57 Harley Street London W1G 8QS Data via plota.co.uk

26/04231/FULL - Full Planning Permission Application Pending
Commercial & major worksExtensions & alterations

Proposal

Erection of rooftop plant and acoustic enclosure. Data via plota.co.uk

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View original council record ↗

Application progress

✓
Received
26 Jun 2026
Decision
Awaiting decision

This application is under consideration - no decision has been issued yet.

Documents 11

Statements & assessments 4

PDF DESIGN STATEMENT Design and Access Statement · 26 Jun 2026 View ↗ PDF HERITAGE STATEMENT Heritage Statement · 26 Jun 2026 View ↗ PDF SUSTAINABILITY STATEMENT Background Papers · 26 Jun 2026 View ↗ PDF ENVIRONMENTAL NOISE ASSESSMENT Acoustic report · 26 Jun 2026 View ↗

Plans & drawings 4

PDF LOCATIONPLAN Location Plan · 26 Jun 2026 View ↗ PDF LOCATION AND BLOCK PLAN Location Plan · 26 Jun 2026 View ↗ PDF SECTIONS Drawing · 26 Jun 2026 View ↗ PDF EXISTING AND PROPOSED ELEVATIONS Drawing · 26 Jun 2026 View ↗

Application forms 1

PDF APPLICATIONFORMREDACTED Application Form · 26 Jun 2026 View ↗

Other documents 2

PDF RECEIPT OF APPLICATION Other · 29 Jun 2026 View ↗ PDF SITELOCATION Background Papers · 26 Jun 2026 View ↗

All documents on the council site ↗

Other new applications on this street

62 Harley Street London W1G 7HA

Installation of condenser units at external basement vaults with acoustic louver...

26/04012/LBC - 18 Jun 2026

37 Harley Street London W1G 8QG

Installation of two air condenser units within acoustic enclosure to front light...

26/03518/LBC - 28 May 2026

13 Harley Street London W1G 9QG

Details of new double-glazed windows at third and fourth floor levels pursuant t...

26/03398/ADLBC - 22 May 2026

66 Harley Street London W1G 7HD

Installation of two non-illuminated plaques, measuring 30cm x 20cm.

26/03067/LBC - 11 May 2026

Nearby new applications

6 Upper Wimpole Street London W1G 6LG

Details (photographs and/or manufacturers' specifications) of the external facin...

26/04499/ADFULL - 6 Jul 2026

63 - 65 Portland Place London W1B 1QR

Details of a management plan pursuant to condition 6 of planning permission date...

26/04498/ADFULL - 6 Jul 2026

1 Princes Street London W1B 2LA

Installation of new louvre

26/04424/FULL - 3 Jul 2026

8 Bentinck Street London W1U 2BJ

Details of a sample panel of new brickwork pursuant to Condition 8 of planning p...

26/04437/ADFULL - 3 Jul 2026

4 Marylebone Mews London W1G 8PY

Internal refurbishment of existing Studio Mews house including replacement of gl...

26/04440/LBC - 3 Jul 2026

4 Marylebone Mews London W1G 8PY

Internal refurbishment of existing Studio Mews house including replacement of gl...

26/04439/FULL - 3 Jul 2026

Important details

Council
Westminster
Application type
Full Planning Permission Application
Postcode
W1G 8QS
Received
26 Jun 2026
Validated
26 Jun 2026
Ward
Marylebone
Case officer
Track to view
Target decision
21 Aug 2026
Applicant
Track to view
Agent
Andrew Neil Associates Ltd

Consultation & key dates

Alt. reference
PP-15040326
Env. assessment
No

Historical activity at this location

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

This property

Previous applications at this address

2025
Details of brick sample panel pursuant to condition 5 of planning permission dated 23rd O…
25/08306/ADFULL
2025
Relocation of the residential (Class C3) space from the part ground and basement floors t…
25/02646/FULL
2025 Approved
Details of Code of Construction Practice pursuant to condition 3 of planning permission d…
25/01706/ADFULL
2024
Details of a biodiversity management plan in relation to the extensive green roof pursuan…
24/08753/ADFULL
2024 Withdrawn
Use of part of second floor and full third floor to be incorporated into existing fourth…
24/02708/FULL
2023 Refused
Erection of a first floor rear extension, increase in height of existing rear ground floo…
23/06106/FULL
2023 Approved
Erection of a single storey extension at rear ground floor level; increase in height of e…
23/06128/FULL
2023
Erection of a basement extension to provide additional medical (Class E(e)) floorspace.
23/06596/FULL
2022 Withdrawn
Infill of existing rear lightwell at basement and first floor, infill of rear ground floo…
22/08133/FULL
2022 Approved
Infilling of central lightwell and installation of new passenger lift and shaft.
22/03917/FULL
Within ~100m

