First Floor 50 Lisson Street London NW1 5DF

1. 19 Mar 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. 3 Nov 2026

   Status changed to Decided

   Previously Pending.

Westminster has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. 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.

• Basement Front And Ground Floor Front 54 Lisson Street London NW1 5DF

  26/03881/FULL Submitted 12 Jun 2026 50 yards away

  88% historically approved · decision due ~7 Aug

  Use of the lower ground and ground floor as a residential unit (Class C3)

  Decided Full applications

• 82 Bell Street London NW1 6SP

  25/02591/FULL Submitted 14 Apr 2025 50 yards away

  Retention of alterations to the front lightwell stairs, front lightwell gate at street level, internal remodelling to basement level and repositioning of entrance door to basement level.

  Decided Full applications

• Basement To First Floor Rear 63 Lisson Street London NW1 5DA

  26/04888/ADFULL Submitted 21 Jul 2026 50 yards away

  89% historically approved · decision due ~15 Sep

  Detailed drawings showing the details of the lower ground floor doors, details of section drawings of the new front windows at scale 1:10, details in writing appropriate arrangements to secure measures to mitigate the potential increased demand for on-street residents car parking in the vicinity of the site, details of how waste is to be stored on site and how materials for recycling will be stored separately, detailed drawings and specifications of screening to courtyard at ground floor level and details of detailed site investigation pursuant to condition 4, 5, 8, 10, 12 & 13 of planning permission dated 31st July 2025 (RN:25/03614/FULL)

  Awaiting decision Windows or glazing

• Basement And Ground Floor 67-69 Bell Street London NW1 6SX

  20/00153/ADFULL Submitted 10 Jan 2020 50 yards away

  Details of all new doors and windows and railings to the lightwells to the front elevation pursuant to planning permission dated 29th May 2019 (RN:18/10729).

  Refused Full applications Windows or glazing 20 docs

• 67 - 69 Bell Street London NW1 6SX

  13/03561/ADV Submitted 19 Apr 2013 50 yards away

  Display of 1 x internally illuminated hanging sign (retrospective application).

  Refused Advertising 5 docs

• 71 Bell Street London NW1 6SX

  05/04854/FULL Submitted 20 Jun 2005 50 yards away

  Use of ground floor as a self-contained one bed flat.

  Refused Full applications 6 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