40 Upper Montagu Street London W1H 1RP

1. 23 Sep 2009

   Received by Westminster

2. 28 Oct 2009

   Validated

   Checked as complete and ready for consideration.

3. 16 Dec 2009

   Decision issued: Application Permitted

4. 14 Sep 2026

   Added to PlanIndex

Westminster granted permission on 16 December 2009, 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.

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.

• 26 Upper Montagu Street London W1H 1RP

  26/06957/FULL Submitted 12 Oct 2026 50 yards away

  88% historically approved · decision due ~10 Dec

  Installation of condenser unit at roof level.

  Awaiting decision Full applications

• 45 York Street London W1H 1PW

  25/09312/LBC Submitted 23 Dec 2025 50 yards away

  Installation of cavity membrane system to the walls and soffit of the vault.

  Granted Heritage and listed buildings 12 docs

• 26 Upper Montagu Street London W1H 1RP

  26/03214/FULL Submitted 15 May 2026 50 yards away

  88% historically approved · decision due ~10 Jul

  Erection of a one and a half storey rear extension tp enlarge HMO, installation of replacement windows and installation of balcony railings.

  Awaiting decision Full applications Extension Windows or glazing 12 docs

• 26 Upper Montagu Street London W1H 1RP

  25/08746/FULL Submitted 1 Dec 2025 50 yards away

  88% historically approved · decision due ~26 Jan

  Erection of a two storey rear extension and internal reconfiguration of HMO.

  Awaiting decision Full applications Extension 18 docs

• 5 - 7 Durweston Street London W1H 1PH

  07/03448/ADFULL Submitted 19 Apr 2007 50 yards away

  Details of waste and recyclable store pursuant to Condition 4 of planning permission dated 6 October 1006 (RN: 06/04302).

  Refused Full applications 3 docs

• 5 - 7 Durweston Street London W1H 1PH

  07/05759/ADFULL Submitted 2 Jul 2007 50 yards away

  Details of waste storage pursuant to Condition 4 of planning permission dated 6 October 2006 (RN: 06/04302).

  Granted Full applications 2 docs

• 26/07529/LBC Awaiting decision

  69 Eaton Place London SW1X 8DF

  Installation of new cast iron water supply pipe on rear courtyard elevation. (Linked with 26/07528/FULL)

  Received 5 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
• 26/07509/LBC 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 26/07508/FULL)

  Received 4 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
• 26/07473/LBC Awaiting decision

  Flat 3 82 New Cavendish Street London W1G 9TA

  Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07472/FULL)

  Received 3 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
• 26/07471/LBC Awaiting decision

  12 Queen Anne's Gate London SW1H 9AA

  Excavation of single-storey basement, internal reconfiguration and installation of modern services. (Linked with 26/07470/FULL)

  Received 3 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
• 26/07461/LBC Awaiting decision

  1 Savile Row London W1S 3JR

  Minor internal works comprising redecoration and upgrades to lighting, flooring and bathroom and kitchen facilities, together with external works including new lighting and signage.

  Received 3 Nov, published by the council 5 Nov 2026 Heritage and listed buildings