25 Chester Square London SW1W 9HS

This site has had 2 applications since 2026.

• 26/02423/ADLBC Awaiting decision

  25 Chester Square London SW1W 9HS

  Details of York and Portland stone pursuant to condition 5 of listed building consent dated 24 November 2023 (RN: 23/06223/LBC) [Linked to 26/02294/ADFULL]

  Submitted 7 Apr 2026 Conditions

1. 7 Apr 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 2 June 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.

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 91 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.

• 25 Chester Square London SW1W 9HS

  26/02423/ADLBC Submitted 7 Apr 2026 50 yards away

  90% historically approved · decision due ~2 Jun

  Details of York and Portland stone pursuant to condition 5 of listed building consent dated 24 November 2023 (RN: 23/06223/LBC) [Linked to 26/02294/ADFULL]

  Awaiting decision Conditions 5 docs

• Open Space Centre Of Chester Square London SW1W 9HS

  26/02594/TPO Submitted 20 Apr 2026 50 yards away

  100% historically approved · decision due ~15 Jun

  T156 - London Plane: Massaria Climbing Inspection report shows early stage Massaria on a large limb - Removal required

  Awaiting decision Trees 9 docs

• Chester Square London

  26/03538/TPO Submitted 29 May 2026 50 yards away

  100% historically approved · decision due ~24 Jul

  T146 - Prunus cerasifera 'Pissardii': Reduce faulted limb(s) - reducing the branches at 2 - 2.5 m to the west and to the east with Phellinus sp. fungal brackets by 1 - 1.5 m, to reduce loading and minimise the potential for branch failure onto footpaths and seating. Final cuts to be made at suitable pruning points, leaving furnishing growth to minimise visual impact.

  Awaiting decision Trees 4 docs

• Chester Square London

  26/04472/TPO Submitted 6 Jul 2026 50 yards away

  100% historically approved · decision due ~31 Aug

  T176 - Prunus cerasifera: Reduce crown by specified extent - reducing the extended limbs to the southeast over the road and parking by approximately 2 m to reduce the overhang back to the carriageway side edge of the parking bay to clear the highway and reduce loading on the historically cracked basal fork. Also lift the canopy over the car parking bay to 3 m to provide sufficient clearance for vehicles. Final cuts to be made at suitable pruning points, leaving furnishing growth where possible. T177 - Platanus x hispanica: End weight reduction - reducing the two braced stems (to the north and to the west), and reducing the lateral limbs to the east and southeast, by 2-3 m, back to the most recent previous reduction points. This work should be carried out prior to the replacement of the cable braces. T181 - Prunus cerasifera: Lift low canopy, pedestrian clearance - to 2.5 m over garden footpath. T184 - Pyrus salicifolia, T187 & T100161 - Prunus cerasifera: Lift low canopy, specified extent - to 3 m over car parking. T100276 - Halesia carolina: Fell ground level - dead young planted tree grubbing out root ball to facilitate replanting. Plant replacement tree - (Halesia carolina) during the first planting season (September to April) following tree removal.

  Awaiting decision Trees 7 docs

• Open Space Centre Of Chester Square London SW1W 9HS

  25/05779/TDD Submitted 14 Aug 2025 50 yards away

  Removal of x1 dead crab apple

  Decided Trees

• Open Space Centre Of Chester Square London SW1W 9HS

  26/02594/TDD Submitted 20 Apr 2026 50 yards away

  1 x London plane (T156): remove one Massaria infected branch at approximately 8m height growing to north west (3.5m length and 150 mm diameter)

  Decided Trees 9 docs

• 26/06295/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Installation of a new shopfront.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06297/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Alterations to rear elevation at basement level comprising repolacement window and installation of double opening door.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06287/FULL Awaiting decision

  Barness Court 6 - 8 Westbourne Terrace London W2 3UW

  Installation of a new riser as per GW10 design comprising a single riser with 7 entries and 9 Taylor valves to be installed. (Linked with 26/06288/LBC)

  Received 14 Sep, published by the council 21 Sep 2026 Full applications
• 26/06278/FULL Awaiting decision

  40 Wellington Road London NW8 9TJ

  Installation of a new external access ramp/slope to provide accessibility to the Barclays bank ATM.

  Received 14 Sep, published by the council 21 Sep 2026 Full applications
• 26/06269/FULL Awaiting decision

  Maisonette Basement And Ground Floor 101 Hereford Road London W2 5BB

  Amalgamation of existing lower ground and ground floor maisonette to with the first floor flat to create a single dwelling and associated internal works including creation of a staircase. (Linked with 26/06270/LBC)

  Received 14 Sep, published by the council 21 Sep 2026 Full applications