Radstock House Eccleston Street London City Of Westminster SW1W 9LZ

1. 9 Mar 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 4 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 91 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 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.

• Radstock House 3 Eccleston Street London SW1W 9LZ

  25/05849/NMA Submitted 18 Aug 2025 50 yards away

  Amendment to planning permission dated 21 May 2025 (RN: 24/08110/FULL) for 'Refurbishment of building, replacement of all windows at first, second and third floor level, replacement of two doors at ground floor level, removal of two existing windows on eastern elevation, new artwork on eastern elevation, installation of a plant enclosure and replacement of existing roof-top plant equipment and associated works'. NAMELY, updating the approved drawings to ensure full alignment between drawings.

  Granted Amendments Windows or glazing 13 docs

• Radstock House 3 Eccleston Street London SW1W 9LZ

  25/05848/NMA Submitted 18 Aug 2025 50 yards away

  Amendments to planning permission dated 24 June 2025 (RN: 24/09005/FULL) for 'Removal of existing lift overrun and redundant roof equipment, installation of a new roof enclosure to house lift and staircase access to roof, installation of a pergola in association with the creation of a new roof terrace at fourth floor level'. Namely, changes to treatment of secondary stair core.

  Granted Amendments Roofing 13 docs

• 3 Eccleston Street London SW1W 9LZ

  25/06578/ADFULL Submitted 15 Sep 2025 50 yards away

  Details, including photographs of samples and manufacturer specifications of the facing materials, including glazing, and elevations and roof plans annotated to show where the materials are to be located pursuant to Condition 6 of planning permission dated 21st May 2025 (RN: 24/08110/FULL).

  Granted Full applications Windows or glazing 7 docs

• 3 Eccleston Street London SW1W 9LZ

  25/06577/ADFULL Submitted 15 Sep 2025 50 yards away

  Details, including photographs of samples and manufacturer specifications of the facing materials, including glazing, and elevations and roof plans annotated to show where the materials are to be located pursuant to Condition 4 of planning permission dated 24th June 2025 (RN: 24/09005/FULL)

  Refused Full applications Windows or glazing 9 docs

• 3 Eccleston Street London SW1W 9LZ

  26/02350/NMA Submitted 10 Apr 2026 50 yards away

  93% historically approved · decision due ~5 Jun

  Amendments to planning permission dated 25 May 2025 (RN: 24/09005/FULL) for removal of existing lift overrun and redundant roof equipment, installation of a new roof enclosure to house lift and staircase access to roof, installation of a pergola in association with the creation of a new roof terrace at fourth floor level; NAMELY amendments to balustrade and ductwork.

  Awaiting decision Amendments Roofing 17 docs

• 3 Eccleston Street London SW1W 9LZ

  26/02351/NMA Submitted 10 Apr 2026 50 yards away

  93% historically approved · decision due ~5 Jun

  Amendment to planning permission dated 21st May 2025 (RN 24/08110/FULL) for the Refurbishment of building, replacement of all windows at first, second and third floor level, replacement of two doors at ground floor level, removal of two existing windows on eastern elevation, new artwork on eastern elevation, installation of a plant enclosure and replacement of existing roof-top plant equipment and associated works. NAMELY, Amendments to materiality of secondary stair core doors which front eastern elevation and installation of signage on the northern elevation.

  Awaiting decision Amendments Windows or glazing 19 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