47 Chester Square London SW1W 9EA

This site has had 20 applications since 2025: 4 approved, 0 refused.

• 26/06654/ADFULL Decided

  47 Chester Square London SW1W 9EA

  Details of sample panel of brickwork pursuant to Condition 15 of planning permission dated 11 June 2026 (RN: 25/08223/FULL)

  Submitted 29 Sep 2026
• 26/06625/ADLBC Decided

  47 Chester Square London SW1W 9EA

  Details of a sample panel of brickwork for each area of work i.e. mews/rear extension etc pursuant to condition 7 of listed building dated 11th June 2026 (RN:25/08226/LBC)

  Submitted 28 Sep 2026
• 26/05757/LBC Decided

  47 Chester Square London SW1W 9EA

  Investigation of dampness and damp-proofing / waterproofing works to the lower ground floor.

  Submitted 21 Aug 2026 Heritage and listed buildings
• 26/05730/ADFULL Decided

  47 Chester Square London SW1W 9EA

  Detailed drawings and a bio-diversity management plan in relation to the green roof, pursuant to condition 13 of planning permission dated 11th June 2026 (25/08223/FULL)

  Submitted 21 Aug 2026
• 26/05370/ADFULL Decided

  47 Chester Square London SW1W 9EA

  Details of facing materials pursuant to condition 4 of planning permission dated 02 June 2026 (RN: 25/08223/FULL)

  Submitted 7 Aug 2026
• 26/05365/ADLBC Decided

  47 Chester Square London SW1W 9EA

  Details of facing materials pursuant to condition 3 of listed building consent dated 02 June 2026 (RN: 25/08226/LBC)

  Submitted 7 Aug 2026
• 26/04756/LBC Awaiting decision

  47 Chester Square London SW1W 9EA

  Rebuilding of the rear of the top floor mansard roof to the main house, with dormer windows, and new monopitch rooflight to the stairwell below; removal of awning to the closet wing and parapet raised by four brick courses to match existing height, with Portland Stone coping added; re-route downpipes to rear elevation of main house; amended detailed design of glazed link; enlarge front door to Ebury Mews entrance; addition of flues above roof to the mews house; strengthening to existing floor joists where required within main house; improvements to building services. (Linked with 26/04763/NMA)

  Submitted 16 Jul 2026 Heritage and listed buildings
• 26/04763/NMA Awaiting decision

  47 Chester Square London SW1W 9EA

  Amendments to planning permission dated 11 June 2026 (25/08223/FULL) for: demolition of No 47 Ebury Mews and the erection of a two-storey replacement mews building with new basement level. Alterations and refurbishment to No. 47 Chester Square including demolition of modern rear additions, reinstatement of lower ground floor lightwell to the rear and extension of existing lower ground floor. Construction of ground floor link from 47 Chester Square to 47 Ebury Mews, consolidation of amenity courtyard at ground floor level, other internal and external works of refurbishment to 47 Chester Square namely, to allow alterations to link structure between the main house and mews design, and the rear roof profile to the main house. (Linked with 26/04756/LBC)

  Submitted 16 Jul 2026 Amendments
• 26/04685/ADFULL Decided

  47 Chester Square London SW1W 9EA

  Details of the front entrance to be simplified to reflect a more traditional modest mews style and the existing entrance pursuant to condition 16 of planning permission dated 11 June 2026 (RN: 25/08223/FULL).

  Submitted 14 Jul 2026
• 26/04684/ADFULL Decided

  47 Chester Square London SW1W 9EA

  Details of an updated site waste management plan Condition 5b of planning permission dated 11 June 2026 (RN: 25/08223/FULL).

  Submitted 14 Jul 2026

1. 17 Nov 2025

   Received by Westminster

2. 16 Feb 2026

   Decision issued: Application Permitted

3. 20 Jul 2026

   Added to PlanIndex

Westminster granted permission on 16 February 2026, 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.

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.

• 46 Chester Square London SW1W 9EA

  25/05498/FULL Submitted 1 Aug 2025 50 yards away

  Erection of rear first floor orangery extension. (Linked RN: 25/05499/LBC)

  Withdrawn Full applications Extension 22 docs

• 46 Chester Square London SW1W 9EA

  25/05497/LBC Submitted 1 Aug 2025 50 yards away

  90% historically approved · decision due ~26 Sep

  Internal and external alterations including refurbishment; replacement of ornamental scheme throughout; installation of new windows; erection of rebuilt extension at rear ground floor level between main house and the mews; erection of rear first floor level rebuilt balcony; lightwell extension; partial demolition and rebuilding of the mews building with evacuation of basement extension and roof level plant equipment. (Linked RN: 25/05494/FULL)

  Awaiting decision Heritage and listed buildings Extension Demolition +1 39 docs

• 46 Chester Square London SW1W 9EA

  25/05494/FULL Submitted 1 Aug 2025 50 yards away

  External alterations including installation of new windows; erection of rebuilt extension at rear ground floor level between main house and the mews; erection of rear first floor level rebuilt balcony; lightwell extension, partial demolition and rebuilding of the mews building with excavation of basement extension and roof level plant equipment. (Linked RN: 25/05497/LBC)

  Decided Full applications Extension Demolition +1 50 docs

• 46 Chester Square London SW1W 9EA

  25/05499/LBC Submitted 1 Aug 2025 50 yards away

  Erection of rear first floor orangery extension. (Linked RN: 25/05498/FULL)

  Withdrawn Heritage and listed buildings Extension 18 docs

• 47 Chester Square London SW1W 9EA

  25/08223/FULL Submitted 11 Nov 2025 50 yards away

  Variation of Condition 1 of planning permission dated 10th September 2025 (RN:24/05375/FULL) for the Demolition of No 47 Ebury Mews and the erection of a two-storey replacement mews building with new basement level. Alterations and refurbishment to No. 47 Chester Square including demolition of modern rear additions, reinstatement of lower ground floor lightwell to the rear and extension of existing lower ground floor. Construction of ground floor link from 47 Chester Square to 47 Ebury Mews, consolidation of amenity courtyard at ground floor level, other internal and external works of refurbishment to 47 Chester Square namely, to allow rebuilding of the rear of the top floor mansard roof to the main house with new dormer windows and new monopitch rooflight to the stairwell below; awning removed to the closet wing; downpipes re-routed to rear elevation of main house; revisions to detailed design of glazed link; front door to Ebury Mews entrance enlarged and addition of flues above roof to the mews house.

  Granted Full applications Extension Loft or dormer +2 54 docs

• 47 Chester Square London SW1W 9EA

  25/08226/LBC Submitted 11 Nov 2025 50 yards away

  Rebuilding of the rear of the top floor mansard roof to the main house with new dormer windows and new monopitch rooflight to the stairwell below; awning removed to the closet wing; downpipes re-routed to rear elevation of main house; revisions to detailed design of glazed link; front door to Ebury Mews entrance enlarged and addition of flues above roof to the mews house.

  Granted Heritage and listed buildings Loft or dormer Windows or glazing 50 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