79 Chester Square London SW1W 9DU Data via plota.co.uk
Proposal
Amendments to planning permission dated 5th January 2023 (RN:) for "Excavation of basement storey beneath main house, demolition and rebuilding of mews house at new height plus the addition of a lower ground floor storey, demolition and rebuilding of main roof plus addition of plant equipment, erection of extension for lift from basement to third floor level, demolition and replacement of interconnecting extension between main and mews house, use of roof of interconnecting extension as a roof terrace, increasing height of boundary shared with 78 Chester Square and other external alterations". NAMELY, amendment to allow the reconfiguration of the approved photovoltaic array (inlcuding changing approved array to one with a lower number of higher performing panels) and the consequent amendment to the wording of condition 10. Data via plota.co.uk
Application progress
Approved on 24 Jul 2026 · Delegated Decision · Last checked 29 Jul 2026
Documents 27
Decision & officer reports 2
Statements & assessments 3
Plans & drawings 18
Application forms 1
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Important details
- Council
- Westminster
- Application type
- Non-material amendments
- Postcode
- SW1W 9DU
- Received
- 25 Jun 2026
- Validated
- 25 Jun 2026
- Ward
- Knightsbridge & Belgravia
- Case officer
- Show
- Target decision
- 23 Jul 2026
- Decision
- Application Permitted
- Decision date
- 24 Jul 2026
- Decision level
- Delegated Decision
- Applicant
- Show
Consultation & key dates
- Alt. reference
- PP-15019798
- Env. assessment
- No
Historical activity at this location
42 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Westminster is slower than most councils at deciding householder applications, ranking #258 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Westminster is also one of the strictest councils - it refuses more householder applications than almost any other, with only 81% approved vs 90% nationally.
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79 Chester Square London SW1W 9DU
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Referenced application