24A Hay's Mews London W1J 5PY

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

• 25/06662/FULL Granted

  24A Hay's Mews London W1J 5PY

  Replacement of existing window with door to create new entrance to the courtyard.

  Decided 17 Apr 2026 Full applications

1. 17 Sep 2025

   Received by Westminster

2. 7 Oct 2025

   Validated

   Checked as complete and ready for consideration.

3. 17 Apr 2026

   Decision issued: Application Permitted

4. 21 Jul 2026

   Added to PlanIndex

Westminster granted permission on 17 April 2026, 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.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• 24A Hay's Mews London W1J 5PY

  25/06662/FULL Submitted 17 Sep 2025 50 yards away

  Replacement of existing window with door to create new entrance to the courtyard.

  Granted Full applications Windows or glazing 20 docs

• 21 Charles Street London W1J 5DT

  25/06733/NMA Submitted 18 Sep 2025 50 yards away

  Amendments to planning permission dated 22nd September 2011 (RN:11/07285/FULL) for Extension of time for the commencement of development granted planning permission on 24 December 2008 (extant permission: RN: 08/06804); namely, external alterations to existing dwelling at 21 Charles St and 21 Hays Mews including demolition and redevelopment of the mews building (retaining the front facade) to create sub basement, lower basement, ground to second floors including a mansard roof in connection with the use of the building for residential purposes (Class C3). Creation of link at ground floor level and terrace at first floor level within courtyard area. Installation of plant at roof level of No. 21 Charles Street. Namely; to relocate the listed approved drawings and documents so they are a condition on the planning permission.

  Granted Amendments Loft or dormer Demolition 19 docs
  Domestic

• 9 Chesterfield Street London W1J 5JJ

  26/04201/AD7 Submitted 25 Jun 2026 50 yards away

  89% historically approved · decision due ~20 Aug

  Display for a temporary period of six months of a non-illuminated estate agent board attached to the railings in front of the building at 1m from the ground and measuring 0.9 x 0.6m.

  Decided

• 35 Hay's Mews London W1J 5PY

  26/05322/FULL Submitted 6 Aug 2026 50 yards away

  88% historically approved · decision due ~6 Oct

  Alterations to doors and windows, installation of new lightweight terrace pavilion, new louvres, replacement of plant and other associated works.

  Awaiting decision Full applications Windows or glazing

• 6 Chesterfield Gardens London W1J 5BQ

  23/03475/LBC Submitted 24 May 2023 50 yards away

  Refurbishment of part of the ground floor office space.

  Granted Heritage and listed buildings 13 docs

• Basement 5 - 7 Chesterfield Gardens London W1J 5BQ

  25/08469/FULL Submitted 19 Nov 2025 50 yards away

  88% historically approved · decision due ~14 Jan

  Partial Change of Use of Floorspace from Office (Class E) to Hotel (Class C1)

  Awaiting decision Full applications 21 docs

• 26/06288/LBC Decided

  Barness Court 6 - 8 Westbourne Terrace London W2 3UW

  Installation of a gas pipework to south elevation and wall. (Linked with 26/06287/FULL)

  Received 14 Sep, published by the council 21 Sep 2026 Heritage and listed buildings
• 26/07529/LBC Awaiting decision

  69 Eaton Place London SW1X 8DF

  Installation of new cast iron water supply pipe on rear courtyard elevation. (Linked with 26/07528/FULL)

  Received 5 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
• 26/07509/LBC Awaiting decision

  Buckingham Palace The Mall London SW1A 1AA

  Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights installed within the lantern clusters across 10 principal piers, with associated concealed cabling and reversible fixings. (Linked with 26/07508/FULL)

  Received 4 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
• 26/07473/LBC Awaiting decision

  Flat 3 82 New Cavendish Street London W1G 9TA

  Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07472/FULL)

  Received 3 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
• 26/07471/LBC Awaiting decision

  12 Queen Anne's Gate London SW1H 9AA

  Excavation of single-storey basement, internal reconfiguration and installation of modern services. (Linked with 26/07470/FULL)

  Received 3 Nov, published by the council 5 Nov 2026 Heritage and listed buildings