26/02886/LBCPlanning Application 26/02886/LBC
Heritage application at 12 Chester Street London SW1X 7BB, Westminster. View planning documents, track the decision and get email alerts on updates.
Replacement of existing rear extension at first, second and third with a new rear extension (first to third floor level) with flat roof. Erection of an extension at rear ground floor level. Removal of the existing kitchen rooflight and extension of existing terrace at first floor level. Replacement of existing windows and French doors with new; and alterations to French door width at rear first floor level.
26/02886/LBC
12 Chester Street London SW1X 7BB
This is a heritage application for a rear extension at 12 Chester Street London SW1X 7BB. Westminster has handled 2,686 applications of this type and approves 90% of them, typically deciding them in 64 days. It was submitted on 1 May 2026 and is still awaiting a decision. The site is in the Belgravia conservation area, with 19 listed buildings nearby. There have been 4 other applications at this address. In the past year there have been 417 applications across Knightsbridge & Belgravia. We hold 636 applications in total for the SW1X postcode area.
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Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Westminster