55 Dean Street London W1D 6AF

1. 26 Sep 2025

   Received by Westminster

2. 9 Oct 2025

   Validated

   Checked as complete and ready for consideration.

3. 21 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 4 December 2025, 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 91 days over the applications it decided in the last year.

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.

• Lampost Outside 55A Dean Street London W1D 6AG

  06/10321/TELCOM Submitted 22 Dec 2006 50 yards away

  Erection of telecommunication equipment to lamp post.

  Decided Telecoms 3 docs

• 71-73 Shaftesbury Avenue London W1D 6LN

  11/07841/ADV Submitted 17 Aug 2011 50 yards away

  Display of five halo illuminated (letters only) facia signs (1m x 4m) one externally illuminated facia sign and two externally illuminated projecting signs between 24 June 2011 and 24 June 2021.

  Granted Advertising 6 docs

• 51 Dean Street London W1D 5BH

  26/00968/ADV Submitted 16 Feb 2026 50 yards away

  Display of an externally illuminated projecting sign measuring 0.7m x 0.7m; two externally illuminated fascia signs measuring 0.38m x 4.73m; a non-illuminated fascia sign measuring 0.25m x 0.75m; a non-illuminated plaque measuring 0.25m x 0.25m; an internally illuminated menu case measuring 0.5m x 0.377m; a non-illuminated poster frame measuring 1.08m x 0.72m; and a non-illuminated timber chalkboard measuring 0.9m x 0.4m.

  Granted Advertising 8 docs

• 49 Dean Street London W1D 5BG

  07/05993/FULL Submitted 9 Jul 2007 50 yards away

  Erection of a two-storey extension at rear second and third floor level.

  Granted Full applications Extension 7 docs

• 48 Dean Street London W1D 5BF

  04/09518/LBC Submitted 30 Nov 2004 50 yards away

  Display of a box fascia sign with halo lit letters.

  Refused Heritage and listed buildings 7 docs

• 48 Dean Street London W1D 5BF

  04/09517/ADV Submitted 30 Nov 2004 50 yards away

  Display of a box fascia sign with halo lit letters.

  Refused Advertising 5 docs

• 26/07528/FULL Awaiting decision

  69 Eaton Place London SW1X 8DF

  Installation of new cast iron water pipe on rear courtyard elevation. (Linked with 26/07529/LBC)

  Received 5 Nov, published by the council 6 Nov 2026 Full applications
• 26/05200/FULL Decided

  1 The Court House 165 Seymour Place London W1H 4PU

  Installation of waterproofing system to the existing lead flat roofs

  Received 3 Aug, published by the council 28 Aug 2026 Full applications
• 26/07521/FULL Awaiting decision

  Flat 18 Harlequin Court 20 Tavistock Street London WC2E 7NZ

  Installation of one external condenser unit

  Received 4 Nov, published by the council 6 Nov 2026 Full applications
• 26/07508/FULL 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 26/07509/LBC)

  Received 4 Nov, published by the council 5 Nov 2026 Full applications
• 26/07472/FULL Awaiting decision

  Flat 3 82 New Cavendish Street London W1G 9TA

  Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07473/LBC)

  Received 3 Nov, published by the council 6 Nov 2026 Full applications