25 South Audley Street London W1K 2PB

1. 26 Oct 2026

   Received by Westminster

2. 29 Oct 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 21 December 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 88 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 full applications in a median of 119 days. More in our guide to how long planning decisions take.

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.

• Mayfair Library 25 South Audley Street London W1K 2PB

  06/06244/COADV Submitted 4 Aug 2006 50 yards away

  Display of building identification banner for a temporary period of five years.

  Granted Advertising 8 docs

• Basement And Ground Floor 90 Mount Street London W1K 2ST

  22/04929/LBC Submitted 21 Jul 2022 50 yards away

  Internal alterations including removal WC, installation of shower unit, relocations of wash basin and replacement of existing modern finishes for new modern finishes to match existing.

  Granted Heritage and listed buildings 11 docs

• 94A Mount Street London W1S 3DU

  25/07929/ADV Submitted 31 Oct 2025 50 yards away

  Display of externally non-illuminated projecting sign measuring 0.6m x 0.9m

  Decided Advertising 15 docs

• South Audley Street London

  25/05335/ADV Submitted 30 Jul 2025 50 yards away

  Display of Christmas lights consisting of five white light nets hung across the street measuring 8m x 2m for a temporary period.

  Granted Advertising 14 docs

• 94A Mount Street London W1S 3DU

  25/07930/FULL Submitted 31 Oct 2025 50 yards away

  88% historically approved · decision due ~26 Dec

  Installation of a single, non-illuminated, external projecting hanging sign frame on the external ground floor to shopfront. (Linked to 25/07931/LBC)

  Awaiting decision Full applications Windows or glazing 16 docs

• 94A Mount Street London W1S 3DU

  25/07931/LBC Submitted 31 Oct 2025 50 yards away

  Installation of a non-illuminated projecting hanging sign

  Granted Heritage and listed buildings 20 docs

• 26/05689/FULL Decided

  Flat 1 12 Bristol Gardens London W9 2JG

  Demolition of an existing conservatory at the rear at lower ground level and erection of single storey rear extension.

  Received 19 Aug, published by the council 14 Sep 2026 Full applications
• 26/07315/FULL Awaiting decision

  30 Inverness Terrace London W2 3JA

  Relocation of air conditioning units throughout to the lower ground floor lightwells within aluminium enclosure; replacement of all pipes with cast iron pipes; alteration to balconies including replacement of UPVC door with original door arrangement and replacement railing; reopening of previously infilled windows; replacement marble tiles at hallway of No.32 with Victorian floor tiles; replacement of all doors facing the communal staircase with the correct period style doors; removal of red clay tile leanto roof at first floor rear and the roof made good; removal of link bridges to the rear of the second floor and the rear of the third floor; and reopening of previously infilled windows to the stairs lobby at ground, first and second floor to No.30. (Linked with 26/07316/LBC)

  Received 26 Oct, published by the council 27 Oct 2026 Full applications
• 26/05708/FULL Decided

  Flat 23 Imperial Court 55 - 56 Prince Albert Road London NW8 7PT

  Replacement of existing windows and louvres.

  Received 20 Aug, published by the council 18 Sep 2026 Full applications
• 26/07300/FULL Awaiting decision

  3 St James's Close Prince Albert Road London NW8 7LG

  Installation of new aluminium windows; new aluminium glazed doors; alterations to existing window and door openings where required; and associated external works necessary to facilitate the improvements.

  Received 26 Oct, published by the council 29 Oct 2026 Full applications
• 26/07303/FULL Awaiting decision

  Basement To First Floor 13 - 14 Thayer Street London W1U 3JR

  Alterations to the front facade comprising repainting, replacement of the existing tiled decking with timber decking, and replacement of three wall-mounted lamps. (Linked with 26/07304/ADV)

  Received 26 Oct, published by the council 29 Oct 2026 Full applications