64 - 65 St James's Street London SW1A 1NF

This site has had 3 applications since 2022: 2 approved, 0 refused.

• 26/00434/NMA Granted

  64 - 65 St James's Street London SW1A 1NF

  Amendments to planning permission dated 2 September 2021 (RN: 21/02158/FULL) for: Demolition of the existing mansard roof and removal of plant and escape stair; erection of new double mansard roof extension and rear extension for additional commercial floorspace (Use Class E); and installation of new escape stair, rear balconies, roof terrace and associated works namely; increase in height of internal stair core roof; solid hinged access hatch with integrated glazed AOV replaced with sliding glazed access rooflight and separate glazed AOV.

  Decided 13 Mar 2026 Amendments
• 22/04890/NMA Granted

  64 - 65 St James's Street London SW1A 1NF

  Amendments to planning permission dated 2 September 2021 (RN: 21/02158/FULL) for 'Demolition of the existing mansard roof and removal of plant and escape stair; erection of new double mansard roof extension and rear extension for additional commercial floorspace (Use Class E); and installation of new escape stair, rear balconies, roof terrace and associated works'. Namely, reduction in height of the internal stair core roof to line through with the height of the lift overruns, removal of the 3rd floor oversailing balcony and associated fixed screen and door to the new infill extension and replacement of existing rear façade windows above Blue Ball Yard entrance within existing openings.

  Decided 10 Aug 2022 Amendments

1. 17 Apr 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 12 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 64 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 89 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.

• 64 - 65 St James's Street London SW1A 1NF

  22/04890/NMA Submitted 19 Jul 2022 3m away

  Amendments to planning permission dated 2 September 2021 (RN: 21/02158/FULL) for 'Demolition of the existing mansard roof and removal of plant and escape stair; erection of new double mansard roof extension and rear extension for additional commercial floorspace (Use Class E); and installation of new escape stair, rear balconies, roof terrace and associated works'. Namely, reduction in height of the internal stair core roof to line through with the height of the lift overruns, removal of the 3rd floor oversailing balcony and associated fixed screen and door to the new infill extension and replacement of existing rear façade windows above Blue Ball Yard entrance within existing openings.

  Granted Amendments Extension Loft or dormer +2 27 docs

• 64 - 65 St James's Street London SW1A 1NF

  26/00434/NMA Submitted 26 Jan 2026 3m away

  Amendments to planning permission dated 2 September 2021 (RN: 21/02158/FULL) for: Demolition of the existing mansard roof and removal of plant and escape stair; erection of new double mansard roof extension and rear extension for additional commercial floorspace (Use Class E); and installation of new escape stair, rear balconies, roof terrace and associated works namely; increase in height of internal stair core roof; solid hinged access hatch with integrated glazed AOV replaced with sliding glazed access rooflight and separate glazed AOV.

  Granted Amendments Extension Loft or dormer +2 27 docs

• Target House 66 St James's Street London SW1A 1NE

  07/09938/FULL Submitted 14 Nov 2007 13m away

  Installation of three air conditioning units and louvre acoustic screen at roof level.

  Granted Full applications 6 docs

• Target House 66 St James's Street London SW1A 1NE

  05/06757/ADV Submitted 18 Aug 2005 13m away

  Display of externally illuminated projecting sign.

  Granted Advertising 4 docs

• Target House 66 St James's Street London SW1A 1NE

  04/02534/FULL Submitted 1 Apr 2004 13m away

  Replacement of existing roof mounted air conditioning equipment.

  Granted Full applications 10 docs

• Target House 66 St James's Street London SW1A 1NE

  08/02859/ADFULL Submitted 31 Mar 2008 13m away

  Details of acoustic screen and relationship to parapet wall pursuant to Condition 7 of planning permission dated 28 January 2008 (RN: 07/09938).

  Granted Full applications 3 docs

• 26/06295/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Installation of a new shopfront.

  15 Sep 2026 Full applications
• 26/06297/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Alterations to rear elevation at basement level.

  15 Sep 2026 Full applications
• 26/03576/FULL Decided

  15A Devonshire Terrace London W2 3DW

  Erection of an infill extension to basement courtyard to form new bedroom and internal alterations. (Linked with 26/03577/LBC)

  1 Jun 2026 Full applications
• 26/06202/FULL Awaiting decision

  106 Blandford Street London W1U 8AG

  Installation of two roof-mounted anchor posts. (Linked to 26/06203/LBC)

  10 Sep 2026 Full applications
• 26/04986/FULL Decided

  Inver Court Inverness Terrace London W2 6JB

  Replacement of combustible materials in the render facades; timber decking and plastic soffits/ fascias to terraces with non-combustible materials on the 5th and 6th floors.

  24 Jul 2026 Full applications