Planning application
33 St James's Square London SW1Y 4JS
Works: Extension Demolition
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
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]
As published by the council, reference 26/02814/FULL
Application record
- Reference
- 26/02814/FULL
- Type
- Full Planning Permission Application
- Status
- Pending
- Received
- 28 Apr 2026
- Validated
- 29 Apr 2026
- Ward
- St James's
- Postcode
- SW1Y 4JS
Site history
Applications at this address on the Westminster register
This site has had 3 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.
-
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]
Timeline
Dates from the published record
-
28 Apr 2026
Received by Westminster
-
29 Apr 2026
Validated
Checked as complete and ready for consideration.
-
21 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 24 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 66 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
DP9 Ltd Agent
Active · incorporated 2004
2,220 applications on PlanIndex · across 37 councils · 98% granted
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See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
63 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
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Open the documentsWhat happens while it is decided
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.
About full applications
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.
Nearby applications
Within 0.3 miles
-
33 St James's Square London SW1Y 4JS
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
87% 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 -
30A Charles II Street London SW1Y 4AE
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
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
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
Refuse and recycling storage pursuant to Condition 1 of planning permission dated 04 June 2007 (RN: 07/03141).
Granted Full applications 2 docs
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