56 - 58 Conduit Street London W1S 2YZ

1. 28 Nov 2006

   Received by Westminster

2. 7 Feb 2007

   Validated

   Checked as complete and ready for consideration.

3. 26 Mar 2007

   Decision issued: Application Permitted

4. 20 Aug 2026

   Added to PlanIndex

Westminster granted permission on 26 March 2007, 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.

• 56 - 60 Conduit Street London W1S 2YZ

  26/04899/ADFULL Submitted 22 Jul 2026 50 yards away

  89% historically approved · decision due ~16 Sep

  Detailed site investigation to find out if the building or land are contaminated with dangerous material providing a desktop study, site investigation and remediation strategy; pursuant to condition 24 (Parts 1-3) of planning permission dated 12th June 2026 (24/05801/FULL)

  Awaiting decision

• Lampost Outside 58 - 59 Conduit Street London W1S 2YZ

  07/00227/TELCOM Submitted 4 Jan 2007 50 yards away

  Erection of telecommunication equipment to lampost.

  Decided Telecoms 3 docs

• Basement And Ground Floor 14 - 15 Conduit Street London W1S 2XJ

  26/06661/FULL Submitted 29 Sep 2026 50 yards away

  88% historically approved · decision due ~24 Nov

  Alterations to Mill Street entrance and shopfront redecoration.

  Awaiting decision Full applications Windows or glazing

• 23 Savile Row London W1S 2ET

  22/03508/FULL Submitted 26 May 2022 50 yards away

  Erection of replacement canopy, and alterations to office entrance facade.

  Granted Full applications 17 docs

• Basement And Ground Floor 7 - 8 Conduit Street London W1S 2XF

  26/06042/ADV Submitted 3 Sep 2026 50 yards away

  82% historically approved · decision due ~29 Oct

  Display of non illuminated hanging sign measuring 0.9m X 0.7m, and non illuminated fascia sign measuring 2m X 0.3m

  Decided Advertising

• 4 Conduit Street London W1S 2XE

  26/03851/ADV Submitted 11 Jun 2026 50 yards away

  82% historically approved · decision due ~6 Aug

  Display of illuminated fascia sign measuring 2.24m x 0.135m and projecting sign measuring 0.6m x 0.645m.

  Awaiting decision Advertising

• 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
• 26/05984/FULL Decided

  41 Sutherland Street London SW1V 4JX

  Replacement of front, side and rear windows with double glazed timber framed sash windows and replacement of a door with a double glazed timber framed door.

  Received 2 Sep, published by the council 11 Sep 2026 Full applications
• 26/07229/FULL Awaiting decision

  5 D'arblay Street London W1F 8DL

  Alterations to the existing fixed windows to form two openable sash windows. (Linked with 26/07230/ADV)

  Received 22 Oct, published by the council 26 Oct 2026 Full applications
• 26/07240/FULL Awaiting decision

  50 Queen's Grove London NW8 6EN

  Erection of single storey rear extension at ground floor level, excavation of basement under conservatory with associated lightwells.

  Received 22 Oct, published by the council 27 Oct 2026 Full applications