Lord Mayors Residence The Mansion House Mansion House Street London EC4N 8BH

25/01206/LBCApproved

Approved on 13 April 2026

3 conditions

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

Installation of Air Source Heat Pumps and Photovoltaic panels at roof level and associated infrastructure and works.

Received: 2 September 2025
Council: City of London Corporation
Ward: Walbrook

ReceivedReceived2 Sep
ValidatedValidated2 Sep
Consult.Consultation
TargetTarget Date
DecidedDecided13 Apr

Decided in 223 days

About this application

This is a planning application for a solar installation at Lord Mayors Residence The Mansion House Mansion House Street London EC4N 8BH. City of London has handled 6,632 applications of this type. This one was decided in 223 days, 21 weeks longer than City of London's typical decision time. The site is in the Bank conservation area, with 11 listed buildings nearby. There has been 1 other application at this address. In the past year there have been 23 applications across Walbrook. We hold 151 applications in total for the EC4N postcode area.

Application details

Postcode: EC4N 8BH

Planning application dates

Date validated: 2 September 2025

Planning decision

Case officer: Jasmine Stennett

Site constraints

Checking the site

2/3

Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

Conservation area: Bank
Listed building: Grade I: Mansion HouseOn this site · +4 more
Flood zone 1: Low probability (rivers and sea)

Not published by this council, so not checked: Article 4 directions and tree preservation orders. Ask the council if these matter.

Also checked, none recorded (20)

flood storage areas, 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
2 Sep
Installation of Air Source Heat Pumps and Photovoltaic panels at roof level and associated infrastructure and…
ApprovedApplicationFiled alongside25/01205/FULL
2025
2 Sep
Installation of Air Source Heat Pumps and Photovoltaic panels at roof level and associated infrastructure and…
This applicationApprovedListed building consent25/01206/LBC

Planning history at this site

6 other applications at this property, newest first.

Source: City of London

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

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