Planning application
26 St James's Place London SW1A 1NH
Works: Windows or glazing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Installation of solar control window film, exterior to the external pane of the existing steel framed double glazed units to all south-east facing windows serving Flat 4 only, which is arranged over third and fourth floors.
As published by the council, reference 26/01618/CLLB
Application record
- Reference
- 26/01618/CLLB
- Type
- Cert of Law - Prposed works to LB
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 22 Jan 2026
- Validated
- 22 Jan 2026
- Decided
- 20 Mar 2026
- Ward
- St James's
- Decision by
- Delegated Decision
- Postcode
- SW1A 1NH
Site history
Applications at this address on the Westminster register
This site has had 2 applications since 2026: 1 approved, 0 refused.
-
26/01657/LBC Awaiting decision
26 St James's Place London SW1A 1NH
Cyclical redecoration and repair of External Elevations.
Timeline
Dates from the published record
-
22 Jan 2026
Received by Westminster
-
20 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
Quantem Agent, registered in London
Active · incorporated 2005 · London
1 application on PlanIndex
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See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
13 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 20 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 this record
The published feed does not state which type of application this is; the register entry on Westminster's portal will say. Our guide explains the common types.
Nearby applications
Within 0.3 miles
-
Flat 5 25 St James's Place London SW1A 1NH
Replacement pergola and screen enclosures on roof terrace.
Granted Full applications 29 docs -
26 St James's Place London SW1A 1NH
90% historically approved · decision due ~8 May
Cyclical redecoration and repair of External Elevations.
Awaiting decision Heritage and listed buildings 6 docs -
Spencer House 27 St James's Place London SW1A 1NR
Undertake paint analysis in the Painted Room, Spencer House.
Granted Heritage and listed buildings 19 docs -
-
29 St James's Place London SW1A 1NR
90% historically approved · decision due ~1 Jul
Internal alterations including the installation of fire rated openable secondary glazing behind two lower ground floor windows and a fire resistant partition and door on the third floor staircase lobby.
Awaiting decision Heritage and listed buildings Windows or glazing 17 docs -
31 St James's Place London SW1A 1NR
Installation of three external wall mounted air conditioning units on the western elevation at below ground floor level. Installation of three internal wall mounted air conditioning units.
Withdrawn Heritage and listed buildings 3 docs