Planning application
52 Jermyn Street London SW1Y 6LX
Works: Windows or glazing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Installation of one external condenser unit at first-floor roof level and installation of lourves to first floor lightwell window.
As published by the council, reference 25/09260/LBC
Application record
- Reference
- 25/09260/LBC
- Type
- Listed Building Consent Application
- Status
- Decided
- Decision
- Application Permitted
- Received
- 22 Dec 2025
- Validated
- 22 Dec 2025
- Decided
- 26 Mar 2026
- Ward
- St James's
- Decision by
- Delegated Decision
- Postcode
- SW1Y 6LX
Site history
Applications at this address on the Westminster register
This site has had 7 applications since 2022: 5 approved, 0 refused.
-
26/04353/ADFULL Decided
52 Jermyn Street London SW1Y 6LX
Details of external windows and doors pursuant to condition 4 of planning permission dated 10 June 2026 (RN: 25/07507/FULL).
-
26/04341/ADLBC Decided
52 Jermyn Street London SW1Y 6LX
Details of external windows, doors and fireplace pursuant to condition 3 of Listed Building Consent dated 10 June 2026 (RN: 25/07508/LBC).
-
25/09259/FULL Granted
52 Jermyn Street London SW1Y 6LX
Installation of one external condenser unit at first-floor roof level and installation of lourves to first floor lightwell window.
-
25/07507/FULL Granted
52 Jermyn Street London SW1Y 6LX
Installation of an external door opening, window, and staircase to the central link block to provide access to an external courtyard, and internal refurbishment works.
-
25/07508/LBC Granted
52 Jermyn Street London SW1Y 6LX
Installation of an external door opening, window, and staircase to the central link block to provide access to an external courtyard, and internal refurbishment works.
-
22/04285/LBC Granted
52 Jermyn Street London SW1Y 6LX
Installation of an O2 Motion device and associated works on the building facade.
Timeline
Dates from the published record
-
22 Dec 2025
Received by Westminster
-
26 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
DP9 Ltd Agent
Active · incorporated 2004
2,250 applications on PlanIndex · across 36 councils · 98% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
17 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.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Westminster granted permission on 26 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 heritage and listed building applications
Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
52 Jermyn Street London SW1Y 6LX
Installation of one external condenser unit at first-floor roof level and installation of lourves to first floor lightwell window.
Granted Full applications Windows or glazing 20 docs -
52 Jermyn Street London SW1Y 6LX
Installation of an external door opening, window, and staircase to the central link block to provide access to an external courtyard, and internal refurbishment works.
Granted Full applications Windows or glazing 21 docs -
52 Jermyn Street London SW1Y 6LX
Installation of an external door opening, window, and staircase to the central link block to provide access to an external courtyard, and internal refurbishment works.
Granted Heritage and listed buildings Windows or glazing 19 docs -
Piccadilly Arcade London
90% historically approved · decision due ~18 Mar
Installation of wall mounted lighting on columns to provide vertical illumination; installation of speakers, CCTV and light projector; hidden LED strips within ceiling coves; linear uplighting and vertical lighting on the Piccadilly and Jermyn Street facades; installation of steel brackets, hidden behind pilasters for the hanging of seasonal decorations; and, restoration and enhancement of the decorative pendants, and general localised repairs and repainting throughout the arcade. (Linked to 26/00340/FULL)
Awaiting decision Heritage and listed buildings 20 docs -
Piccadilly Arcade London
87% historically approved · decision due ~18 Mar
Installation of wall mounted lighting on columns to provide vertical illumination; installation of speakers, CCTV and light projector; hidden LED strips within ceiling coves; linear uplighting and vertical lighting on the Piccadilly and Jermyn Street facades; installation of steel brackets, hidden behind pilasters for the hanging of seasonal decorations; and, restoration and enhancement of the decorative pendants, and general localised repairs and repainting throughout the arcade. (Linked to 26/00341/LBC)
Awaiting decision Full applications 23 docs -
Empire House 175 Piccadilly London W1J 9EN
90% historically approved · decision due ~10 Aug
Facade cleaning, external redecoration and repair work, alongside the temporary installation of scaffold ties to allow the erection of scaffolding.
Awaiting decision Heritage and listed buildings 11 docs
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