46 Mortimer Street London W1W 7RL

1. 12 Jun 2008

   Received by Westminster

2. 26 Jun 2008

   Validated

   Checked as complete and ready for consideration.

3. 8 Aug 2008

   Decision issued: Application Permitted

4. 29 Jul 2026

   Added to PlanIndex

Westminster granted permission on 8 August 2008, 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.

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.

• 67 Mortimer Street London W1W 7SE

  25/05691/FULL Submitted 13 Aug 2025 50 yards away

  Installation of public art on the flank wall of number 67 Mortimer Street.

  Granted Full applications 19 docs

• Basement And Ground Floor 42 - 44 Great Titchfield Street London W1W 7PY

  26/03889/ADV Submitted 15 Jun 2026 50 yards away

  82% historically approved · decision due ~10 Aug

  Display of non illuminated other sign measuring 1m X 3.265m, 1m X 3.265m, 0.1m X 0.3m and internally illuminated projecting sign measuring 0.54m X 0.55m

  Awaiting decision Advertising 11 docs

• Basement And Ground Floor 42 - 44 Great Titchfield Street London W1W 7PY

  26/03888/FULL Submitted 15 Jun 2026 50 yards away

  88% historically approved · decision due ~27 Oct

  Minor alterations to the ground floor frontage of 42 - 44 Great Titchfield Street associated with the introduction of a new food and beverage (F&B) occupier. The works are limited to the front elevation and include repainting of the existing frontage from black to cream, installation of two branded entrance canopies over the glazed openings, branding/manifestation to the entrance door, installation of one wall-mounted framed A4 display menu, and one internally illuminated projecting flag sign.

  Awaiting decision Full applications Windows or glazing 11 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

• 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