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Development Site At Ergon House Horseferry Road And 9 Millbank London

17/07286/NMANon-material amendmentsApproved
Discharge / amendments

Approved on 6 September 2017

Council decision: Application PermittedDelegated (officer 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

Amendments to planning permission dated 29 July 2014 (RN: 13/09737/FULL) for the Demolition of Ergon House and construction of eight storey residential building incorporating a ground floor retail unit (Class A1) and partial demolition and reconstruction of rear wing of 9 Millbank and conversion to residential use to provide 161 residential flats. Conversion of the gatehouse on Dean Bradley Street to provide a single dwelling unit. Provision of basement car parking and landscaped courtyards, namely to allow the addition of balconies to the north elevation at first to sixth floor levels.

Received
15 August 2017
Decision level
Delegated (officer decision)
Ward
St James's
  1. Received15 Aug
  2. Validated15 Aug
  3. Consult.
  4. Target12 Sep
  5. Decided6 Sep

Decided in 22 days (council typically 49)

About this application

This is an application to amend a permission at Development Site At Ergon House Horseferry Road And 9 Millbank London. Westminster has handled 604 applications of this type. This one was decided in 22 days, 4 weeks quicker than Westminster's typical decision time. The site is in the Smith Square conservation area, with 3 listed buildings nearby. There have been 5 other applications at this address. In the past year there have been 478 applications across St James's.

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.See what's approved near your address

Application details

Application type
Non-material amendments
Scale / size
Large
Number of dwellings
161

Planning application dates

Date validated
15 August 2017
Target decision date
12 September 2017

Applicant and agent

Agent
Turley
Agent address
The Charlotte Building 17 Gresse Street London W1T 1QL

Planning decision

Statutory period
28 days

Additional information

Planning Portal ID
PP-06298557
Comments
0
Documents
29

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
  • Conservation area: Smith Square
  • Listed building: Grade II: Norwest HouseOn or next to this site · +1 more
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed
  • Brownfield land register: Development Site At Ergon House Horseferry Road And 9 Millbank LondonRegister site at or near this address · +2 more
Also checked, none recorded (20)

flood storage 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 and heritage coasts.

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. 2017
    15 Aug

    Amendments to planning permission dated 29 July 2014 (RN: 13/09737/FULL

    This applicationApprovedNon-material amendment17/07286/NMA
  2. 2017
    15 Aug

    Amendments to planning permission dated 29 July 2014 (RN: 13/09737/FULL

    ApprovedNon-material amendmentFiled alongside17/07287/NMA

Source: Westminster

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

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