Postcode record · Westminster
SW1Y 4NW.
SW1Y 4NW has 1 known premises and 1 planning record — 1 approved of 1 decided (100%).
Postcode SW1Y 4NW · boundary not held, centred on the postcodeApprovedRefusedOther3 on the map — every match
At a glance · this postcodeWestminster profile →
1
Premises
known addresses (UPRNs)
1
Applications
1 decided
100%
Approval rate
1 approved · 0 refused
44 days
Median decision time
average 44 days · 1 dated decisions
0
EPC records
none recorded
3
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?
SW1Y 4NW has 1 known premises and 1 planning record — 1 approved of 1 decided (100%).
Premises
Name
Details
Planning
What happened?
1 planning application across the postcode; 1 approved of 1 decided (100%). Latest 1 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Installation of security locks to the entrance doors to 3 Regent Street, an internal cross-corridor door and internal doors from the entrance lobby to the ground floor. Installation of an automatic opening system to the external door.
Second Floor North British Columbia House 1 - 3 Regent Street London SW1Y 4NW · premises record
Officer Nikki Mitchell
Listed Building Consent Application
Approved
2025-07-09
Installation of security locks to the entrance doors to 3 Regent Street, an internal cross-corridor door and internal doors from the entrance lobby to the ground floor. Installation of an automatic opening system to the external door.
Second Floor North British Columbia House 1 - 3 Regent Street London SW1Y 4NW · premises record
Officer Nikki Mitchell
Approved
2025-07-09
More
Listed Building Consent Application
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 1 premises each one covers.
Designation
Coverage
Archaeological Priority Area
City of Westminster APA 2.5: Great Estates Summary and Definition The Great Estates APA covers an area bounded by Park Lane to the west, Green Park and St James’s Park to the south, Haymarket, Shaftesbury Avenue, Charing Cross Road and t · reference 76098 · covers 1 of 1 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 1 of 1 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Article 4 Direction Class E To C3 In Central Activities Zone · reference 23/00004/REG_4 · covers 1 of 1 premises. Some normally permitted changes may require planning permission.
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 1 of 1 premises. London Plan policies for the Central Activities Zone may apply.
Conservation Area
Regent Street · reference 08/01602/CONARA · covers 1 of 1 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Archaeological Priority Area
City of Westminster APA 2.5: Great Estates Summary and Definition The Great Estates APA covers an area bounded by Park Lane to the west, Green Park and St James’s Park to the south, Haymarket, Shaftesbury Avenue, Charing Cross Road and t · reference 76098 · covers 1 of 1 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 1 of 1 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Article 4 Direction Class E To C3 In Central Activities Zone · reference 23/00004/REG_4 · covers 1 of 1 premises. Some normally permitted changes may require planning permission.
Show all 5 rows
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 1 of 1 premises. London Plan policies for the Central Activities Zone may apply.
Conservation Area
Regent Street · reference 08/01602/CONARA · covers 1 of 1 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 1 applications in this postcode — the party who applied, not the owner or occupier.
Development
What could it become?
Planning precedent1 applications and 3 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
Planning Atlas ProOwnership, 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.