Parliamentary Estate Parliament Street London SW1A 2NU
Approved on 17 July 2026
Proposal
Excavation of trial trenches within and adjacent to the Northern Parliamentary Estate. (Linked with 26/03093/FULL)
- Received
- 11 May 2026
- Council
- City of Westminster
- Ward
- St James's
- ReceivedReceived11 May
- ValidatedValidated11 May
- Consult.Consultation
- TargetTarget Date6 Jul
- DecidedDecided17 Jul
Decided in 67 days (council typically 49)
About this application
This is a heritage application at Parliamentary Estate Parliament Street London SW1A 2NU. Westminster has handled 2,677 applications of this type. This one was decided in 67 days, 3 weeks longer than Westminster's typical decision time. The site is in the Whitehall conservation area, with 19 listed buildings nearby. There have been 4 other applications at this address. In the past year there have been 478 applications across St James's. We hold 1,261 applications in total for the SW1A postcode area.
93% of heritage 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
- SW1A 2NU
- Application type
- Listed Building Consent Application
- Scale / size
- Small
Planning application dates
- Date validated
- 11 May 2026
- Consultation expiry
- 17 June 2026
- Target decision date
- 6 July 2026
Applicant and agent
- Agent
- House of Commons
- Agent address
- House of Commons Palace of Westminster Westminster London SW1A 0AA United Kingdom
Planning decision
- Statutory period
- 56 days
Publicity
- Last advertised
- 27 May 2026
- Advertisement expiry
- 17 June 2026
Site constraints
Designations that overlap or adjoin the site outline.
- Flood zone 3: High probability (rivers and sea)
- Conservation area: Whitehall
- 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.
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
- 202629 Jul
Amendments to planning permission dated 17 July 2026 (RN: 26/03093/FULL
ApprovedNon-material amendmentAmendment26/05113/NMA - 202611 May
Excavation of trial trenches within and adjacent to the Northern Parliamentary Estate. (Linked with…
ApprovedFull Planning Permission ApplicationPart of26/03093/FULL - 202611 May
Excavation of trial trenches within and adjacent to the Northern Parliamentary Estate. (Linked with…
This applicationApprovedListed building consent26/03094/LBC
Planning history at this site
2 other applications at this property, newest first.
- 202623 Apr
Installation of a borehole and associated works, including plant and pipework, with internal basement…
ApprovedListed building consent26/02700/LBC - 202623 Apr
Installation of a borehole and associated works, including plant and pipework, with internal basement…
ApprovedFull Planning Permission Application26/02699/FULL
Source: Westminster
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Around this site
Nearby applications
- 1 Parliament Street London SW1A 2NE07/03999/LBC · HeritageApproved0.0 mi
- Parliamentary Estate Parliament Street London SW1A 2NU26/02699/FULL · FullApproved0.0 mi
- Parliamentary Estate Parliament Street London SW1A 2NU26/02700/LBC · HeritageApproved0.0 mi
- Parliamentary Estate Parliament Street London SW1A 2NU26/03093/FULL · FullApproved0.0 mi
- 1 Parliament Street London SW1A 2NE25/02252/LBC · HeritageApproved0.0 mi
For applicants and trades
Contractors near this project
- Avent Roofing ServicesVerifiedWestminsterRoofing0.8 mi
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman1.7 mi
- Orient Construction Consultancy LimitedVerifiedLondon3.9 mi
- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering4.4 mi
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