Postcode record · Westminster
SW1Y 5LP.
SW1Y 5LP has 17 known premises and 9 planning records — 7 approved of 8 decided (87.5%).
Postcode SW1Y 5LP · boundary not held, centred on the postcodeApprovedRefusedOther30 on the map — every match
At a glance · this postcodeWestminster profile →
17
Premises
known addresses (UPRNs)
9
Applications
8 decided
87.5%
Approval rate
7 approved · 1 refused
51 days
Median decision time
average 52 days · 8 dated decisions
0
EPC records
none recorded
30
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 5LP has 17 known premises and 9 planning records — 7 approved of 8 decided (87.5%).
Premises
Name
Details
UPRN 10033540313
UPRN 10033556972
UPRN 10033585235
UPRN 10033585238
UPRN 10033585241
UPRN 10033588430
UPRN 10033588441
UPRN 10033602602
UPRN 10033616434
UPRN 10033618597
UPRN 10033540313
UPRN 10033556972
UPRN 10033585235
Show all 10 rows
UPRN 10033585238
UPRN 10033585241
UPRN 10033588430
UPRN 10033588441
UPRN 10033602602
UPRN 10033616434
UPRN 10033618597
Planning
What happened?
9 planning applications across the postcode; 7 approved of 8 decided (87.5%). Latest 9 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Display of two non-illuminated flags mounted on projecting poles affixed to the front elevation at ground floor level, positioned either side of the main entrance.
29 Pall Mall London SW1Y 5LP · premises record
Officer Nikki Mitchell
Advert Application (ADV)
Refused
2026-03-09
Installation of a fire curtain at ground floor level; replacement of a previously approved half-height balustrade with full height FD90 fire-rated partitions; substitution of standard glazing with EI90 fire-rated glazing; and installation of glass smoke fins at lower ground floor level.
27 Pall Mall London SW1Y 5LP · premises record
Officer Nikki Mitchell
Listed Building Consent Application
Approved
2025-05-08
Display of one non-illuminated 3D lettering signage measuring 1.4m x 0.42m applied to the central transom of the ground floor facade. (Site includes 24 - 25 St James's Square).
27 Pall Mall London SW1Y 5LP · premises record
Officer Nikki Mitchell
Advert Application (ADV)
Not required
2025-03-04
Display of one non-illuminated 3D lettering signage measuring 1.4m x 0.42m applied to the central transom of the ground floor facade (Site includes 24 - 25 St James's Square).
27 Pall Mall London SW1Y 5LP · premises record
Officer Nikki Mitchell
Listed Building Consent Application
Approved
2025-03-04
Use of part lower ground floor and part mezzanine floor for use as either offices (Class B1) retail (Class A1) or financial and professional (Class A2) use.
29 Pall Mall London SW1Y 5LP · premises record
Officer Melissa Williams
Full Planning Permission Application
Approved
2001-10-22
APPROVAL OF DETAILS PURSUANT TO THE GRANTING OF PLANNING PERMISSION DATED 17/11/97 - CONDITIONS 1:LOCATION & DESIGN OF DOOR HANDLES
21 Pall Mall London SW1Y 5LP · premises record
Officer Lauren Good
Approval of Details (Full PP)
Approved
1998-05-05
INSTALLATION OF 2 PAYPHONE KIOSKS
Payphone Site Outside 27 Pall Mall London SW1Y 5LP · premises record
Officer Kieran Bartlett
Applic. to determine telecom. equipment
Approved
1997-11-18
REPLACEMENT OF EXISTING METAL/GLASS DOUBLE DOOR & SIDE SCREENS IN CONJUNCTION WITH PROVISION OF ACCESS FOR PEOPLE WITH DISABILITIES;LOW LEVEL GRD FLR PRIVACY FILM TO WINDOWS
21 Pall Mall London SW1Y 5LP · premises record
Officer Lauren Good
Full Planning Permission Application
Approved
1997-08-18
Internal alterations to the lower ground, ground and mezzanine floor levels including new connecting staircases linking the ground floor level entrance at 27 Pall Mall to the main ground floor offices at 24 St James's Square, and new connecting staircase linking the ground floor to the lower ground floor level of 27 Pall Mall (Site includes 24 - 25 St James's Square).
