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47, Marsham Street, SW1P 3DR

25/01984/CLOPUDLawful development: Proposed useAwaiting decision
Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

Confirmation that the planning permission dated 07 June 2016 (RN: 16/03776/FULL) for: "Erection of a single storey extension at roof level, extension of existing roof terrace, and internal alterations to a seventh floor flat" was lawfully implemented by the carrying out of material operations prior to the expiry of the permission and that the continued development of the site in accordance with the planning permission is lawful.

Submitted
25 March 2025
  1. Received25 Mar
  2. Validated
  3. Consult.
  4. Target
  5. Decided

About this application

This is a planning application for an extension at 47, Marsham Street, SW1P 3DR. Westminster has handled 75 applications of this type. It has been with the council since 25 March 2025 and is still awaiting a decision. The site is in 20 listed buildings nearby. There have been 3 other applications at this address. In the past year there have been 276 applications across SJW_22. We hold 1,247 applications in total for the SW1P postcode area.

75% of lawful development: proposed use 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
SW1P 3DR
Application type
Lawful development: Proposed use

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 3: High probability (rivers and sea)Part of the site
  • Listed building: Grade II: Lamp post outside Romney House EastOn or next to this site · +5 more
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed
Also checked, none recorded (22)

flood storage areas, conservation areas, 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.

Associated applications

  1. 2025
    29 Apr

    Confirmation that removal of part of the wall to the edge of the roof terrace onto the flat roof is…

    ApprovedLawful development: Proposed useFiled alongside25/01984/CLEUD
  2. 2025
    25 Mar

    Confirmation that the planning permission dated 07 June 2016 (RN: 16/03776/FULL

    This applicationPendingLawful development: Proposed use25/01984/CLOPUD

Source: Westminster

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

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For applicants and trades

Before the decision

You may need a flood risk assessment. Drainage & flood risk consultants near this site

The site is in flood zone 3 (Environment Agency).

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