5 Fitzhardinge Street London W1H 6ED Data via plota.co.uk

26/02325/ADLBC - Approval of Details (ADLBC) Approved

Proposal

Details of all new and replacement window types with details including glazing bar profiles at 1:2 or 1:1, including any existing context for comparison, detailed sections and showing the context of the existing brick reveal, details of glazing bars and existing and proposed sections, detail must be provided which should include timber frames that are in keeping with historic timber profiles found at the building, details of the dimensions of the ASHP and details of the materiality and treatment of the associated acoustic enclosure in the form of photographs, condition surveys, method statements and details (as specified below) prior to commencing works in relation to the existing and proposed floor build ups, strategy for historic floor boards - floor boards detailed repair written methodology to demonstrate that any associated works would be sensitively carried out without harm to historic fabric and the special interest, existing condition survey and heritage assessment, and proposed drawings of the rear french door at first floor of the principal building, which must be sympathetic to the special interest of the building, A survey schedule of existing fireplaces with a method statement for their repair and refurbishment and details of any new proposed railings at rear courtyard pursuant to conditions 6, 7, 8, 9, 10, 11 (a-d) and 12 of listed building consent dated 22nd April 2025 (RN:) Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
31 Mar 2026
✓
Validated
20 Aug 2026
✓
Approved
24 Aug 2026

Approved on 24 Aug 2026 · Delegated Decision · Last checked 24 Sept 2026

Associated applications 2

  • Part of

    Listed buildingcouncil archive

    Conditions 6, 7, 8, 9, 10, 11, 12 discharged

    • ConditionsDetails of all new and replacement window types with details including glazing bar profiles…This application26/02325/ADLBC

Site constraints 10

Grade II listed: 2-5, Fitzhardinge Street W1
List entry 1066793 · The pin is inside its outline · 26 more listed buildings within 150 m (1 Grade II*, 25 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 26 with distances
Historic England ↗
Portman Estate conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
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.
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 ↗
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.
Registered park or garden 72 m away: Portman Square and Manchester Square
Its setting is a consideration for work nearby.
Registered parks and gardens, battlefields, world heritage sites and protected wrecks are designated heritage assets: harm needs clear and convincing justification.
Historic England ↗
Also on the record
National infrastructure project 51 m away: London Strategic Heat Main Project, at pre-application; Inside the City of Westminster built-up area; Public transport access: PTAL 6b (excellent), TfL 2023, for the 100 m square; Town centre 33 m away: Baker Street (part).
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 6 October 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 area60 m² (646 sq ft)
Energy ratingC (75 out of 100)
PropertyMid-terrace flat, 2 habitable rooms
Built1950 to 1966
HeatingCommunity scheme
WallsCavity wall, as built, no insulation (assumed)

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

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Important details

Application type
Approval of Details (ADLBC)
Postcode
W1H 6ED
Received
31 Mar 2026
Validated
20 Aug 2026
Ward
Marylebone
Case officer
Show
Target decision
15 Oct 2026
Decision
Application Permitted
Decision date
24 Aug 2026
Decision level
Delegated Decision
Agent
Gort Scott

Public comments

No public comments yet.

Last counted 24 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

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.