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Planning application

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

Granted Westminster 25/09063/FULL Full Planning Permission Application

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

  1. 15 Dec 2025

    Received by Westminster

  2. 19 Mar 2026

    Decision issued: Application Permitted

  3. 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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Documents

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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What 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

    26/05670/NMA Submitted 19 Aug 2026 50 yards away

    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, to allow for the installation of a condenser unit within the rear lightwell.

    Decided Amendments Extension Loft or dormer +1

  • 64 St James's Street London SW1A 1NF

    26/06009/NMA Submitted 3 Sep 2026 50 yards away

    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, to allow an increase in the footprint of the rooftop plant enclosure, increase in height of the roof-level railing and increase in floor level.

    Decided Amendments Extension Loft or dormer +1

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

    07/09938/FULL Submitted 14 Nov 2007 50 yards 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 50 yards 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 50 yards 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 50 yards 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

In Westminster

  • 26/07528/FULL Awaiting decision

    69 Eaton Place London SW1X 8DF

    Installation of new cast iron water pipe on rear courtyard elevation. (Linked with 26/07529/LBC)

    Received 5 Nov, published by the council 6 Nov 2026 Full applications
  • 26/05200/FULL Decided

    1 The Court House 165 Seymour Place London W1H 4PU

    Installation of waterproofing system to the existing lead flat roofs

    Received 3 Aug, published by the council 28 Aug 2026 Full applications
  • 26/07521/FULL Awaiting decision

    Flat 18 Harlequin Court 20 Tavistock Street London WC2E 7NZ

    Installation of one external condenser unit

    Received 4 Nov, published by the council 6 Nov 2026 Full applications
  • 26/07508/FULL Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights installed within the lantern clusters across 10 principal piers, with associated concealed cabling and reversible fixings. (Linked with 26/07509/LBC)

    Received 4 Nov, published by the council 5 Nov 2026 Full applications
  • 26/07472/FULL Awaiting decision

    Flat 3 82 New Cavendish Street London W1G 9TA

    Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07473/LBC)

    Received 3 Nov, published by the council 6 Nov 2026 Full applications