46 Mount Street London W1K 2SA

1. 14 May 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 9 July 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 65 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 heritage and listed building applications in a median of 94 days. More in our guide to how long planning decisions take.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• 48 Mount Street London W1K 2SB

  25/09157/LBC Submitted 18 Dec 2025 50 yards away

  Installation of two CCTV cameras to front porch and to lower ground floor lightwell.

  Granted Heritage and listed buildings Extension 13 docs
  Small domestic

• 6 Reeves Mews London W1K 2EE

  11/00317/FULL Submitted 12 Jan 2011 50 yards away

  Demolition of the rear single storey building and store; creation of a new basement level; construction of a new rear extension at ground floor level with openable rooflights; lowering of cill heights to two front windows and formation of an entrance to Reeves Mews in connection with the existing office use (Class B1).

  Granted Full applications Extension Loft or dormer +2 10 docs
  Small domestic

• Flat 1 51 Mount Street London W1K 2SB

  26/01200/LBC Submitted 25 Feb 2026 50 yards away

  Installation of fibre cable from an existing fibre box located in the basement to the second floor communications room

  Granted Heritage and listed buildings 12 docs

• 6 Balfour Place London W1K 2AX

  25/07912/P3JPA Submitted 31 Oct 2025 50 yards away

  Notification for Prior Approval for the change of use of the lower ground floor and part of the ground floor from Use Class E to provide 1 residential flat Use Class C3 under the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) Schedule 2, Part 3, Class MA.

  Granted Prior approval 29 docs

• Basement And Ground Floor 49 South Audley Street London W1K 2QD

  26/00620/ADV Submitted 3 Feb 2026 50 yards away

  84% historically approved · decision due ~31 Mar

  Display of one halo illuminated fascia sign measuring 0.91m x 0.75m

  Awaiting decision Advertising 1 doc

• Penthouse Fourth Floor 84 Mount Street London W1K 2SP

  25/09092/FULL Submitted 16 Dec 2025 50 yards away

  Installation of an air conditioning external condenser unit below the roof top stairs.

  Granted Full applications 20 docs

• 26/04878/LBC Decided

  34 Grosvenor Street London W1K 4QU

  Internal works to facilitate the subdivision of 34 Grosvenor Street and 3 Three Kings Yard

  Received 21 Jul, published by the council 1 Aug 2026 Heritage and listed buildings
• 26/04141/LBC Decided

  80E Randolph Avenue London W9 1BG

  Replacement of sashes in two front windows at 2nd floor level and one rear window with slimline double glazed timber sashes. (Linked with 26/04142/FULL)

  Received 23 Jun, published by the council 21 Jul 2026 Heritage and listed buildings
• 26/06288/LBC Awaiting decision

  Barness Court 6 - 8 Westbourne Terrace London W2 3UW

  Installation of a new riser as per GW10 design comprising a single riser with 7 entries and 9 Taylor valves to be installed. (Linked with 26/06287/FULL)

  Received 14 Sep, published by the council 21 Sep 2026 Heritage and listed buildings
• 26/06270/LBC Awaiting decision

  Maisonette Basement And Ground Floor 101 Hereford Road London W2 5BB

  Amalgamation of existing lower ground and ground floor maisonette with the first floor flat to create a single dwelling and associated internal works including creation of a staircase. (Linked with 26/06269/FULL)

  Received 14 Sep, published by the council 21 Sep 2026 Heritage and listed buildings
• 26/06230/LBC Awaiting decision

  10 Bedford Street London WC2E 9HE

  Internal redecoration/refurbishment to the existing Caffe Nero including redecorating throughout, replacing the tiled floor in the customer area, raising the timber floor by 180mm on the left-hand side upon entry to bring interest to the area, for the existing large, boxed window cils on right-hand side upon entry; the one on the far right will be removed to give way for more seating, with the other being adapted to allow for leg space below, and two bespoke decorative chandeliers to be hung in the customer area which will be installed with structural engineer approval.

  Received 11 Sep, published by the council 21 Sep 2026 Heritage and listed buildings