33 St James's Square London SW1Y 4JS

This site has had 3 applications since 2026.

• 26/02814/FULL Awaiting decision

  33 St James's Square London SW1Y 4JS

  Variation of conditions 1, 11, 16, 24 and 25 of planning permission dated 19 October 2020 (RN: 20/03222/FULL) for the partial demolition and reconstruction of enlarged rear extension with additional storey; formation of terraces at ground, fourth, fifth and sixth floor levels; excavation to extend existing basement level; installation of plant machinery; internal alterations including installation of new grand stair; and associated external alterations in connection with increase in office floorspace (Class B1). NAMELY, to make changes to the approved drawings to allow changes to extend the lift overrun, remodelling of the roofscape, introduction of a secondary external staircase, omission of sixth floor east elevation terrace, minor amendments to elevations, plant reconfiguration and internal design changes. This also includes variations to Condition 11 (Roof Terrace), Condition 16 (Operational Management Plan), Condition 24 (Roof Terrace Hours) and Condition 25 (C`harles II Street crossover). [Linked to 26/02705/LBC]

  Submitted 28 Apr 2026 Full applications
• 26/02705/LBC Awaiting decision

  33 St James's Square London SW1Y 4JS

  Amendment to lift overrun to provide level access to seventh floor in line with building and fire regulation requirements; remodelling of the roofscape, including an amended set back plant enclosure; introduction of a secondary escape stair as required by fire regulations; omission of sixth floor east elevation roof terrace; minor amendments to east elevation; introduction of seventh floor plant well; internal reconfiguration of layouts and core. [Linked to 26/02814/FULL]

  Submitted 23 Apr 2026 Heritage and listed buildings

1. 7 May 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 2 July 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 66 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.

• 33 St James's Square London SW1Y 4JS

  26/02705/LBC Submitted 23 Apr 2026 50 yards away

  90% historically approved · decision due ~24 Jun

  Amendment to lift overrun to provide level access to seventh floor in line with building and fire regulation requirements; remodelling of the roofscape, including an amended set back plant enclosure; introduction of a secondary escape stair as required by fire regulations; omission of sixth floor east elevation roof terrace; minor amendments to east elevation; introduction of seventh floor plant well; internal reconfiguration of layouts and core. [Linked to 26/02814/FULL]

  Awaiting decision Heritage and listed buildings 61 docs

• 33 St James's Square London SW1Y 4JS

  26/02814/FULL Submitted 28 Apr 2026 50 yards away

  87% historically approved · decision due ~24 Jun

  Variation of conditions 1, 11, 16, 24 and 25 of planning permission dated 19 October 2020 (RN: 20/03222/FULL) for the partial demolition and reconstruction of enlarged rear extension with additional storey; formation of terraces at ground, fourth, fifth and sixth floor levels; excavation to extend existing basement level; installation of plant machinery; internal alterations including installation of new grand stair; and associated external alterations in connection with increase in office floorspace (Class B1). NAMELY, to make changes to the approved drawings to allow changes to extend the lift overrun, remodelling of the roofscape, introduction of a secondary external staircase, omission of sixth floor east elevation terrace, minor amendments to elevations, plant reconfiguration and internal design changes. This also includes variations to Condition 11 (Roof Terrace), Condition 16 (Operational Management Plan), Condition 24 (Roof Terrace Hours) and Condition 25 (C`harles II Street crossover). [Linked to 26/02705/LBC]

  Awaiting decision Full applications Extension Demolition 63 docs

• 30A Charles II Street London SW1Y 4AE

  07/03141/FULL Submitted 5 Apr 2007 50 yards away

  Use of ground and lower ground floors as auction house and art gallery (sui generis).

  Granted Full applications 5 docs

• 30 Charles II Street London SW1Y 4AE

  03/07090/AD7 Submitted 11 Sep 2003 50 yards away

  Display for a temporary period of six months of a non-illuminated 'To Let'/'For Sale'* board located on the face of the building at a height between 3m and 4.6m above pavement level and measuring 0.9m x 0.6m.

  Granted Advertising 2 docs

• 30 Charles II Street London SW1Y 4AE

  04/06970/AD7 Submitted 2 Sep 2004 50 yards away

  Display for a temporary period of six months of a non-illuminated 'to let'/ 'for sale' board located on the railings at ground floor level and measuring 0.9m x 0.6m.

  Granted Advertising 2 docs

• 30A Charles II Street London SW1Y 4AE

  07/05756/ADFULL Submitted 2 Jul 2007 50 yards away

  Refuse and recycling storage pursuant to Condition 1 of planning permission dated 04 June 2007 (RN: 07/03141).

  Granted Full applications 2 docs

• 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
• 26/06297/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

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

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06294/FULL Awaiting decision

  15 Eaton Mews South London SW1W 9HP

  Installation of railings and sliding lantern light at main roof level in connection with the use of the roof as a terrace.

  Received 15 Sep, published by the council 22 Sep 2026 Full applications
• 26/06317/FULL Awaiting decision

  124 Hamilton Terrace London NW8 9UT

  Replacement of existing first-floor sash windows to the front and rear elevations with traditionally detailed painted timber, slim-profile double-glazed sash windows. (Linked to 26/06318/LBC)

  Received 15 Sep, published by the council 22 Sep 2026 Full applications
• 26/06273/FULL Awaiting decision

  9A Grosvenor Square London W1K 5AE

  Installation of natural Portland Stone paving to two front entrances. (Linked to 26/05473/LBC)

  Received 14 Sep, published by the council 22 Sep 2026 Full applications