGS ARE NOT AVAILABLE ELECTRONICALLY FOR THIS APPLICATION. PLEASE CALL THE CASE OFFICER. Details required by Condition 3b (submission of details) Details of the framing and glazing of the conservatory rooflight at upper ground floor level and the windows and doors to rear lower ground floor level) of planning permission PP/16/01994 (Creation of basement below lower ground floor level; construction of three storey rear extension, single storey side extensions, dormers to top floor and internal alterations)

  19 May 2026 Conditions
• CON/26/03104 Granted

  3 Earls Terrace, London, W8 6LP

  Details required by Condition 3d (York Stone Sample) of listed building consent 24/08271 (Reinstatement of missing fireplaces and original room proportions. Installation of double glazed timber frame windows and doors on front and rear facades. Removal of lightings systems and recessed speakers.)

  10 Jun 2026 Conditions
• 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).

  5 Jun 2026 Conditions