Planning application
14 St James's Square London SW1Y 4LG
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Detailed drawings of acoustic enclosure pursuant to condition 5 of planning permission dated 18th December 2024 (RN:24/06485/FULL).
As published by the council, reference 26/01037/ADFULL
Application record
- Reference
- 26/01037/ADFULL
- Type
- Approval of Details (Full PP)
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 18 Feb 2026
- Validated
- 18 Feb 2026
- Decided
- 24 Mar 2026
- Ward
- St James's
- Decision by
- Delegated Decision
- Postcode
- SW1Y 4LG
Site history
Applications at this address on the Westminster register
This site has had 4 applications since 2025: 4 approved, 0 refused.
-
26/01737/ADLBC Granted
14 St James's Square London SW1Y 4LG
Detailed drawings of acoustic enclosure pursuant to condition 4 of listed building dated 18 December 2024 (RN:24/06486/LBC).
-
25/07098/ADLBC Granted
14 St James's Square London SW1Y 4LG
Details of the new lourve to lower ground floor level within the front lightwell, pursuant to condition 3 of listed building consent dated 18 December 2024 (RN: 24/06486/LBC).
-
25/06988/ADFULL Granted
14 St James's Square London SW1Y 4LG
Details of the new louvre to lower ground floor level within the front lightwell, pursuant to condition 4 of planning permission dated 18 December 2024 (RN: 24/06485/FULL).
Timeline
Dates from the published record
-
18 Feb 2026
Received by Westminster
-
24 Mar 2026
Decision issued: Application Permitted
-
21 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Haworth Tompkins Limited Agent, registered in London
Active · incorporated 2003 · London
29 applications on PlanIndex · across 6 councils · 100% granted
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See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
11 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 24 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.
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14 St James's Square London SW1Y 4LG
Details of the new louvre to lower ground floor level within the front lightwell, pursuant to condition 4 of planning permission dated 18 December 2024 (RN: 24/06485/FULL).
Granted Full applications 11 docs -
14 St James's Square London SW1Y 4LG
Detailed drawings of acoustic enclosure pursuant to condition 4 of listed building dated 18 December 2024 (RN:24/06486/LBC).
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