Planning application
The Penthouse Target House 66 St James's Street London SW1A 1NE
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Replacement and rearrangement of external roof terrace access via existing access turret and installation of two air-conditioning units and one air source heat pump on roof.
As published by the council, reference 25/09063/FULL
Application record
- Reference
- 25/09063/FULL
- Type
- Full Planning Permission Application
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 15 Dec 2025
- Validated
- 15 Dec 2025
- Decided
- 19 Mar 2026
- Ward
- St James's
- Decision by
- Delegated Decision
- Postcode
- SW1A 1NE
Timeline
Dates from the published record
-
15 Dec 2025
Received by Westminster
-
19 Mar 2026
Decision issued: Application Permitted
-
20 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Culdrose Ltd Agent, registered in London
Active · incorporated 2011 · London
1 application on PlanIndex
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Plans, drawings, consultee responses and the officer's report
21 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 this grant of permission means
Westminster granted permission on 19 March 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
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
-
64 St James's Street London SW1A 1NF
93% historically approved · decision due ~14 Oct
Amendments to planning permission dated 2nd September 2021 (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, amendments to allow for the installation of a condenser unit within the rear lightwell.
Awaiting decision Amendments Extension Loft or dormer +1 -
64 St James's Street London SW1A 1NF
93% historically approved · decision due ~29 Oct
Amendments to planning permission dated 02 September 2021 (RN: 21/02158/FULL) for the: 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 the footprint of the rooftop plant enclosure and increase the height of the roof-level railing, necessitated by a revised roof level.
Awaiting decision Amendments Extension Loft or dormer +1 -
Target House 66 St James's Street London SW1A 1NE
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
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Target House 66 St James's Street London SW1A 1NE
Replacement of existing roof mounted air conditioning equipment.
Granted Full applications 10 docs -
Target House 66 St James's Street London SW1A 1NE
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
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