13 Harley Street London W1G 9QG Data via plota.co.uk

25/04782/LBC - Listed Building Consent Application Approved
Listed buildings

Proposal

Internal alterations throughout the building to include the construction of four demountable recording studio spaces within the lower ground floor and new double doors between the front and rear room of the first floor. Creation of new terrace areas at ground floor level within a lightwell and at the rear of the property. Installation of mechanical plant within associated enclosures within the lower ground floor pavement vaults; within the lower ground floor central lightwell; on the rear roof at first floor level; and at main roof level. (Linked with 25/04781/FULL) Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
11 Jul 2025
✓
Validated
30 Jul 2025
✓
Consultation
11 Aug 2025
✓
Approved
26 Sept 2025

Approved on 26 Sept 2025 · Delegated Decision · Last checked 28 Oct 2026

Documents 37

Decision & officer reports 2

PDF GRANT OF LISTED BUILDING CONSENT [PE] Decision Notice · 29 Sept 2025 View ↗ PDF DELEGATED REPORT Report · 29 Sept 2025 View ↗

Statements & assessments 4

PDF NOISE IMPACT ASSESSMENT Noise impact assessment · 30 Jul 2025 View ↗ PDF DESIGN & ACCESS STATEMENT Design and Access Statement · 11 Jul 2025 View ↗ PDF BUILT HERITAGE STATEMENT - 13 HARLEY STREET Heritage Statement · 11 Jul 2025 View ↗ PDF NOISE REPORT Noise impact assessment · 11 Jul 2025 View ↗

Plans & drawings 20

PDF PROPOSED CONDENSER ELEVATIONS-P1-CONDENSER ELEVATIONS 1-P2 Drawing · 30 Jul 2025 View ↗ PDF PROPOSED CONDENSER ELEVATIONS-P1-CONDENSER ELEVATIONS 2-P1 Drawing · 30 Jul 2025 View ↗ PDF PROPOSED FIRST FLOOR PLAN-P3 Drawing · 30 Jul 2025 View ↗ PDF PROPOSED LOWER GROUND FLOOR PLAN-P2. Drawing · 30 Jul 2025 View ↗ PDF PROPOSED ROOF PLAN-P2 Drawing · 30 Jul 2025 View ↗ PDF SITE LOCATION PLAN Location Plan · 11 Jul 2025 View ↗ PDF SITE BLOCK PLAN Drawing · 11 Jul 2025 View ↗ PDF 2018-NW-ZZ-00-DR-A-20400 - P1 Drawing · 11 Jul 2025 View ↗ PDF EXISTING FIRST FLOOR PLAN Drawing · 11 Jul 2025 View ↗ PDF EXISTING SECOND FLOOR PLAN Drawing · 11 Jul 2025 View ↗ PDF EXISTING THIRD FLOOR PLAN Drawing · 11 Jul 2025 View ↗ PDF EXISTING FOURTH FLOOR PLAN Drawing · 11 Jul 2025 View ↗ PDF EXISTING LOWER GROUND FLOOR Drawing · 11 Jul 2025 View ↗ PDF EXISTING ROOF PLAN Drawing · 11 Jul 2025 View ↗ PDF PROPOSED GROUND FLOOR PLAN Drawing · 11 Jul 2025 View ↗ PDF PROPOSED SECOND FLOOR PLAN Drawing · 11 Jul 2025 View ↗ PDF PROPOSED THIRD FLOOR Drawing · 11 Jul 2025 View ↗ PDF PROPOSED FOURTH FLOOR PLAN Drawing · 11 Jul 2025 View ↗ PDF TYPICAL STUDIO DETAILS Drawing · 11 Jul 2025 View ↗ PDF FIRST FLOOR DOOR DETAIL Drawing · 11 Jul 2025 View ↗

