23 Chapel Side London W2 4LG

1. 29 Jun 2022

   Received by Westminster

2. 15 Aug 2022

   Decision issued: Application Permitted

3. 20 Aug 2026

   Added to PlanIndex

Westminster granted permission on 15 August 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.

• 23 St Petersburgh Place London W2 4LA

  25/08940/TCA Submitted 9 Dec 2025 50 yards away

  T1 1 x Liquidambar styraciflua: fell

  Granted Trees 7 docs

• 31 St Petersburgh Place London W2 4LA

  26/06416/NMA Submitted 18 Sep 2026 50 yards away

  93% historically approved · decision due ~13 Nov

  Amendments to planning permission dated 27th July 2026 (RN:25/08325/FULL) for Full, phased planning application for a single storey roof extension to provide additional office accommodation, together with infill of the rear courtyard to provide additional office accommodation, associated external landscaped terraces, new plant equipment, new external cycle parking, a new building entrance, replacement of windows, and other minor associated external works. Namely, amendments arising from detailed design development comprising: redistribution of end-of-trip facilities; retention and redecoration of the existing St Petersburgh Place entrance, including closure of two recessed lobby windows and like-for-like door replacement; introduction, relocation and conversion of ventilation louvres within existing openings; closure of two courtyard-facing façade doors; internal layout revisions at basement and ground-floor level; and resequencing of works between Phase 1 and Phase 2.

  Decided Amendments Extension Windows or glazing
  Small domestic

• The Old Dairy Flats Chapel Side London W2 4LG

  26/05583/ADFULL Submitted 17 Aug 2026 50 yards away

  89% historically approved · decision due ~12 Oct

  Details of independent review BREEAM measures within the development. In the case of an assessment using Building Research Establishment methods; pursuant to condition 14 and 17 of planning permission dated 22nd April 2024 (23/05909/FULL)

  Awaiting decision

• The Old Dairy Flats Chapel Side London W2 4LG

  25/06291/NMA Submitted 4 Sep 2025 50 yards away

  Amendments to planning permission dated 22.04.2024 which itself varied condition 1 of the planning permission dated 10 May 2023 (RN: 23/00234/FULL) and also varied condition 1 of the planning permission dated 4th October 2022 (RN 22/00448/FULL) for the demolition of the existing hipped roof and construction of a roof extension, a rear extension involving the infill of an existing undercroft area at ground floor, the replacement of an existing link building (between the building fronting Chapel Side and Esca House to the rear) and an additional second floor storey, and the excavation of a basement under the main building, in association with the change of use of the ground and first to residential flats (Class C3). Replacement windows to the front and rear elevations, and the creation of a terrace and green roof on the rear extension roof at third floor level and a terrace at rear fourth floor level, namely to increase size of basement level and creation of associated lightwell; Alterations to fenestration; relocation and alteration of rear dormers; internal changes to layout of residential accommodation; and associated external alterations. NAMELY, to allow alterations to rear/courtyard elevation.

  Granted Amendments New dwelling Extension +3 5 docs

• The Old Dairy Flats Chapel Side London W2 4LG

  25/09119/ADFULL Submitted 17 Dec 2025 50 yards away

  88% historically approved · decision due ~11 Feb

  Details of planting including species and maintenance of the green roof and ground floor courtyard and details of a further noise report pursuant condition 12 and 19 of planning permission dated 22 April 2024 (RN: 23/05909/FULL)

  Awaiting decision Full applications 8 docs

• Flat 7 22 Palace Court London W2 4HU

  26/04410/CLOPUD Submitted 3 Jul 2026 50 yards away

  84% historically approved · decision due ~1 Sep

  Provision of a door to staircase.

  Awaiting decision Lawful development 7 docs

• 26/05984/FULL Decided

  41 Sutherland Street London SW1V 4JX

  Replacement of front, side and rear windows with double glazed timber framed sash windows and replacement of a door with a double glazed timber framed door.

  Received 2 Sep, published by the council 11 Sep 2026 Full applications
• 26/06134/FULL Decided

  Flat 10H Hyde Park Mansions Cabbell Street London NW1 5BG

  Replacement of front and rear second floor level windows with slim-profile double-glazed panels, retaining the existing window and door frames.

  Received 8 Sep, published by the council 15 Sep 2026 Full applications
• 26/07258/FULL Awaiting decision

  16A Croxley Road London W9 3HL

  Installation of air to air heat pumps to offices and bedrooms.

  Received 22 Oct, published by the council 23 Oct 2026 Full applications
• 26/07193/FULL Awaiting decision

  98 Victoria Street London SW1E 5JL

  Shopfront alterations. (Linked with 26/07194/ADV)

  Received 21 Oct, published by the council 22 Oct 2026 Full applications
• 26/07187/FULL Awaiting decision

  Ground Floor Flat 151 Portnall Road London W9 3BN

  Erection of a single storey rear extension.

  Received 21 Oct, published by the council 22 Oct 2026 Full applications