50 James Street Marylebone London W1U 1HB

1. 20 Jun 2025

   Received by Westminster

2. 6 May 2026

   Decision issued: Application Permitted

3. 30 Aug 2026

   Added to PlanIndex

Westminster granted permission on 6 May 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.

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.

• 54 James Street Marylebone London W1U 1HE

  26/06984/FULL Submitted 13 Oct 2026 50 yards away

  88% historically approved · decision due ~8 Dec

  Alterations to the ground floor frontage of the building. (Retrospective). (Linked with 26/06983/ADV)

  Awaiting decision Full applications

• Basement And Ground Floor 54 James Street Marylebone London W1U 1HE

  26/06983/ADV Submitted 13 Oct 2026 50 yards away

  82% historically approved · decision due ~8 Dec

  Display of an internally illuminated fascia sign measuring 0.94m x 0.36m; an internally illuminated hanging sign measuring 0.36m x 0.61m; and internally illuminated menu box measuring 0.52m x 0.39m (Retrospective). (Linked with 26/06984/FULL)

  Awaiting decision Advertising

• 77 Wigmore Street London W1U 1QE

  26/03313/FULL Submitted 19 May 2026 50 yards away

  88% historically approved · decision due ~14 Jul

  Installation of one additional retractable fabric awning to existing restaurant shopfront.

  Awaiting decision Full applications Windows or glazing 6 docs

• 40 James Street Marylebone London W1U 1EU

  25/08870/FULL Submitted 5 Dec 2025 50 yards away

  Redecoration of the ground floor shopfront; installation of marble cladding of stall riser to pilasters and new awnings.

  Decided Full applications Windows or glazing 12 docs

• 40 James Street Marylebone High Street London W1U 1EU

  25/08869/ADV Submitted 5 Dec 2025 50 yards away

  Oval shaped brass plate with engraved lettering displaying the name of the restaurant Ermou Externally illuminated by wall sconces.

  Granted Advertising 7 docs

• 75 Wigmore Street London W1U 1QB

  25/05212/FULL Submitted 25 Jul 2025 50 yards away

  Reconfiguration and extension of the existing plant enclosure, and the installation of replacement AC condenser units within the new enclosure at roof level

  Refused Full applications Extension 21 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