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3, Eccleston Street, SW1W 9LZ

26/07675/NMAAll OtherAwaiting decision
Approximate location: the centre of the postcode, not the exact property.

Proposal

Amendment to planning permission dated 21 May 2025 (RN: 24/08110/FULL), as amended by 26/05172/NMA) for: "Refurbishment of building, replacement of all windows at first, second and third floor level, replacement of two doors at ground floor level, removal of two existing windows on eastern elevation, new artwork on eastern elevation, installation of a plant enclosure and replacement of existing roof-top plant equipment and associated works." Namely: To correct an administrative error on the Decision Notice for 26/05172/NMA by regularising and updating the approved drawing references.

Submitted
11 November 2026
  1. Received11 Nov
  2. Validated
  3. Consult.
  4. Target
  5. Decided

About this application

This is a planning application for window replacement at 3, Eccleston Street, SW1W 9LZ. Westminster has handled 1,834 applications of this type. It has been with the council since 11 November 2026 and is still awaiting a decision. The site is in the Belgravia conservation area, with 4 listed buildings nearby. There have been 2 other applications at this address. In the past year there have been 172 applications across KBW_22. We hold 1,480 applications in total for the SW1W postcode area.

92% of all other applications at City of Westminster were approved. Across all application types, the council typically decides in about 7 weeks (median).

Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street

Application details

Postcode
SW1W 9LZ
Application type
All Other

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations at the address point. Ones next to the site may also apply.

  • Conservation area: Belgravia
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed+1 more
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (22)

flood storage areas, listed buildings, tree preservation orders, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

Planning history at this site

8 other applications at this property, newest first.

  1. 2026
    10 Apr

    Amendments to planning permission dated 25 May 2025 (RN: 24/09005/FULL

    RefusedNon-material amendment26/02350/NMA
  2. 2026
    10 Apr

    Amendment to planning permission dated 21st May 2025 (RN 24/08110/FULL

    ApprovedNon-material amendment26/02351/NMA
  3. 2026
    9 Mar

    Radstock House - Condition 10

    ApprovedDischarge of conditions26/01496/ADFULL
  4. 2025
    12 Nov

    Details, including photographs of samples and/or manufacturer specifications, of the facing materials you…

    ApprovedDischarge of conditions25/08264/ADFULL
  5. 2025
    15 Sep

    Details, including photographs of samples and manufacturer specifications of the facing materials, including…

    ApprovedDischarge of conditions25/06578/ADFULL
  6. 2025
    15 Sep

    Details, including photographs of samples and manufacturer specifications of the facing materials, including…

    RefusedDischarge of conditions25/06577/ADFULL

Source: Westminster

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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