20 Carlyle Square, London, SW3 6EY

1. 3 Oct 2025

   Received by Kensington and Chelsea

2. 7 Nov 2025

   Decision issued: Grant Planning Permission/Consent

3. 20 Jul 2026

   Added to PlanIndex

Kensington and Chelsea granted permission on 7 November 2025, 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.

• 21 Carlyle Square, London, SW3 6EY

  PP/25/06108 Submitted 13 Oct 2025 50 yards away

  Replacement of rear ground floor windows to doors; rear door replacement; raised rear balcony balustrade; insertion of front lightwell railing and gate; replacement side access gate; basement window grilles; and new Crittall-style replacement windows.

  Granted Full applications Windows or glazing 26 docs

• 21 Carlyle Square, London, SW3 6EY

  CL/25/06114 Submitted 6 Oct 2025 50 yards away

  Replacement of existing timber windows for double glazed timber windows, without any change in appearance and design, on all elevations (Certificate of Proposed Development/Use)

  Granted Lawful development Windows or glazing 21 docs

• 21A Carlyle Square, London, SW3 6EY

  PP/25/05635 Submitted 15 Sep 2025 50 yards away

  Removal of condition 2 (use of roof as terrace precluded) and variation of condition 1 (approved drawings) of planning permission 21/03923 to allow the roof of the rear extension to be used as a roof terrace

  Granted Full applications Extension 25 docs

• 38 Chelsea Square, London, SW3 6LH

  PP/25/05633 Submitted 15 Sep 2025 50 yards away

  Variation of condition 2 (approved drawings) of planning permission 23/08025 to allow removal of rainwater attenuation tank from basement and relocation to lower ground floor providing equivalent level of attenuation as the approved tank; addition of bathroom window on West elevation measuring 500mm x 700mm; and installation of additional skylight to main roof

  Granted Full applications Windows or glazing 24 docs

• 22 Carlyle Square, London, SW3 6EY

  ARB/23/06467 Submitted 4 Oct 2023 50 yards away

  Prune 1 x Magnolia (front)

  Granted Trees 6 docs

• 19 Carlyle Square, London, SW3 6EY

  PP/26/03140 Submitted 15 Jun 2026 50 yards away

  Replacement of existing windows on front, side and rear elevations with like for like double glazed windows.

  Granted Full applications Windows or glazing 26 docs