Ground Floor And Basement 50 Great Portland Street London W1W 7ND

1. 3 Jun 2026

   Received by Westminster

2. 26 Jun 2026

   Validated

   Checked as complete and ready for consideration.

3. 21 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 21 August 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 advertisement consent applications in a median of 66 days. More in our guide to how long planning decisions take.

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.

• 42-48 Great Portland Street London W1W 7LZ

  23/03922/FULL Submitted 12 Jun 2023 50 yards away

  External alterations to the front facade at ground floor including replacement windows, alterations to the doors, installation of external plant and associated equipment on rear rooftop. Installation of 2 external staircase and metal handrail to access plant equipment.

  Granted Full applications Windows or glazing 31 docs

• Development Site At Knighton House 52 - 66 Mortimer Street & 1A Little Titchfield Street & 48 Mortimer Street London W1W 7RR

  07/09083/ADFULL Submitted 18 Oct 2007 50 yards away

  Details of roof plant screens pursuant to Condition 21 of planning permission dated 07 December 2005 (RN: 04/10096).

  Granted Full applications 6 docs

• Development Site At Knighton House 52 - 66 Mortimer Street & 1A Little Titchfield Street & 48 Mortimer Street London W1W 7RR

  06/04104/ADFULL Submitted 26 May 2006 50 yards away

  Details of insulation of flats pursuant to Condition 17 of planning permission dated 7 December 2005 (RN 04/10096).

  Refused Full applications New dwelling 3 docs

• Development Site At Knighton House 52 - 66 Mortimer Street & 1A Little Titchfield Street & 48 Mortimer Street London W1W 7RR

  06/03157/ADFULL Submitted 26 Apr 2006 50 yards away

  Details of concerning fire safety and means of escape pursuant to Condition 18 of planning permission dated 07 December 2005 (RN: 04/10096).

  Withdrawn Full applications 3 docs

• Development Site At Knighton House 52 - 66 Mortimer Street & 1A Little Titchfield Street & 48 Mortimer Street London W1W 7RR

  07/04298/FULL Submitted 16 May 2007 50 yards away

  Variation of condition 16 of planning permission dated 07 December 2005 (RN: 04/10096), namely to alter the location and layout of the parking, access, loading, unloading and manoeuvring areas.

  Granted Full applications 9 docs

• Development Site At Knighton House 52 - 66 Mortimer Street & 1A Little Titchfield Street & 48 Mortimer Street London W1W 7RR

  07/04308/FULL Submitted 16 May 2007 50 yards away

  Variation of condition 15 of planning permission dated 07 December 2005 (RN: 04/10096), namely to alter the location and layout of bicycle parking provision

  Granted Full applications 9 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