25 Halsey Street, London, SW3 2PT

1. 5 Dec 2023

   Received by Kensington and Chelsea

2. 5 Jan 2024

   Decision issued: Grant Planning Permission/Consent

3. 10 Aug 2026

   Added to PlanIndex

Kensington and Chelsea granted permission on 5 January 2024, 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.

The published feed does not state which type of application this is; the register entry on Kensington and Chelsea's portal will say. Our guide explains the common types.

• 41 Halsey Street, London, SW3 2PT

  PP/26/02247 Submitted 20 Apr 2026 0m away

  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.

  Withdrawn Full applications Extension Loft or dormer +1 22 docs
  Small domestic

• 41 Halsey Street, London, SW3 2PT

  LB/26/02248 Submitted 20 Apr 2026 0m away

  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.

  Withdrawn Heritage and listed buildings Extension Loft or dormer +1 18 docs
  Small domestic

• 40 Halsey Street, London, SW3 2PT

  CON/21/03682 Submitted 7 Jun 2021 0m away

  Details required by condition 2a and 2b (Submission of details) of listed building consent 21/01576(Reinstatement of rear chimneybreasts at ground and first. Retrospective application for removal of chimneybreasts at rear basement and second floor).

  Granted Conditions 3 docs

• 14 Halsey Street, London, SW3 2QH

  ARB/26/03970 Submitted 22 Jul 2026 29m away

  Prune 1 x Fig (rear)

  Granted Trees 5 docs

• 19 Halsey Street, London, SW3 2QH

  LB/24/06909 Submitted 16 Oct 2024 29m 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 29m away

  Prune 1 x Fig Tree (rear)

  Granted Trees 6 docs