Application forms 1

PDF APPLICATION FORM REDACTED Application Form · 11 Jul 2025 View ↗

Consultation & comments 1

PDF CNSLT-CONSULTEE CLOUD STD Background Papers · 11 Aug 2025 View ↗

Other documents 9

PDF HISTORIC ENGLAND Other · 1 Oct 2025 View ↗ PDF HISTORIC ENGLAND Other · 21 Aug 2025 View ↗ PDF HISTORIC ENGLAND Other · 21 Aug 2025 View ↗ PDF ACK-GENERAL LETTER (G/P/C) Background Papers · 11 Aug 2025 View ↗ PDF SITE NOTICE 21 OR 28 DAYS IF T&C APPL. Background Papers · 11 Aug 2025 View ↗ PDF RECEIPT OF APPLICATION ACKREC · 15 Jul 2025 View ↗ PDF APPLICATION SUMMARY SHEET Background Papers · 15 Jul 2025 View ↗ PDF 1ST INVALID LETTER Background Papers · 15 Jul 2025 View ↗ PDF ATTACHMENT SUMMARY Background Papers · 11 Jul 2025 View ↗

All documents on the council site ↗

Associated applications 12

Site constraints 9

Grade II* listed: 13, Harley Street W1
List entry 1229991 · The pin is inside its outline · 52 more listed buildings within 150 m (3 Grade II*, 49 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 52 with distances
Historic England ↗
Harley Street 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 ↗
2 Article 4 directions
Article 4 Basement Development Permitted Rights Removed · Article 4 Direction Class E To C3 In Central Activities Zone. 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.
Also on the record
National infrastructure project 1654 m away: Thames Tideway Tunnel; Inside the City of Westminster built-up area; Public transport access: PTAL 6b (excellent), TfL 2023, for the 100 m square; Town centre 44 m away: West End.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 1 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.

Sales history 1

Last sold for £8,341,380 in March 2025. Other property, leasehold.

28 March 2025£8,341,380Recorded as a transfer outside a standard sale

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area697 m² (7,502 sq ft)
Energy ratingC (asset rating 72)
UseB1 Offices and Workshop businesses
HeatingHeating and Natural Ventilation

From the energy performance certificate lodged in June 2021, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Westminster
Application type
Listed Building Consent Application
Postcode
W1G 9QG
Received
11 Jul 2025
Validated
30 Jul 2025
Ward
Marylebone
Case officer
Show
Target decision
29 Sept 2025
Decision
Application Permitted
Decision date
26 Sept 2025
Decision level
Delegated Decision
Applicant
Show
Agent
New-works

How this decision compares

Decided in 58 days from validation, about the council's usual 57 days. Approved, as 90% of listed building works here are.

49%decided within 8 weeks
90%approved
2,227decided in the last year

Plota live figures for listed building works decided by Westminster in the last twelve months, from validation. Westminster decision record →

Public comments

No public comments yet.

Last counted 28 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-14147945
Planning Portal ref
PP-14147945
Comments by
10 Sept 2025
Site or press notice
11 Aug 2025
Env. assessment
No

Historical activity at this location

38 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2025
Details of decoration and Paint Analysis strategy; pursuant to conditon 5(1) of Listed Bu…
25/08449/ADLBC
2025 Approved
Details of a method statement and 1sq.m. sample panel of façade cleaning pursuant to Cond…
25/07372/ADLBC
2025
Detailed drawings all new chimneypieces (no fire grates proposed) pursuant to condition 5…
25/08261/ADLBC
2025
Details of floor build-up to the existing timber floor surfaces pursuant to condition 5 (…
25/08253/ADLBC
2025
Detail of new stone floor on the ground floor front entrance hall, including sample photo…
25/08256/ADLBC
2025
Detailed drawings of the new double-glazed windows at third and fourth floor levels pursu…
25/08030/ADLBC
2025
Detailed drawings of the timber screening to the rear of the ground floor terrace pursuan…
25/08007/ADFULL
2025
Detailed drawings, with a full-size section through the handrail of the reinstated balust…
25/07998/ADLBC
2025
Details of the design and location of CCTV cameras pursuant to condition 5 (6) of listed…
25/07661/ADLBC
2025
Details of a method statement and 1sq.m. sample panel of façade cleaning pursuant to cond…
25/07274/ADFULL
2025 Approved
Creation of new terrace areas at ground floor level within a lightwell and at the rear of…
25/04781/FULL
2021 Approved
Internal and external alterations to the building, including new lift from ground to thir…
21/02868/LBC
2021 Approved
Demolition of existing link structure and erection of replacement glazed link structure…
21/02867/FULL
Within ~100m

