20 Conduit Place London W2 1HS

This site has had 3 applications since 2026.

• 26/06584/AD7 Awaiting decision

  20 Conduit Place London W2 1HS

  Display for a temporary period of six months of a non-illuminated estate agent board located on the face of the building at first floor level measuring 1.2m x 0.9m.

  Submitted 25 Sep 2026
• 26/06272/FULL Awaiting decision

  20 Conduit Place London W2 1HS

  Formation of a roof terrace on the third-floor external flat roof for office use, including the creation of a new opening in the side-facing external wall to provide access from the third-floor office, installation of black metal railings around the roof perimeter, and installation of a raised composite decking surface.

  Submitted 14 Sep 2026 Full applications

1. 22 May 2026

   Received by Westminster

2. 15 Jun 2026

   Validated

   Checked as complete and ready for consideration.

3. 21 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 10 August 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 91 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.

• 6 London Street London W2 1HL

  26/00137/FULL Submitted 12 Jan 2026 50 yards away

  Erection of a rear dormer extension, with the enlargement of two of the existing rear windows and associated works

  Granted Full applications Extension Loft or dormer +1 22 docs

• Basement And Ground Floor 15 London Street London W2 1HL

  26/07164/ADV Submitted 20 Oct 2026 50 yards away

  82% historically approved · decision due ~22 Dec

  Display of an externally illuminated sign light measuring 5.8m X 0.058m (Retrospective)

  Awaiting decision Advertising 13 docs

• 21 Conduit Place London W2 1HS

  26/02208/ADV Submitted 1 Apr 2026 50 yards away

  82% historically approved · decision due ~9 Jun

  Display of one externally illuminated projecting sign measuring 0.6m x 0.6m.

  Awaiting decision Advertising 9 docs

• 27 London Street London W2 1HH

  24/07646/FULL Submitted 1 Nov 2024 50 yards away

  Variation of condition 6 and 8 of planning permission dated 12th November 2020 (RN: 20/04599/FULL) for the Use of 161 Praed Street as restaurant/hot food takeaway (Sui Generis) in connection with 27-28 London Street, alterations and reconfiguration of the shopfront, and the installation of new plant deck. (Option 4). Namely, to enable the restaurant to trade until 2 am, seven days a week.

  Decided Full applications Windows or glazing

• 175 Praed Street London W2 1RH

  25/05152/LBC Submitted 24 Jul 2025 50 yards away

  Amalgamation of 7 commercial units to create 4 new commercial units located across basement, ground and upper floors above the station ticket hall; plant, replacement of all shopfronts, first floor windows and rooflights; external frontage restoration and refurbishment of the existing station canopy; and provision of new replica station clock and decorative urns and renewal of all roof finishes including provision of new slate tile and lead roofing to pitch roof areas. (No's 175-185 Praed Street).

  Granted Heritage and listed buildings Loft or dormer Windows or glazing 47 docs

• 175 Praed Street London W2 1RH

  25/05151/FULL Submitted 24 Jul 2025 50 yards away

  Amalgamation of 7 commercial units to create 4 new commercial units located across basement, ground and upper floors above the station ticket hall; plant, replacement of all shopfronts, first floor windows and rooflights; external frontage restoration and refurbishment of the existing station canopy; and provision of new replica station clock and decorative urns and renewal of all roof finishes including provision of new slate tile and lead roofing to pitch roof areas. (No's 175-185 Praed Street). (Linked with 25/05152/LBC)

  Granted Full applications Loft or dormer Windows or glazing 53 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