Westminster
Westminster/26/03176/NMA
57 Eaton Square London SW1W 9BG
- Reference
- Westminster/26/03176/NMA
- Authority
- Westminster
- Application type
- Non-material amendment
- Address
- 57 Eaton Square London SW1W 9BG
- Postcode
- SW1W 9BG
- Status
- Decided
- Decision
- Application Permitted
- Received
- 14 May 2026
- Validated
- 18 May 2026
- Started
- 18 May 2026
- Decided
- 5 Jun 2026
- Source council
- Westminster
- Council source record
- View public record
- Public data licence
- Open Government Licence v3.0
- Record updated
- 18 Jul 2026
- SEO index generated
- 24 Jul 2026
Location
Approximate location - Contains OS data © Crown copyright and database right
Proposal
Amendments to planning permission dated 4 August 2014 (RN:14/04167/FULL) for Amalgamation of 2 x 2 bed flats on lower ground and ground floor levels to create a 3 bed maisonette; installation of an external metal spiral staircase on the rear elevation to access the garden from ground floor level, and alterations to rear windows (site includes Flats 57 and 58a). Namely, amendment to rear steel staircase and minor internal alterations.
Key dates
- Received 14 May 2026
- Validated 18 May 2026
- Started 18 May 2026
- Decided 5 Jun 2026
Planning history / related applications
No related planning applications have been identified in the current public OGL dataset.
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- Ownership & title Registered owner and title from HM Land Registry.
- Viability & build potential Site scoring and development upside.
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Source: public planning application data from Westminster, reused under the Open Government Licence v3.0. View the council source record. Council documents and drawings are not republished on plotEdge.