3 Marylebone High Street London W1U 4NG

1. 23 Jan 2026

   Received by Westminster

2. 29 Apr 2026

   Decision issued: Application Permitted

3. 21 Jul 2026

   Added to PlanIndex

Westminster granted permission on 29 April 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.

• 1 Marylebone High Street London W1U 4DL

  25/06757/ADFULL Submitted 19 Sep 2025 50 yards away

  Detailed samples of the cladding for the rooftop pavilion pursuant to condition 4 of planning permission dated 18th June 2025 (RN: 24/08179).

  Granted Full applications 8 docs

• 1 Marylebone High Street London W1U 4DL

  25/05396/ADFULL Submitted 1 Aug 2025 50 yards away

  Details of shopfront, new windows, new glazed entrance door, refuse & recycling storage, all flood resilient and resistant measures, elevation and floor plans showing privacy measures to prevent occupants of the terrace overlooking the roof terrace, pre-demolition audit and secure cycle storage for the ground floor retail units (two spaces) pursuant to conditions 8, 11, 15, 17, 20 and 21 of planning permission dated 18th June 2025 (RN:24/08179).

  Granted Full applications Demolition Windows or glazing 24 docs

• 1 Marylebone High Street London W1U 4DL

  26/05334/FULL Submitted 6 Aug 2026 50 yards away

  87% historically approved · decision due ~1 Oct

  Removal of existing Luxcrete panelled pavement and replacement with York stone paving slabs outside 1 Marylebone High Street; and addition of textured porcelain tiles to office entrance step.

  Awaiting decision Full applications

• 2 New Cavendish Street London W1G 8UG

  11/06779/ADFULL Submitted 14 Jul 2011 50 yards away

  Approval of details pursuant to Condition 8 of planning permission dated 10 May 2011 (RN:10/08940) namely a supplementary acoustic report.

  Refused Full applications 5 docs

• 1 Marylebone High Street London W1U 4DL

  26/00431/NMA Submitted 26 Jan 2026 50 yards away

  93% historically approved · decision due ~25 May

  Amendments to planning permission dated 18 June 2025 (RN: 24/08179/FULL) for the: Rear extension to existing building, formation of new roof terrace including rooftop pavilion, new external plant, replacement of existing windows with double glazing and minor alterations to building facade including new entrance. Namely, to allow the removal of existing entrance step with a ramp; removal of existing smoke vents and pavement lights with concrete to match existing; and changes in window arrangement on rear and north elevation of the building.

  Awaiting decision Amendments Extension Roofing +1 18 docs

• 6 New Cavendish Street London W1G 8UH

  05/04397/AD7 Submitted 3 Jun 2005 50 yards away

  Display for a temporary period of six months of a non-illuminated 'to let'' board measuring 0.6m x 0.45m attached to the railings in front of the building at a height measuring 2m from street level to the top of the board.

  Granted Advertising 2 docs

• 26/06444/ADV Awaiting decision

  107 Long Acre London WC2E 9NT

  Display of an internally illuminated (backlit letters only) projecting sign measuring 0.60m x 0.77m on the Neal Street elevation. [Split decision].

  21 Sep 2026 Advertising
• 26/06296/ADV Awaiting decision

  15 Warwick Way London SW1V 1QT

  Display of Individual soft halo externally illuminated individual brass letters on fascia. Display of externally illuminated hanging sign measuring 40mm x 40mm, including Gilded vinyl decal.

  Received 15 Sep, published by the council 17 Sep 2026 Advertising
• 26/06070/ADV Granted

  36 Shepherd Market London W1J 7QR

  Display of non-illuminated screen-printed signage to the fabric and valance of retractable canvas awning.

  Received 7 Sep, published by the council 11 Sep 2026 Advertising
• 26/06304/ADV Awaiting decision

  10 Piccadilly London W1J 0DD

  Display of an externally illuminated advertising area measuring 7.4m x 10.1m and a 1:1 printed image of the building for a temporary period of 15 months.

  Received 15 Sep, published by the council 22 Sep 2026 Advertising
• 26/05573/ADV Decided

  1 The Piazza Covent Garden London WC2E 8HB

  Display of two platforms measuring 13.6m x 3.6m x 2.263m and 14.61m x 3.6m x 2.263m each featuring three internally illuminated sculptures for a temporary period from 16 October 2026 to 6 January 2027.

  Received 17 Aug, published by the council 22 Aug 2026 Advertising