54 James Street Marylebone London W1U 1HE

1. 13 Oct 2026

   Received by Westminster

2. 15 Oct 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 8 December 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Westminster took a median of 86 days over the applications it decided in the last year.

• 26/06983/ADV Awaiting decision

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

  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)

  Submitted 13 Oct 2026 Advertising

1 later application on the register refers to this one:

• 26/06983/ADV Awaiting decision

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

  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)

  Submitted 13 Oct 2026 Advertising

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided full applications in a median of 119 days. More in our guide to how long planning decisions take.

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.

• 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

• 50 James Street Marylebone London W1U 1HB

  25/04229/FULL Submitted 20 Jun 2025 50 yards away

  Installation of a partially openable shopfront.

  Granted Full applications Windows or glazing 23 docs

• 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

• 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

• 75 Wigmore Street London W1U 1QB

  26/05033/ADFULL Submitted 27 Jul 2026 50 yards away

  89% historically approved · decision due ~21 Sep

  Detailed environmental Noise Survey and Plant Noise Assessment Report pursuant to condition 7 of planning permission dated 19th May 2026 (RN 26/00430/FULL)

  Decided 6 docs

• 75 Wigmore Street London W1U 1QB

  26/00430/FULL Submitted 26 Jan 2026 50 yards away

  88% historically approved · decision due ~23 Mar

  Reconfiguration and extension of the existing plant enclosure, and the installation of 10 replacement AC condenser units within the new enclosure at roof level and relocation of 7 existing PV panels

  Awaiting decision Full applications Extension 18 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