Planning Application
25/08735/LBC
8 - 9 William Street London SW1X 9HL
Listed BuildingKnightsbridge & Belgravia ward
Submission
1 Dec 2025
Target
26 Jan 2026
Decision
26 Mar 2026
Outcome
Approved
Delegated decisionApproved
26 Mar 2026Decided by Zulekha Hosenally under delegated powers
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Scheme description
Installation of air-conditioning plant and acoustic enclosure to the rear lower ground courtyard. Alterations to the rear lower ground floor elevation.
Parties
Timeline
1 Dec 2025
Application submitted
26 Mar 2026
Delegated decision: Approved
Supporting documents · 16
GRANT OF LISTED BUILDING CONSENT [PE]26 Mar 2026View ↗
DELEGATED REPORT26 Mar 2026View ↗
RECEIPT OF APPLICATION20 Feb 2026View ↗
ACK-GENERAL LETTER (G/P/C)20 Feb 2026View ↗
APPLICATIONFORMREDACTED1 Dec 2025View ↗
FEECALCULATION1 Dec 2025View ↗
ATTACHMENTSUMMARY1 Dec 2025View ↗
PLANT NOISE IMPACT ASSESSMENT (31 Dec 2025View ↗
LOCATION PLAN1 Dec 2025View ↗
EXISTING AND PROPOSED BASEMENT1 Dec 2025View ↗
EXISTING AND PROPOSED BASEMENT ELEVATION A1 Dec 2025View ↗
EXISTING BASEMENT ELEVATION B1 Dec 2025View ↗
PROPOSED BASEMENT ELEVATION B1 Dec 2025View ↗
EXISTING AND PROPOSED BASEMENT ELEVATION C1 Dec 2025View ↗
EXISTING AND PROPOSED BASEMENT ELEVATION D1 Dec 2025View ↗
COVERING LETTER PLANT1 Dec 2025View ↗
View Application Page ↗
Data from the Westminster planning register.
Summary
Reference
25/08735/LBC
Type
Listed Building Consent Application
Applicant
Pixieway Limited
Submitted
1 Dec 2025
Decision date
26 Mar 2026
Officer
Council
Decision
Approved
Decision route
Delegated (officer)
How long, really
16
wks · this application
Submission → decision · 8 wks over the 8-week target
Public response
Objections
0
In support
0
Total comments
0