Flat 3 82 New Cavendish Street London W1G 9TA

This site has had 4 applications since 2026.

• 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)

  Submitted 3 Nov 2026 Full applications
• 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)

  Submitted 3 Nov 2026 Heritage and listed buildings
• 26/06093/ADLBC Decided

  Flat 3 82 New Cavendish Street London W1G 9TA

  Detailed drawings of all new window linings/shutters drawn at 1:10 with full size moulding sections and all new chimneypieces drawn at 1:10 pursuant to condition 3 of listed building dated 23rd July 2026 (RN:26/02861/LBC)

  Submitted 7 Sep 2026

1. 30 Apr 2026

   Received by Westminster

2. 11 May 2026

   Validated

   Checked as complete and ready for consideration.

3. 21 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 6 July 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.

1 later application on the register refers to this one:

• 26/06093/ADLBC Decided

  Flat 3 82 New Cavendish Street London W1G 9TA

  Detailed drawings of all new window linings/shutters drawn at 1:10 with full size moulding sections and all new chimneypieces drawn at 1:10 pursuant to condition 3 of listed building dated 23rd July 2026 (RN:26/02861/LBC)

  Submitted 7 Sep 2026

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided heritage and listed building applications in a median of 119 days. More in our guide to how long planning decisions take.

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.

• Flat 3 82 New Cavendish Street London W1G 9TA

  26/07472/FULL Submitted 3 Nov 2026 50 yards away

  88% historically approved · decision due ~31 Dec

  Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07473/LBC)

  Awaiting decision Full applications Windows or glazing

• Flat 3 82 New Cavendish Street London W1G 9TA

  26/07473/LBC Submitted 3 Nov 2026 50 yards away

  90% historically approved · decision due ~31 Dec

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

  Awaiting decision Heritage and listed buildings Windows or glazing

• Flat 3 82 New Cavendish Street London W1G 9TA

  26/06093/ADLBC Submitted 7 Sep 2026 50 yards away

  89% historically approved · decision due ~11 Nov

  Detailed drawings of all new window linings/shutters drawn at 1:10 with full size moulding sections and all new chimneypieces drawn at 1:10 pursuant to condition 3 of listed building dated 23rd July 2026 (RN:26/02861/LBC)

  Decided Windows or glazing

• 21 Duchess Mews London W1G 9DY

  07/08053/LBC Submitted 13 Sep 2007 50 yards away

  Internal alterations to the kitchen, ground floor WC and first floor bathroom.

  Granted Heritage and listed buildings 12 docs

• 2 Mansfield Street London W1G 9NZ

  26/05715/LBC Submitted 20 Aug 2026 50 yards away

  90% historically approved · decision due ~15 Oct

  Installation of full fibre cables on and through the building.

  Awaiting decision Heritage and listed buildings

• 2 Mansfield Street London W1G 9NZ

  26/05036/LBC Submitted 27 Jul 2026 50 yards away

  90% historically approved · decision due ~21 Sep

  Installation of external air conditioning condenser unit at main roof level, associated external pipework and associated internal modifications (Flat 41).

  Decided Heritage and listed buildings 1 doc

• 26/07529/LBC Awaiting decision

  69 Eaton Place London SW1X 8DF

  Installation of new water supply works at the rear courtyard. (Linke 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