Planning application
25/08226/LBC
47 Chester Square London SW1W 9EA
Proposal
Internal alterations. (Linked with 25/08223/FULL)
As published by the council, reference 25/08226/LBC
Timeline
Dates from the published record
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11 Nov 2025
Received by Westminster
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20 Jul 2026
Added to PlanIndex
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Decision
Awaiting decision
The statutory target is eight weeks for most applications and thirteen for major development. Extensions of time are common.
What happens while it is decided
The process from here
This application is with Westminster for determination. The council publicises it, consults neighbours and technical bodies where required, and weighs the responses against local and national planning policy.
The statutory target is eight weeks for most applications and thirteen for major development, though extensions of time are common. Comments carry most weight while the case is undecided, so check the council portal for the deadline if you want to respond.
About heritage and listed buildings applications
How this application type works
Heritage applications concern listed buildings and conservation areas. Listed building consent is needed for works, inside or out, that affect the special interest of a listed building, and carrying out such works without consent is a criminal offence. The council weighs harm to the heritage asset against any public benefit of the proposal.
More on heritage and listed buildings applications in our guide
Nearby applications
Within 500 metres
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25/08223/FULL Awaiting decision
47 Chester Square London SW1W 9EA
Variation of Condition 1 of planning permssion dated 10th September 2025 (RN:24/05375/FULL) for the Demolition of No 47 Ebury Mews and the erection of a two-storey replacement mews building with new basement level. Alterations and refurbishment to No. 47 Chester Square including demolition of modern rear additions, reinstatement of lower ground floor lightwell to the rear and extension of existing lower ground floor. Construction of ground floor link from 47 Chester Square to 47 Ebury Mews, consolidation of amenity courtyard at ground floor level, other internal and external works of refurbishment to 47 Chester Square namely, to allow rebuilding of the rear of the top floor mansard roof to the main house with new dormer windows and new monopitch rooflight to the stairwell below; awning removed to the closet wing; downpipes re-routed to rear elevation of main house; revisions to detailed design of glazed link; front door to Ebury Mews entrance enlarged and addition of flues above roof to the mews house. (Linked with 25/08226/LBC)
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25/08383/ADFULL Awaiting decision
47 Chester Square London SW1W 9EA
Details of Site Waste Management Plan, pursuant to condition 5 of planning permission dated 10 September 2025 (RN 24/05375/FULL)
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26/04643/ADLBC Awaiting decision
47 Chester Square London SW1W 9EA
Detailed drawing of the front entrance to be simplified to reflect a more traditional modest mews style and the existing entrance; Pursuant to condition 8 of Listed Building Consent dated 11 June 2026 (25/08226/LBC)
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26/04763/NMA Awaiting decision
47 Chester Square London SW1W 9EA
Amendments to planning permission dated 11 June 2026 (25/08223/FULL) for: demolition of No 47 Ebury Mews and the erection of a two-storey replacement mews building with new basement level. Alterations and refurbishment to No. 47 Chester Square including demolition of modern rear additions, reinstatement of lower ground floor lightwell to the rear and extension of existing lower ground floor. Construction of ground floor link from 47 Chester Square to 47 Ebury Mews, consolidation of amenity courtyard at ground floor level, other internal and external works of refurbishment to 47 Chester Square namely, to allow alterations to link structure between the main house and mews design, and the rear roof profile to the main house. (Linked with 26/04756/LBC)
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26/04756/LBC Awaiting decision
47 Chester Square London SW1W 9EA
Rebuilding of the rear of the top floor mansard roof to the main house, with dormer windows, and new monopitch rooflight to the stairwell below; removal of awning to the closet wing and parapet raised by four brick courses to match existing height, with Portland Stone coping added; re-route downpipes to rear elevation of main house; amended detailed design of glazed link; enlarge front door to Ebury Mews entrance; addition of flues above roof to the mews house; strengthening to existing floor joists where required within main house; improvements to building services. (Linked with 26/04763/NMA)
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25/05498/FULL Withdrawn
46 Chester Square London SW1W 9EA
Erection of rear first floor orangery extension. (Linked RN: 25/05499/LBC)
Other heritage and listed buildings applications
In Westminster
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26/04984/LBC Awaiting decision
47G Randolph Avenue London W9 1BQ
Installation of replacement fire surround.
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26/04997/LBC Awaiting decision
Hanover Lodge Outer Circle Regent's Park London NW1 4HB
Erection of a morning room side extension. (Linked to 26/04996/FULL)
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26/04979/LBC Awaiting decision
12 Brewer Street London W1F 0SF
Internal alterations including removal of internal enclosures; Replacement flooring, shelving and slatwall systems, staircase handrail repair and other associated joinery works.
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26/04987/LBC Awaiting decision
Basement And Ground Floor 8 Ganton Street London W1F 7QL
Repainting of the existing timber shopfront, hand-painted fascia lettering, installation of a new hanging sign using the existing projecting sign bracket, and installation of a discreet fascia-mounted LED trough light.
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26/04995/LBC Awaiting decision
Hanover Lodge Outer Circle Regent's Park London NW1 4HB
Erection of rear conservatory extensions and an entrance loggia to side with roof terrace above, together with associated landscaping and alterations. (Linked with 26/04994/FULL)