54 Chester Square London SW1W 9EA

This site has had 6 applications since 2025: 1 approved, 0 refused.

• 26/01509/ADFULL Granted

  54 Chester Square London SW1W 9EA

  Detailed drawings of new infill roof and boundary wall trellis pursuant to Condition 4 of planning permission dated 20th February 2026 (RN: 25/08369/FULL).

  Decided 20 Mar 2026 Full applications
• 26/01612/ADLBC Awaiting decision

  54 Chester Square London SW1W 9EA

  Detailed drawings of new infill roof, boundary wall / trellis pursuant to condition 4 of listed building consent dated 20th February 2026 (RN: 25/08370/LBC). Linked to 26/01509/ADFULL.

  Submitted 9 Mar 2026 Conditions
• 26/01216/FULL Awaiting decision

  54 Chester Square London SW1W 9EA

  Removal of existing front lightwell and roof level air-conditioning units, installation of two new air-conditioning units and acoustic enclosure at main roof level, and removal and replacement of external CCTV cameras.

  Submitted 26 Feb 2026 Full applications
• 25/08370/LBC Awaiting decision

  54 Chester Square London SW1W 9EA

  Replacement roof to existing rear link extension to extend existing roof terrace with associated alterations to existing roof terraces, infilling two extract grilles in rear elevation, window replacements and internal alterations & refurbishment. (Linked with 25/08369/FULL)

  Submitted 17 Nov 2025 Heritage and listed buildings
• 25/08369/FULL Awaiting decision

  54 Chester Square London SW1W 9EA

  Replacement roof to existing rear link extension to extend existing roof terrace with associated alterations to existing roof terraces, infilling two extract grilles in rear elevation and replacement of windows. (Linked with 25/08370/LBC)

  Submitted 17 Nov 2025 Full applications

1. 26 Feb 2026

   Received by Westminster

2. 2 Apr 2026

   Validated

   Checked as complete and ready for consideration.

3. 21 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 28 May 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 65 days over the applications it decided in the last year.

• 26/01216/FULL Awaiting decision

  54 Chester Square London SW1W 9EA

  Removal of existing front lightwell and roof level air-conditioning units, installation of two new air-conditioning units and acoustic enclosure at main roof level, and removal and replacement of external CCTV cameras.

  Submitted 26 Feb 2026 Full applications

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 94 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.

• 54 Chester Square London SW1W 9EA

  26/01216/FULL Submitted 26 Feb 2026 50 yards away

  87% historically approved · decision due ~28 May

  Removal of existing front lightwell and roof level air-conditioning units, installation of two new air-conditioning units and acoustic enclosure at main roof level, and removal and replacement of external CCTV cameras.

  Awaiting decision Full applications 41 docs

• 54 Chester Square London SW1W 9EA

  25/08370/LBC Submitted 17 Nov 2025 50 yards away

  90% historically approved · decision due ~12 Jan

  Replacement roof to existing rear link extension to extend existing roof terrace with associated alterations to existing roof terraces, infilling two extract grilles in rear elevation, window replacements and internal alterations & refurbishment. (Linked with 25/08369/FULL)

  Awaiting decision Heritage and listed buildings Extension Roofing +1 30 docs

• 54 Chester Square London SW1W 9EA

  25/08369/FULL Submitted 17 Nov 2025 50 yards away

  87% historically approved · decision due ~12 Jan

  Replacement roof to existing rear link extension to extend existing roof terrace with associated alterations to existing roof terraces, infilling two extract grilles in rear elevation and replacement of windows. (Linked with 25/08370/LBC)

  Awaiting decision Full applications Extension Roofing +1 35 docs

• 47 Chester Square London SW1W 9EA

  26/05757/LBC Submitted 21 Aug 2026 50 yards away

  90% historically approved · decision due ~16 Oct

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

  Decided Heritage and listed buildings 11 docs

• 47 Chester Square London SW1W 9EA

  26/04643/ADLBC Submitted 10 Jul 2026 50 yards away

  89% historically approved · decision due ~4 Sep

  Details of the front entrance to be simplified to reflect a more traditional modest mews style and the existing entrance pursuant to condition 8 of listed building consent dated 11 June 2026 (RN: 25/08226/LBC).

  Decided

• 47 Chester Square London SW1W 9EA

  26/05730/ADFULL Submitted 21 Aug 2026 50 yards away

  89% historically approved · decision due ~16 Oct

  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)

  Decided

• 26/04878/LBC Decided

  34 Grosvenor Street London W1K 4QU

  Internal works to facilitate the subdivision of 34 Grosvenor Street and 3 Three Kings Yard

  Received 21 Jul, published by the council 1 Aug 2026 Heritage and listed buildings
• 26/04141/LBC Decided

  80E Randolph Avenue London W9 1BG

  Replacement of sashes in two front windows at 2nd floor level and one rear window with slimline double glazed timber sashes. (Linked with 26/04142/FULL)

  Received 23 Jun, published by the council 21 Jul 2026 Heritage and listed buildings
• 26/06230/LBC Awaiting decision

  10 Bedford Street London WC2E 9HE

  Internal redecoration/refurbishment to the existing Caffe Nero including redecorating throughout, replacing the tiled floor in the customer area, raising the timber floor by 180mm on the left-hand side upon entry to bring interest to the area, for the existing large, boxed window cils on right-hand side upon entry; the one on the far right will be removed to give way for more seating, with the other being adapted to allow for leg space below, and two bespoke decorative chandeliers to be hung in the customer area which will be installed with structural engineer approval.

  Received 11 Sep, published by the council 21 Sep 2026 Heritage and listed buildings
• 26/06250/LBC Awaiting decision

  53 Wimpole Street London W1G 8YH

  Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06249/FULL)

  Received 11 Sep, published by the council 18 Sep 2026 Heritage and listed buildings
• 26/06203/LBC Awaiting decision

  106 Blandford Street London W1U 8AG

  Installation of two roof-mounted anchor posts. (Linked to 26/06202/FULL)

  Received 10 Sep, published by the council 17 Sep 2026 Heritage and listed buildings