2 Manchester Square London W1U 3PA

25/01102/ADLBCApproval of Details (ADLBC)Approved

Discharge / amendments

Approved on 20 March 2025

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

Detailed information of works to preserve and/or record any historic flooring layers discovered during the excavation of the existing basement floor (a detailed Conservation Method Statement, to include a detailed photographic and written analysis of what is found, and detailed existing and proposed floor build-up sections at 1:10) pursuant to Condition 5 (D) of listed building dated 28th November 2024 (RN:23/05939/LBC)

Received: 17 February 2025
Decision level: Delegated (officer decision)
Council: City of Westminster
Ward: Marylebone
Agent: Garnett Architecture LLP

ReceivedReceived17 Feb
ValidatedValidated17 Feb
Consult.Consultation
TargetTarget Date14 Apr
DecidedDecided20 Mar

Decided in 31 days (council typically 49)

About this application

This is an application to discharge conditions at 2 Manchester Square London W1U 3PA. Westminster has handled 3,063 applications of this type. This one was decided in 31 days, 3 weeks quicker than Westminster's typical decision time. The site is in the Portman Estate conservation area, with 20 listed buildings nearby. There have been 6 other applications at this address. In the past year there have been 171 applications across Marylebone. We hold 1,068 applications in total for the W1U postcode area.

92% of conditions 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

Postcode: W1U 3PA
Application type: Approval of Details (ADLBC)
Scale / size: Small

Planning application dates

Date validated: 17 February 2025
Target decision date: 14 April 2025

Applicant and agent

Agent: Garnett Architecture LLP
Agent address: Studio 309 The Print Rooms 164-180 Union Street London SE1 0LH United Kingdom

Planning decision

Statutory period: 56 days

Additional information

Planning Portal ID: PP-13662118
Comments: 0
Documents: 15

Site constraints

Checking the site

2/3

Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

Conservation area: Portman Estate
Listed building: Grade II: 1-3, Manchester Square W1On this site · +4 more
Article 4 direction: Article 4 Basement Development Permitted Rights Removed
Flood zone 1: Low probability (rivers and sea)

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.

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.

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

2025
17 Feb
Detailed information of the new rooflights (detailed plans, elevations and sections at 1:20, plus finishes…
ApprovedDischarge of conditionsFiled alongside25/01094/ADLBC
2025
17 Feb
Detailed information of the extent of replacement and repaired floors and ceilings, including floorboards…
ApprovedDischarge of conditionsFiled alongside25/01101/ADLBC
2025
17 Feb
Detailed information of works to preserve and/or record any historic flooring layers discovered during the…
This applicationApprovedDischarge of conditions25/01102/ADLBC

Planning history at this site

9 other applications at this property, newest first.

Source: Westminster

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

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