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Planning application

10 St James's Place London SW1A 1NP

Decided Westminster 26/04930/FULL Full applications

Relates to 26/04901/LBC

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

Installation of two external condenser units within lightwell at first floor level and at roof level.

As published by the council, reference 26/04930/FULL

Application record

Reference
26/04930/FULL
Category
Full applications
Status
Decided
Received
23 Jul 2026
Validated
23 Jul 2026
Postcode
SW1A 1NP

Site history

Applications at this address on the Westminster register

This site has had 2 applications since 2026.

  • 26/04901/LBC Decided

    10 St James's Place London SW1A 1NP

    Installation of internal air conditioning outlets and two external condenser units within lightwell at first floor level and at roof level and associated alterations.

    Submitted 22 Jul 2026 Heritage and listed buildings

Timeline

Dates from the published record

  1. 23 Jul 2026

    Received by Westminster

  2. 1 Aug 2026

    Added to PlanIndex

  3. 11 Sep 2026

    Status changed to Decided

    Previously Pending.

Cases linked to this one on the register

  • 26/04901/LBC Decided

    10 St James's Place London SW1A 1NP

    Installation of internal air conditioning outlets and two external condenser units within lightwell at first floor level and at roof level and associated alterations.

    Submitted 22 Jul 2026 Heritage and listed buildings

1 later application on the register refers to this one:

  • 26/04901/LBC Decided

    10 St James's Place London SW1A 1NP

    Installation of internal air conditioning outlets and two external condenser units within lightwell at first floor level and at roof level and associated alterations.

    Submitted 22 Jul 2026 Heritage and listed buildings

After the decision

Westminster has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. 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

  • 10 St James's Place London SW1A 1NP

    26/04901/LBC Submitted 22 Jul 2026 50 yards away

    90% historically approved · decision due ~17 Sep

    Installation of internal air conditioning outlets and two external condenser units within lightwell at first floor level and at roof level and associated alterations.

    Decided Heritage and listed buildings

  • 7 St James's Place London SW1A 1NP

    26/04658/FULL Submitted 13 Jul 2026 50 yards away

    88% historically approved · decision due ~7 Sep

    Replacement rooflight, and new fire-rated roof hatch.

    Decided Full applications Loft or dormer

  • 7 St James's Place London SW1A 1NP

    26/02842/ADLBC Submitted 29 Apr 2026 50 yards away

    89% historically approved · decision due ~24 Jun

    Details of the internal doors pursuant to condition 3 of listed building consent dated 9th February 2026 (RN: 25/05599/LBC).

    Awaiting decision Conditions 6 docs

  • 7 St James's Place London SW1A 1NP

    26/04659/LBC Submitted 13 Jul 2026 50 yards away

    90% historically approved · decision due ~7 Sep

    Replacement rooflight, replacement fire doors, new fire-rated roof hatch and damp proofing to basement.

    Decided Heritage and listed buildings Loft or dormer

  • 7 St James's Place London SW1A 1NP

    25/05598/FULL Submitted 11 Aug 2025 50 yards away

    External alterations, including replacing air conditioning units, replacing rear sashes with double-glazed sashes (fitted into retained box frames) and reglazing front windows with double-glazing (fitted into retained sash frames).

    Granted Full applications Windows or glazing 20 docs

  • 7 St James's Place London SW1A 1NP

    25/05599/LBC Submitted 11 Aug 2025 50 yards away

    External and internal alterations, including replacing air conditioning units; replacing rear sashes with double-glazed sashes (fitted into retained box frames) and reglazing front windows with double-glazing (fitted into retained sash frames); masonry cleaning; installing a new kitchen, a shower room and a bike store at lower ground floor level; upgrading existing sanitaryware; and creation of a new double door opening in the spine wall at ground floor level. (Linked 25/05598/FULL)

    Granted Heritage and listed buildings Windows or glazing 16 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