Westminster House 7 Millbank London SW1P 3JA

26/00183/NMAPermitted

Proposal

Amendment to planning permission dated 08 February 2022 (21/01508/FULL) for: Demolition of existing office building, including dismantling of the facades to Millbank, dean Stanley Street and Smith Square; erection of new nine storey building using new and reclaimed materials for commercial business and service use (Class E); extension to Smith Square; excavation of new sub-basement; formation of external terraces at sixth; seventh and eight floor levels; new main entrance to Dean Stanley Street with secondary and servicing entrances to Smith Square; installation of plant and associated works. NAMELY, amendments to elevations including terraces, dormer windows and entrances.

Received: 14 January 2026
Decided: 2 April 2026 · Application Permitted
Council: City of Westminster

Site boundary (council red line)

ReceivedSubmitted14 Jan
ValidatedValidated14 Jan
Consult.Consultation
TargetTarget Date
DecidedDecided2 Apr

Decided in 78 days

This is a planning application for demolition at Westminster House 7 Millbank London SW1P 3JA. Westminster has handled 26,489 applications of this type and approves 88% of them, typically deciding them in 54 days. This one was decided in 78 days, 3 weeks longer than Westminster's median. The site is in the Smith Square conservation area, with 20 listed buildings nearby. There have been 9 other applications at this address. We hold 1,239 applications in total for the SW1P postcode area.

Application Details

Reference

26/00183/NMA

Address

Westminster House 7 Millbank London SW1P 3JA

Postcode

SW1P 3JA

Local Authority

Westminster

Decision Status

Permitted

Current Status

Decided

Applicant & Agent

Planning Application Dates

Date Received

14 January 2026

Date Decided

2 April 2026

Date Validated

14 January 2026

Date Submitted

14 January 2026

Planning Decision

Decision

Application Permitted

Publicity

Appeal

Additional Information

Coordinates

51.496445, -0.126391

Enriching application data

2/3

Council recordsAppealsFlood risk

Source: Westminster

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

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Planning history at this site

9 other applications at this property, newest first.

Planning constraints

Designations that overlap or adjoin the site outline.

Flood zone 3: High probability (rivers and sea)
Conservation area: Smith Square
Listed building: Grade II: Lamp post outside 2 Dean Stanley StreetOn or next to this site · +3 more
Article 4 direction: Article 4 Basement Development Permitted Rights Removed

Also checked, none recorded (21)

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, 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.

© 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 2026-10-09. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

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