Fourth Floor 70 Eccleston Square London SW1V 1PJ

This site has had 2 applications since 2025.

• 25/07285/LBC Awaiting decision

  Fourth Floor 70 Eccleston Square London SW1V 1PJ

  Alterations to roof and loft area to create habitable floor level including additional bedroom and ancillary space. (Linked to 25/07284/FULL)

  Submitted 8 Oct 2025 Heritage and listed buildings

1. 8 Oct 2025

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 3 December 2025, 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 66 days over the applications it decided in the last year.

• 25/07285/LBC Awaiting decision

  Fourth Floor 70 Eccleston Square London SW1V 1PJ

  Alterations to roof and loft area to create habitable floor level including additional bedroom and ancillary space. (Linked to 25/07284/FULL)

  Submitted 8 Oct 2025 Heritage and listed buildings

1 later application on the register refers to this one:

• 25/07285/LBC Awaiting decision

  Fourth Floor 70 Eccleston Square London SW1V 1PJ

  Alterations to roof and loft area to create habitable floor level including additional bedroom and ancillary space. (Linked to 25/07284/FULL)

  Submitted 8 Oct 2025 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 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.

• Fourth Floor 70 Eccleston Square London SW1V 1PJ

  25/07285/LBC Submitted 8 Oct 2025 50 yards away

  90% historically approved · decision due ~3 Dec

  Alterations to roof and loft area to create habitable floor level including additional bedroom and ancillary space. (Linked to 25/07284/FULL)

  Awaiting decision Heritage and listed buildings 12 docs

• 70 Eccleston Square London SW1V 1PJ

  25/06631/LBC Submitted 16 Sep 2025 50 yards away

  Removal of flat infill roof and reinstatement of inner roof pitches including new roof coverings.

  Granted Heritage and listed buildings Extension Roofing 22 docs

• 66E Eccleston Square London SW1V 1PJ

  26/04372/LBC Submitted 2 Jul 2026 50 yards away

  90% historically approved · decision due ~27 Aug

  Internal alterations to flat at second-floor level, including removal of modern internal partitions, installation of new joinery, replacement flooring and finishes, ceiling works and associated refurbishment.

  Decided Heritage and listed buildings

• 68 Eccleston Square London SW1V 1PJ

  26/02262/LBC Submitted 3 Apr 2026 50 yards away

  90% historically approved · decision due ~29 May

  Installation of one air source heat pump within existing external lightwell to existing residential property. (Linked to 26/00458/FULL)

  Awaiting decision Heritage and listed buildings 15 docs

• Flat 3 68 Eccleston Square London SW1V 1PJ

  25/08705/ADFULL Submitted 28 Nov 2025 50 yards away

  Details of new window to rear pursuant to condition 4 of planning permission dated 15 October 2025 (RN: 25/05548/FULL) [Linked to 26/01299/ADLBC]

  Granted Full applications Windows or glazing 14 docs

• Flat 1 68 Eccleston Square London SW1V 1PJ

  25/05572/ADFULL Submitted 8 Aug 2025 50 yards away

  Detailed drawings of all windows and external doors pursuant to condition 4 of planning permission dated 15th May 2025 (RN 24/06372/FULL)

  Granted Full applications Windows or glazing 9 docs

• 26/06331/FULL Awaiting decision

  31G Nottingham Place London W1U 5LP

  Installation of a condenser within acoustic enclosure and metal railing on the rear flat roof at third-floor level.

  Received 16 Sep, published by the council 23 Sep 2026 Full applications
• 26/06328/FULL Awaiting decision

  Athena Court 2 Finchley Road London NW8 6DP

  Installation of a multifunctional communication Hub including defibrillator outside Athena Court. (Linked with 26/06329/ADV)

  Received 16 Sep, published by the council 23 Sep 2026 Full applications
• 26/06340/FULL Awaiting decision

  141 Harley Street London W1G 6BQ

  Variation of Condition 1 of planning permission dated 22 December 2026 (RN: 16/05372/FULL) for: Demolition of mews buildings at 28 and 29 Devonshire Mews West and lower ground and ground floor link building at the rear of 141 Harley Street and the erection of new building to include a three storey basement to the rear of the site in connection with the use of the 141 Harley Street and the lower ground and ground floor of 143 Harley Street for Class D1 medical purposes; installation of a new passenger lift to the rear of 141 Harley Street and installation of plant. (Site includes excavation part way under the pavement of Devonshire Mews West and use swap with 126 Harley Street) namely, to allow creation of party wall openings at basement, ground and first floors; insertion of a platform lift within No. 143 from basement to first floors; partial infilling of the rear basement area; and other minor adjustments to plan form. (Linked with 26/06290/LBC)

  Received 16 Sep, published by the council 23 Sep 2026 Full applications
• 26/06341/FULL Awaiting decision

  141 Harley Street London W1G 6BQ

  Installation of new sesame lift into existing front entrance steps. (Linked with 26/06342/LBC)

  Received 16 Sep, published by the council 23 Sep 2026 Full applications
• 26/06295/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Installation of a new shopfront with Medication Dispensing Outlet.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications