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Romney House 47 Marsham Street London SW1P 3DR

26/00042/CLEUDCertificate of Lawfulness (existing)Refused
Lawful development certificate

Refused on 7 May 2026

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

Use of the gym space (on part of the basement floor of Romney House) by non-residents without complying with condition 9 of planning permission 99/06530/FULL.

Received
6 January 2026
Public comments
41
Ward
St James's
  1. Received6 Jan
  2. Validated6 Jan
  3. Consult.
  4. Target3 Mar
  5. Decided7 May

Decided in 121 days (council typically 49)

About this application

This is an application to amend a permission at Romney House 47 Marsham Street London SW1P 3DR. Westminster has handled 604 applications of this type. This one was decided in 121 days, 10 weeks longer than Westminster's typical decision time. The site is in 20 listed buildings nearby. There has been 1 other application at this address. In the past year there have been 478 applications across St James's. We hold 1,247 applications in total for the SW1P postcode area.

88% of amendment 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
Certificate of Lawfulness (existing)
Scale / size
Small

Planning application dates

Date validated
6 January 2026
Target decision date
3 March 2026

Applicant and agent

Agent
Hereward & Co, Solicitors
Agent address
94 Queensway London W2 3RR United Kingdom

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-14602260
Documents
64

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.

Planning history at this site

5 other applications at this property, newest first.

  1. 2025
    4 Jul

    Alterations and extensions at seventh floor level including new terraces, PVs, green roofs and mechanical…

    RefusedFull planning permission25/03820/FULL
  2. 2025
    7 May

    Use of the gym space on part of the basement floor in connection with the residential accommodation in Romney…

    WithdrawnLawful development: Existing use25/02742/CLEUD
  3. 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 use25/01984/CLEUD
  4. 2025
    25 Mar

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

    PendingLawful development: Proposed use25/01984/CLOPUD
  5. 2014
    7 May

    Use of an area of the public highway measuring 1.3m x 12.6m for the placing of 4 tables and 8 chairs in…

    ApprovedApplic. for tables and chairs14/04272/TCH

Source: Westminster

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

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