124 - 126 Horseferry Road London SW1P 2TX Data via plota.co.uk

25/05597/CLLB - Cert of Law - Prposed works to LB Approved

Proposal

Replacement of two wire glass panes at third floor level on the north facade. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
11 Aug 2025
✓
Validated
16 Sept 2025
✓
Approved
30 Oct 2025

Approved on 30 Oct 2025 · Delegated Decision · Last checked 18 Oct 2026

Site constraints 10

Grade II listed: 124-126 Horseferry Road
List entry 1479017 · The pin is inside its outline · 9 more listed buildings within 150 m (1 Grade II*, 8 Grade II)
Listed building consent is needed for work that affects the special interest of a listed building, inside or out, on top of planning permission. Setting can be a consideration for buildings nearby; there is no fixed radius.
Show the other 9 with distances
Historic England ↗
Flood zone 3, rivers and sea
High chance: a 1 in 100 or greater annual chance from rivers, or 1 in 200 from the sea. Any development here needs a flood risk assessment. Defences are not counted.
The Environment Agency flood map for planning. Homes in zone 3 must also pass the sequential test. Surface water flooding is a separate map.
Flood map ↗
Article 4 direction
Article 4 Basement Development Permitted Rights Removed. Named permitted development rights are withdrawn here.
An Article 4 direction withdraws particular permitted development rights, so work that would normally need no application needs one here. Not every council has published its directions.
Archaeological priority area: City of Westminster APA 2.8
An assessment or field evaluation may be asked for before ground works.
The council or Historic England considers archaeology likely here. A desk-based assessment, and sometimes trial trenching, can be asked for with the application.
Air quality management area: Westminster AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
National infrastructure project 310 m away: Thames Tideway Tunnel
The site is 310 m from the project boundary. Waste water treatment, decided. The project page says whether consent was granted. Also within 2 km: London Strategic Heat Main Project (at pre-application, 435 m).
Nationally significant infrastructure projects (power stations, electricity lines, pipelines, major roads and railways, harbours, airports and reservoirs) are consented by a Secretary of State under the Planning Act 2008, after an examination by the Planning Inspectorate, rather than by the council. The boundary is the one the Inspectorate consults on and can change as the scheme does. Projects are shown within 2 km of the site.
Planning Inspectorate project page ↗
Central activities zone
The core of central London in the London Plan.
Offices, culture and the other strategic functions of the centre take priority over new housing here.
Also on the record
Conservation area 30 m away: Medway Street; Inside the City of Westminster built-up area; Public transport access: PTAL 6a (excellent), TfL 2023, for the 100 m square.
Not affected
Not green belt · No scheduled monument at the site

Checked on 2 November 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Building

Floor area14,309 m² (154,021 sq ft)
Energy ratingE (asset rating 118)
UseOffices and Workshop Businesses
HeatingAir Conditioning

From the energy performance certificate lodged in March 2026, the latest held for this property. The building may have changed since. View the certificate

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Important details

Application type
Cert of Law - Prposed works to LB
Postcode
SW1P 2TX
Received
11 Aug 2025
Validated
16 Sept 2025
Ward
St James's
Case officer
Show
Target decision
30 Oct 2025
Decision
Application Permitted
Decision date
30 Oct 2025
Decision level
Delegated Decision
Agent
DP9

How this decision compares

Decided in 44 days from validation, 9 days faster than Westminster's median of 53 for lawful development certificates. Approved, as 80% of lawful development certificates here are.

63%decided within 8 weeks
80%approved
211decided in the last year

Plota live figures for lawful development certificates decided by Westminster in the last twelve months, from validation. Westminster decision record →

Public comments

No public comments yet.

65 neighbours consulted · Last counted 18 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-13850246
Planning Portal ref
PP-13850246
Comments by
29 Oct 2025
Site or press notice
8 Oct 2025
Env. assessment
No
Westminster
Planning Authority Score
3.5/10
Below average
#221 of 296 councils
Relevant to this application:
Householder decisions

Westminster is slower than most councils at deciding householder applications, ranking #258 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Westminster is also one of the strictest councils - it refuses more householder applications than almost any other, with only 81% approved vs 90% nationally.

One of the strictest councils
only 81% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Westminster decision statistics
Based on MHCLG data, the year to March 2026
86%
Overall approval rate
Below avg (87%) #201 of 296
81%
Householder approved
Below avg (90%) #277 of 296
44%
Decided in 8 weeks
Below avg (63%) #258 of 296
28%
Extended time limit
Below avg (41%) #46 of 296
83%
Minor dwellings approved
12 decided (1-9 homes)
67%
Major dwellings approved
3 decided (10+ homes)
81%
Change of use approved
133 decided
4,602
Total decisions
648 refused in the year to March 2026

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.