Former Lt Depot Site Chapel Street London NW1 5DH

1. 5 Aug 2025

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 30 September 2025, 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 66 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 91 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.

• Griffith House 280 Old Marylebone Road London NW1 5RJ

  26/03324/TELNOT Submitted 8 May 2026 50 yards away

  Proposed six antennas (top of proposed antennas 26.60m AGL)and fifteen RRHs to be added Proposed two. 300 dishes (C/L 25.30m AGL) and Proposed equipment cabin

  Decided Telecoms 1 doc

• 48 Chapel Street London NW1 5DH

  26/01942/CLEUD Submitted 25 Mar 2026 50 yards away

  86% historically approved · decision due ~20 May

  To confirm the lawful implementation of planning permission dated 7 October 2022 under application referenced 20/06148/FULL for "Demolition of the existing building and erection of a part 3 storey and part 7 storey (plus basement) hotel, public house and retail premise; including excavation of basement, bin and bike storage, rooftop plant, new tree and relocation of two phone boxes (linked to 20/06108/LBC)."

  Awaiting decision Lawful development Demolition Trees 14 docs

• Sentinel House 16 Harcourt Street London W1H 4AD

  07/09566/CLEUD Submitted 2 Nov 2007 50 yards away

  Use of the sixth floor as offices (Class B1).

  Granted Lawful development 4 docs

• Sentinel House 16 Harcourt Street London W1H 4AD

  06/04937/FULL Submitted 22 Jun 2006 50 yards away

  Retention of three air conditioning condenser units and installation of one emergency generator within an existing plant enclosure at sixth floor roof level.

  Granted Full applications 8 docs

• Sentinel House 193 - 197 Old Marylebone Road London W1H 4AD

  07/04848/TPO Submitted 30 May 2007 50 yards away

  1 x London Plane (T1) (Front): Prune back off building 2m clear.

  Granted Trees 1 doc

• Development Site At Former Westcourt House Old Marylebone Road London

  22/01459/ADFULL Submitted 3 Mar 2022 50 yards away

  Details of Delivery and Service Management Plan and Coach and Taxi Management Plan, pursuant to conditions 14 and 26 of planning permission dated 17 December 2019 (Appeal Decision Ref: APP/X5990/W/19/3221726).

  Granted Full applications 8 docs

• 26/06331/FULL Awaiting decision

  31G Nottingham Place London W1U 5LP

  Installation of a condenser within acoustic enclosure and metal railing on the rear flat roof at third-floor level.

  Received 16 Sep, published by the council 23 Sep 2026 Full applications
• 26/06328/FULL Awaiting decision

  Athena Court 2 Finchley Road London NW8 6DP

  Installation of a multifunctional communication Hub including defibrillator outside Athena Court. (Linked with 26/06329/ADV)

  Received 16 Sep, published by the council 23 Sep 2026 Full applications
• 26/06325/FULL Awaiting decision

  29 Norfolk Road London NW8 6AU

  Hard and soft landscaping works; amendment to railings style to rear garden structures (outbuilding and pergola); external lighting; boundary treatment; refuse storage; and photovoltaic panels. (Linked with 26/06326/LBC)

  Received 16 Sep, published by the council 23 Sep 2026 Full applications
• 26/06340/FULL Awaiting decision

  141 Harley Street London W1G 6BQ

  Variation of Condition 1 of planning permission dated 22 December 2026 (RN: 16/05372/FULL) for: Demolition of mews buildings at 28 and 29 Devonshire Mews West and lower ground and ground floor link building at the rear of 141 Harley Street and the erection of new building to include a three storey basement to the rear of the site in connection with the use of the 141 Harley Street and the lower ground and ground floor of 143 Harley Street for Class D1 medical purposes; installation of a new passenger lift to the rear of 141 Harley Street and installation of plant. (Site includes excavation part way under the pavement of Devonshire Mews West and use swap with 126 Harley Street) namely, to allow creation of party wall openings at basement, ground and first floors; insertion of a platform lift within No. 143 from basement to first floors; partial infilling of the rear basement area; and other minor adjustments to plan form. (Linked with 26/06290/LBC)

  Received 16 Sep, published by the council 23 Sep 2026 Full applications
• 26/06341/FULL Awaiting decision

  141 Harley Street London W1G 6BQ

  Installation of new sesame lift into existing front entrance steps. (Linked with 26/06342/LBC)

  Received 16 Sep, published by the council 23 Sep 2026 Full applications