Flat 3 82 New Cavendish Street London W1G 9TA

This site has had 4 applications since 2026.

• 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
• 26/02861/LBC Awaiting decision

  Flat 3 82 New Cavendish Street London W1G 9TA

  Various internal alterations including removal and reconfiguration of partitions; rationalisation of bathroom and WC arrangements; reinstatement of previously obscured window opening; introduction of new joinery and kitchen fittings associated internal refurbishment works.

  Submitted 30 Apr 2026 Heritage and listed buildings

1. 3 Nov 2026

   Received by Westminster

2. 5 Nov 2026

   Validated

   Checked as complete and ready for consideration.

3. 6 Nov 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 31 December 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:

• 26/07473/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

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.

• 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

• Flat 3 82 New Cavendish Street London W1G 9TA

  26/02861/LBC Submitted 30 Apr 2026 50 yards away

  90% historically approved · decision due ~6 Jul

  Various internal alterations including removal and reconfiguration of partitions; rationalisation of bathroom and WC arrangements; reinstatement of previously obscured window opening; introduction of new joinery and kitchen fittings associated internal refurbishment works.

  Awaiting decision Heritage and listed buildings Windows or glazing 11 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

• 2 Mansfield Street London W1G 9NZ

  26/05035/FULL Submitted 27 Jul 2026 50 yards away

  88% historically approved · decision due ~21 Sep

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

  Decided Full applications 10 docs

• 26/07528/FULL Awaiting decision

  69 Eaton Place London SW1X 8DF

  Installation of new water supply works at the rear courtyard. (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 associated with Three Internal AC Units.

  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
• 26/07470/FULL Awaiting decision

  12 Queen Anne's Gate London SW1H 9AA

  Excavation of single-storey basement (Linked with 26/07471/LBC).

  Received 3 Nov, published by the council 5 Nov 2026 Full applications