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2025
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2025 Approved
12 Harley Street London W1G 9PB
Installation of new handrails at no.8, 10 and 12; and repairs to existing front entrance…
25/04973/FULL
2025
14 Wigmore Place London W1U 2LX
Replacement of front entrance door; installation of insulation to external walls; removal…
25/06648/LBC
2025
14 Wigmore Place London W1U 2LX
Replacement of front entrance door; installation of slim line glazing to existing windows…
25/06647/FULL
2025
First Floor 15 Harley Street London W1G 9QQ
Re-orientation of an existing air handling unit (AHU) located on the rooftop of the moder…
25/06470/LBC
2025
First Floor 15 Harley Street London W1G 9QQ
Re-orientation of an existing air handling unit (AHU) located on the rooftop of the moder…
25/06469/FULL
2025
Cavendish House 18 Cavendish Square London W1G 0PJ
Removal of double doorway with surrounding frame and glazing, provision of matwell, refur…
25/06186/LBC
2025
13 Wigmore Place London W1U 2LX
Installation of ASHP at lower ground floor courtyard (retrospective). (Linked with 25/030…
25/03024/LBC
2025
13 Wigmore Place London W1U 2LX
Installation of ASHP at lower ground floor courtyard (retrospective). (Linked with 25/030…
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2025
4 Dean's Mews London W1G 9EF
Removal of the existing roof features and creation of a single storey extension, the exca…
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2025
4 Dean's Mews London W1G 9EF
Removal of the existing roof features and creation of a single storey extension, the exca…
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2025
Cavendish Square London
Display of non illuminated egg sculpture and plinth measuring 0.5m X 1.6m for a temporary…
25/00886/ADV
2025
14 Cavendish Square London W1G 9DB
Use of lower ground, ground, first, and second floors as a not-for-profit museum (Use Cla…
25/00722/FULL
2024
Queen Anne Street London
Establishment of a Heritage Partnership Agreement for works undertaken by or on behalf of…
25/00004/LBHPA
2024
18 Wigmore Street London W1U 2RG
Removal of condition 5 (D) of planning permission dated 19th April 2021 (RN:20/04541/FULL…
24/08041/FULL
2024
12 Harley Street London W1G 9PB
Installation of new handrails and replacement of existing front entrance steps at 8, 10 a…
24/07385/LBC
2024
12 Harley Street London W1G 9PB
Installation of new handrails and replacement of existing front entrance steps at 8, 10 a…
24/07384/FULL
2020 Refused
Flat 9 Harmont House 20 Harley Street London W1G 9PH
Use of Flat 9 as Psychological Health and Wellness Centre (Class C2)
20/02844/FULL
2020 Approved
14 Cavendish Square London W1G 9DB
Dual/alternative use of part basement, part ground floor and first to third floors as off…
20/02969/FULL
2019 Approved
27 Harley Street London W1G 9QP
Demolition of 27 Harley Street behind retained facade, excavation to create new lift pit…
19/04344/FULL
2019 Approved
29 Harley Street London W1G 9QR
Internal and alterations including breaches in the party walls to 27 Harley Street at low…
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2020 Refused
12-14 Wigmore Street London W1U 2DU
Display of two white box fascia signs with halo illuminated letters measuring 0.35m x 1.5…
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Westminster
Planning Authority Score
3.5/10
Below average
#221 of 296 councils
Relevant to this application:
Other 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
Source: MHCLG planning statistics · See full council rankings

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

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.