Nearby activity

2025 Withdrawn
4 Mansfield Mews London W1G 9NL
Partial removal of existing roof to create new roof terrace, accessible via a new stair w…
25/05099/FULL
2025 Withdrawn
4 Mansfield Mews London W1G 9NL
Partial removal of existing roof to create new roof terrace, accessible via a new stair w…
25/05100/LBC
2025
2 Mansfield Mews London W1G 9NL
Replacement of existing glass roof finish with a zinc covering.
25/06964/FULL
2025 Refused
30 Queen Anne Street London W1G 8HX
Erection of an infill extension at basement and ground floor level, Installation of a new…
25/05505/FULL
2025
43 - 49 Harley Street London W1G 8BT
Installation of support beam to facilitate failing beam at ground floor level (45 Harley…
25/06693/LBC
2025
9 Mansfield Street London W1G 9NZ
Change of Use from office (Class E) to residential (Use Class C3), refurbishment and reco…
25/06412/FULL
2025
9 Mansfield Street London W1G 9NZ
Change of Use from office (Class E) to residential (Use Class C3), refurbishment and reco…
25/06413/LBC
2025 Approved
Suite 1 Lower Ground Floor 73 - 75 Harley Street London W1G 8QJ
Additon of a attenuation to an existing chiller and air ventilation system in the middle…
25/04045/LBC
2025 Approved
2 Wimpole Mews London W1G 8PE
Replacement of existing garage door with window at ground floor level to the front facade…
25/03973/LBC
2025 Approved
2 Wimpole Mews London W1G 8PE
Replacement of existing garage door with window at ground floor level to the front facade…
25/03972/FULL
2025 Approved
43 - 49 Harley Street London W1G 8BT
Repositioning of four air conditioning condenser units in the inner light-well and at the…
25/01884/FULL
2025
15 Mansfield Street London W1G 9NH
Installation of a dumbwaiter from basement to first-floor level.
25/02948/LBC
2025
15 Mansfield Street London W1G 9NH
Internal fit-out works.
25/00664/LBC
2024
9 Mansfield Street London W1G 9NZ
Limited demolition, strip out and investigative works to 9 Mansfield Street and 6 Mansfie…
24/09052/LBC
2024
40 Harley Street London W1G 9PP
Installation of plant to roof within two acoustic enclosures, with associated pipework to…
24/07276/FULL
2024
22 Wimpole Street London W1G 8GP
Installation of one air conditioning unit to rear lightwell
24/06157/FULL
2024 Approved
9 Mansfield Street London W1G 9NZ
Removal of High Risk ACM's ( Asbestos Containing Materials ) that have been identified wi…
24/04574/LBC
2024
18 Wimpole Street London W1G 8GD
Installation of an air conditioning unit within the ground floor courtyard. (Linked to 24…
24/06093/LBC
2024
18 Wimpole Street London W1G 8GD
Installation of an air conditioning unit within the ground floor courtyard. (Linked to 24…
24/06092/FULL
2024
29 Wimpole Street London W1G 8GP
Doff cleaning of the terra cotta elements of the New Cavendish Street and Wimpole Street…
24/06035/LBC
2021 Refused
29 Wimpole Street London W1G 8GP
Internal refurbishment works to second floor flat, including re-plastering walls and ceil…
21/03384/LBC
2021 Approved
9 Mansfield Street London W1G 9NZ
Display for a temporary period of six months of a non-illuminated estate agent board atta…
21/02799/AD7
2021 Approved
31 Wimpole Street London W1G 8GS
Replacement of existing pavement lights and repairs.
21/02735/LBC
2021 Approved
73 - 75 Harley Street London W1G 8QJ
Renewal of display of non-illuminated estate agent board measuring 0.45m x 0.6m attached…
21/02320/AD7
2021 Approved
16A Harley Place London W1G 8LZ
5 x yew trees (T1-5): fell3 x crab apple (T6-T8): crown reduce by 1m and shape
21/00635/TCA
Westminster
Planning Authority Score
3.7/10
Below average
#209 of 292 councils
Relevant to this application:
Householder decisions

Westminster is slower than most councils at deciding householder applications, ranking #227 out of 292. Only 27% of applications have the time limit extended, well below the 40% 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 79% approved vs 90% nationally.

One of the strictest councils
only 79% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Westminster decision performance
Based on MHCLG data, 2025
86%
Overall approval rate
Below avg (87%) #200 of 292
79%
Householder approved
Below avg (90%) #279 of 292
53%
Decided in 8 weeks
Below avg (64%) #227 of 292
27%
Extended time limit
Below avg (40%) #43 of 292
86%
Minor dwellings approved
14 decided (1-9 homes)
67%
Major dwellings approved
3 decided (10+ homes)
86%
Change of use approved
140 decided
4,828
Total decisions
669 refused in 2025
Source: MHCLG planning statistics · See full council rankings