27 Pall Mall London SW1Y 5LP · premises record
Officer Nikki Mitchell
Listed Building Consent Application
Approved
—
Display of two non-illuminated flags mounted on projecting poles affixed to the front elevation at ground floor level, positioned either side of the main entrance.
29 Pall Mall London SW1Y 5LP · premises record
Officer Nikki Mitchell
Refused
2026-03-09
More
Advert Application (ADV)
Installation of a fire curtain at ground floor level; replacement of a previously approved half-height balustrade with full height FD90 fire-rated partitions; substitution of standard glazing with EI90 fire-rated glazing; and installation of glass smoke fins at lower ground floor level.
27 Pall Mall London SW1Y 5LP · premises record
Officer Nikki Mitchell
Approved
2025-05-08
More
Listed Building Consent Application
Display of one non-illuminated 3D lettering signage measuring 1.4m x 0.42m applied to the central transom of the ground floor facade. (Site includes 24 - 25 St James's Square).
27 Pall Mall London SW1Y 5LP · premises record
Officer Nikki Mitchell
Not required
2025-03-04
More
Advert Application (ADV)
Show all 9 rows
Display of one non-illuminated 3D lettering signage measuring 1.4m x 0.42m applied to the central transom of the ground floor facade (Site includes 24 - 25 St James's Square).
27 Pall Mall London SW1Y 5LP · premises record
Officer Nikki Mitchell
Approved
2025-03-04
More
Listed Building Consent Application
Use of part lower ground floor and part mezzanine floor for use as either offices (Class B1) retail (Class A1) or financial and professional (Class A2) use.
29 Pall Mall London SW1Y 5LP · premises record
Officer Melissa Williams
Approved
2001-10-22
More
Full Planning Permission Application
APPROVAL OF DETAILS PURSUANT TO THE GRANTING OF PLANNING PERMISSION DATED 17/11/97 - CONDITIONS 1:LOCATION & DESIGN OF DOOR HANDLES
21 Pall Mall London SW1Y 5LP · premises record
Officer Lauren Good
Approved
1998-05-05
More
Approval of Details (Full PP)
INSTALLATION OF 2 PAYPHONE KIOSKS
Payphone Site Outside 27 Pall Mall London SW1Y 5LP · premises record
Officer Kieran Bartlett
Approved
1997-11-18
More
Applic. to determine telecom. equipment
REPLACEMENT OF EXISTING METAL/GLASS DOUBLE DOOR & SIDE SCREENS IN CONJUNCTION WITH PROVISION OF ACCESS FOR PEOPLE WITH DISABILITIES;LOW LEVEL GRD FLR PRIVACY FILM TO WINDOWS
21 Pall Mall London SW1Y 5LP · premises record
Officer Lauren Good
Approved
1997-08-18
More
Full Planning Permission Application
Internal alterations to the lower ground, ground and mezzanine floor levels including new connecting staircases linking the ground floor level entrance at 27 Pall Mall to the main ground floor offices at 24 St James's Square, and new connecting staircase linking the ground floor to the lower ground floor level of 27 Pall Mall (Site includes 24 - 25 St James's Square).
27 Pall Mall London SW1Y 5LP · premises record
Officer Nikki Mitchell
Approved
—
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 17 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 17 of 17 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 17 of 17 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 17 of 17 premises. Some normally permitted changes may require planning permission.
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 17 of 17 premises. London Plan policies for the Central Activities Zone may apply.
Conservation Area
St James's · reference CONARA/1330 · covers 17 of 17 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 17 of 17 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 17 of 17 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 17 of 17 premises. Some normally permitted changes may require planning permission.
Show all 5 rows
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 17 of 17 premises. London Plan policies for the Central Activities Zone may apply.
Conservation Area
St James's · reference CONARA/1330 · covers 17 of 17 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 9 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Case officer on 5 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 5 applications
Case officer on 2 applications
Case officer on 1 application
Show all 4 rows
Case officer on 1 application
Development
What could it become?
Planning precedent9 applications and 30 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.