20 Dean Street London W1D 3RU

1. 24 Aug 2026

   Received by Westminster

2. 17 Sep 2026

   Validated

   Checked as complete and ready for consideration.

3. 18 Sep 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 12 November 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 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.

• 35 Soho Square London W1D 3QX

  25/01819/ADV Submitted 18 Mar 2025 50 yards away

  Temporary display of 1:1 replica facade building wrap on the east elevation incorporating a non-illuminated static advertisement measuring 6.6m x 5.4m (portrait) for a temporary period of six months.

  Refused Advertising 15 docs

• 35 Soho Square London W1D 3QX

  25/07565/FULL Submitted 20 Oct 2025 50 yards away

  External alterations, replacement windows and plant and enclosure and creation of a terrace and associated works

  Decided Full applications Windows or glazing 25 docs

• Ground Floor 35 Soho Square London W1D 3QX

  26/00074/AD7 Submitted 7 Jan 2026 50 yards away

  Display for a temporary period of six months of a non-illuminated estate agent board located at ground floor level railings, measuring 0.45m x 0.6m.

  Granted Advertising 10 docs

• 13 - 14 Dean Street London W1D 3RS

  26/02249/ADV Submitted 2 Apr 2026 50 yards away

  82% historically approved · decision due ~28 May

  Display of two non illuminated canopies/signs measuring 0.8m x 5m, 0.8m 4.8m.

  Awaiting decision Advertising 8 docs

• First Floor 13 - 14 Dean Street London W1D 3RS

  26/00073/AD7 Submitted 7 Jan 2026 50 yards away

  Display for a temporary period of six months of a non-illuminated estate agent board attached to the front of the building at first floor level and measuring 0.6 x 0.45m.

  Granted Advertising 10 docs

• 13 - 14 Dean Street London W1D 3RS

  25/07898/FULL Submitted 31 Oct 2025 50 yards away

  Variation of Conditions 1 and 5 of planning permission dated 15 September 2025 (RN: 25/01923/FULL) for, 'Use of part ground (i.e. current garaging at the front northern part) as restaurant floorspace (Class E), alterations to the facade at ground floor level including new shopfront, replacement windows, doors and skylights, installation of plant at rear first floor level and at roof level, and installation of full-height extract ducts to rear elevation of No. 35 Soho Square and to the rear elevation of 13 Dean Street' [SITE INCLUDES 35 SOHO SQUARE]; NAMELY, to allow revised location of smoki (smoke abatement and scrubbing systems) flue duct and acoustic enclosure associated with the commercial kitchen; inclusion of 2x catering condensers on the roof (Dean Street East Elevation); and revised operational hours of plant/machinery to align with the operating hours of the restaurant unit. (Application under Section 73 of the Act).

  Granted Full applications Windows or glazing 15 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