Postcode record · Westminster
SW1A 2AD.
SW1A 2AD has 2 known premises and 5 planning records — 2 approved of 2 decided (100%).
Postcode SW1A 2AD · boundary not held, centred on the postcodeApprovedRefusedOther5 exact5 on the map — every match
At a glance · this postcodeWestminster profile →
2
Premises
known addresses (UPRNs)
5
Applications
2 decided
100%
Approval rate
2 approved · 0 refused
0
EPC records
none recorded
5
Mapped applications
inside the postcode shape
Postcode unit boundary from Ordnance Survey; premises and applications inside it. Aggregates describe the area, not any single premises.
Property
What is it?
SW1A 2AD has 2 known premises and 5 planning records — 2 approved of 2 decided (100%).
Premises
Name
Details
UPRN 10033547598
UPRN 100023336957
UPRN 10033547598
UPRN 100023336957
Planning
What happened?
5 planning applications across the postcode; 2 approved of 2 decided (100%). Latest 5 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Installation of new and replacement of external CCTV Cameras.
12 Downing Street London SW1A 2AD · premises record
Listed Building Consent Application
Pending
2026-04-29
Internal alterations.
12 Downing Street London SW1A 2AD · premises record
Listed Building Consent Application
Approved
2020-11-13
Demolition of lightwell aluminium framed internal partitions, installation of new ICT services and rationalising and removal of redundant ICT services, erection of new secure screen and lobby along with new suspended ceiling, lighting etc and installation of new access control pad and CCTV camera externally.
12 Downing Street London SW1A 2AD · premises record
Listed Building Consent Application
Approved
2014-08-15
PROJECT MALLARD
12 Downing Street London SW1A 2AD · premises record
Crown Proposal (Circular 1884 Procedure)
Withdrawn
1998-05-28
Alterations to internal partition walls.
12 Downing Street London SW1A 2AD · premises record
Listed Building Consent
Unknown
—
Installation of new and replacement of external CCTV Cameras.
12 Downing Street London SW1A 2AD · premises record
Pending
2026-04-29
More
Listed Building Consent Application
Internal alterations.
12 Downing Street London SW1A 2AD · premises record
Approved
2020-11-13
More
Listed Building Consent Application
Demolition of lightwell aluminium framed internal partitions, installation of new ICT services and rationalising and removal of redundant ICT services, erection of new secure screen and lobby along with new suspended ceiling, lighting etc and installation of new access control pad and CCTV camera externally.
12 Downing Street London SW1A 2AD · premises record
Approved
2014-08-15
More
Listed Building Consent Application
Show all 5 rows
PROJECT MALLARD
12 Downing Street London SW1A 2AD · premises record
Withdrawn
1998-05-28
More
Crown Proposal (Circular 1884 Procedure)
Alterations to internal partition walls.
12 Downing Street London SW1A 2AD · premises record
Unknown
—
More
Listed Building Consent
Building control
Building-control records are not yet collected for Westminster — the register is being gathered borough by borough (held so far: Lambeth, Brent, Ealing, Westminster, City and others).
Place
What affects it?
Every mapped designation touching a premises in this postcode, with how many of its 2 premises each one covers.
Designation
Coverage
Archaeological Priority Area
City of Westminster APA 1.1: Westminster and Whitehall Summary and Definition The APA includes the Houses of Parliament, Westminster Abbey, St Margaret’s Church, 10 Downing Street, the Banqueting House and all the other buildings on either side of W · reference 77082 · covers 2 of 2 premises. Groundworks may require archaeological assessment or investigation.
Article 4 Direction Area
Article 4 Basement Development Permitted Rights Removed · reference 23/00006/REG_4 · covers 2 of 2 premises. Some normally permitted changes may require planning permission.
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 2 of 2 premises. London Plan policies for the Central Activities Zone may apply.
Conservation Area
Whitehall · reference CONARA/1340 · covers 2 of 2 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Archaeological Priority Area
City of Westminster APA 1.1: Westminster and Whitehall Summary and Definition The APA includes the Houses of Parliament, Westminster Abbey, St Margaret’s Church, 10 Downing Street, the Banqueting House and all the other buildings on either side of W · reference 77082 · covers 2 of 2 premises. Groundworks may require archaeological assessment or investigation.
Article 4 Direction Area
Article 4 Basement Development Permitted Rights Removed · reference 23/00006/REG_4 · covers 2 of 2 premises. Some normally permitted changes may require planning permission.
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 2 of 2 premises. London Plan policies for the Central Activities Zone may apply.
Show all 4 rows
Conservation Area
Whitehall · reference CONARA/1340 · covers 2 of 2 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Nearby postcodes and streets
Walk to the next area — linked where the Atlas has a record for it (pilot borough only for now).
People
Who is involved?
Named on the latest 5 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Agent on 2 applications
Agent on 1 application
Agent on 1 application
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Show all 9 rows
Agent on 2 applications
Agent on 1 application
Agent on 1 application
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Development
What could it become?
Planning precedent5 applications and 5 mapped decisions in this postcode — precedent for what has been permitted and refused here.
EnergyNo EPC records joined yet.
What is not assertedNo capacity, value or ownership claim is made at area level; those belong to individual premises records and their evidence.
Intent signals
The Developer PlanOwnership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
No intent signal is currently recorded in this postcode.
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.