33 St James's Square London SW1Y 4JS

This site has had 4 applications since 2026.

• 26/03012/ADFULL Awaiting decision

  33 St James's Square London SW1Y 4JS

  Details of unilateral undertaking pursuant to condition 7 of planning permission dated 27th October 2020 (RN: 20/03222/FULL) to ensure that demolition on the site will only occur immediately prior to development of the new building.

  Submitted 7 May 2026 Full applications
• 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. 9 Oct 2026

   Received by Westminster

2. 13 Oct 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 4 December 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 86 days over the applications it decided in the last year.

• 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

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster's median decision took 86 days. More in our guide to how long planning decisions take.

The published feed does not state which type of application this is; the register entry on Westminster's portal will say. Our guide explains the common types.

• 33 St James's Square London SW1Y 4JS

  26/03012/ADFULL Submitted 7 May 2026 50 yards away

  88% historically approved · decision due ~2 Jul

  Details of unilateral undertaking pursuant to condition 7 of planning permission dated 27th October 2020 (RN: 20/03222/FULL) to ensure that demolition on the site will only occur immediately prior to development of the new building.

  Awaiting decision Full applications Demolition 5 docs

• 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

  88% 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