12 Manchester Square London W1U 3PP

1. 7 Nov 2025

   Received by Westminster

2. 13 Feb 2026

   Decision issued: Application Permitted

3. 20 Jul 2026

   Added to PlanIndex

Westminster granted permission on 13 February 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. 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.

• 13 Manchester Square London W1U 3PP

  26/04759/LBC Submitted 16 Jul 2026 50 yards away

  90% historically approved · decision due ~10 Sep

  Removal and replacement of the existing front entrance door with a like for like door fitted with the existing ironmongery.

  Decided Heritage and listed buildings

• 11 Seymour Mews London W1H 6BE

  06/00799/CAC Submitted 2 Feb 2006 50 yards away

  Substantial demolition behind retained facades.

  Granted Heritage and listed buildings Demolition 3 docs

• 11 Seymour Mews London W1H 6BE

  06/00798/FULL Submitted 2 Feb 2006 50 yards away

  i) External alterations in connection with use of No. 11 as a 2x bedroom house.ii) Demolition behind retained facade of Nos. 15 and 16 to be used for office purposes. (Part of a use swap with 18 and 20 Seymour Place)

  Granted Full applications Demolition 17 docs

• 6 Seymour Mews London W1H 6BE

  25/04662/ADFULL Submitted 7 Jul 2025 50 yards away

  Details of Code of Construction Practice pursuant to Condition 3 of planning permission dated 05 September 2024 (RN24/02777/FULL)

  Granted Full applications 9 docs

• 11 Seymour Mews London W1H 6BE

  05/09325/CAC Submitted 15 Nov 2005 50 yards away

  Demolition of internal partitions, internal staircases in No. 11 and internal party wall of Nos. 15 and 16. Removal of internal fabric to create large open plan area for Nos. 15-16. Refurbishment of roof structure to Nos. 15 and 16.

  Withdrawn Heritage and listed buildings Demolition 4 docs

• 11 Seymour Mews London W1H 6BE

  05/08944/FULL Submitted 2 Nov 2005 50 yards away

  External alterations to 11, 15 and 16 Seymour Mews to provide residential (1x2 bed maisonette) and office (Class B1) accommodation.

  Withdrawn Full applications 15 docs

• 26/07436/ADV Awaiting decision

  Unit 1 123 Bayswater Road London W2 3JH

  Display of externally illuminated fascia sign measuring 0.33m 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
• 26/07392/ADV Awaiting decision

  18 Rupert Street London W1D 6DD

  Display of an internally illuminated fascia sign measuring 0.69m high x 4.83m wide.

  Received 29 Oct, published by the council 3 Nov 2026 Advertising