3 Chester Mews London SW1X 7AH

1. 27 Jul 2026

   Received by Westminster

2. 28 Aug 2026

   Validated

   Checked as complete and ready for consideration.

3. 14 Sep 2026

   Added to PlanIndex

4. 23 Sep 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.

Advertisement consent is judged on two things only: amenity and public safety, not competition or other planning considerations. More in our guide to planning application types.

• 9 Chester Mews London SW1X 7AH

  26/03339/FULL Submitted 20 May 2026 50 yards away

  88% historically approved · decision due ~22 Jul

  Excavation of basement in connection with the upgrade and enlargement of commerical space (Use Class E). (Site includes 3-9 Chester Mews)

  Decided Full applications 34 docs

• 3 Wilton Street London SW1X 7AF

  25/08751/LBC Submitted 1 Dec 2025 50 yards away

  Erection of a mansard roof extension and internal alterations to third floor level.

  Refused Heritage and listed buildings Extension Loft or dormer 15 docs

• 3 Wilton Street London SW1X 7AF

  25/08750/FULL Submitted 1 Dec 2025 50 yards away

  Erection of a mansard roof extension.

  Refused Full applications Extension Loft or dormer 20 docs

• 3 Wilton Street London SW1X 7AF

  25/05488/LBC Submitted 5 Aug 2025 50 yards away

  Alterations to basement and ground floors including conversion of lounge to a bedroom and dressing room and other internal alterations.

  Granted Heritage and listed buildings 18 docs

• 3 Wilton Street London SW1X 7AF

  25/06550/FULL Submitted 12 Sep 2025 50 yards away

  Installation of security bars to front windows of basement and ground floors.

  Refused Full applications Windows or glazing 28 docs

• 3 Wilton Street London SW1X 7AF

  25/06551/LBC Submitted 12 Sep 2025 50 yards away

  Installation of security bars to front windows of basement and ground floors.

  Refused Heritage and listed buildings Windows or glazing 21 docs

• 26/07474/ADV Awaiting decision

  456 - 459 Strand London WC2R 0RG

  Display of non illuminated fascia sign measuring 4.3m X 0.9m, 5.1m X 0.9m, externally illuminated fascia sign 4.5m X 0.9m, externally illuminated projecting sign 0.8m X 0.65m, non illuminated 3mm vinyl measuring 2m X 2.6m, 0.8m X 1.7m and internally illuminated New digital/connected Screen 0.8m X 1.6m

  Received 3 Nov, published by the council 6 Nov 2026 Advertising
• 26/07436/ADV Awaiting decision

  Unit 1 123 Bayswater Road London W2 3JH

  Display of 2 x externally illuminated fascias signs each measuring 0.335m x 1.00m.

  Received 2 Nov, published by the council 5 Nov 2026 Advertising
• 26/07441/ADV Awaiting decision

  2 Charing Cross Road London WC2H 0HH

  Display of externally illuminated hanging sign measuring 10.34m X 2.9m and externally illuminated festoon lights cable measuring 0.04m X 7.5m

  Received 2 Nov, published by the council 5 Nov 2026 Advertising
• 26/07429/ADV Awaiting decision

  24 - 25 Mount Street London W1K 2RR

  Display of Christmas decorations to the front facade at ground floor level for a temporary period from 18 December 2026 to 9 January 2027.

  Received 2 Nov, published by the council 4 Nov 2026 Advertising
• 26/07439/ADV Awaiting decision

  5 - 6 Leicester Square London WC2H 7NA

  Display of internally illuminated fascia sign measuring 3.25m X 1.132m and 14.5m X 1.132m

  Received 2 Nov, published by the council 5 Nov 2026 Advertising