17 - 21 South Audley Street London W1K 2NY
Proposal
Details of new secondary glazing showing each window type, location, key details and relationship to the existing window and existing historic fabric pursuant to discharge of condtion 6 (part 5) of listed building consent dated 27th September 2023 (RN: 22/05005/LBC).
- Received
- 18 September 2026
- Decided
- 6 October 2026
- Public comments
- 0 · last counted 5 October 2026
- Council
- City of Westminster
Boundary © HM Land Registry, © Ordnance Survey · details
This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.
- ReceivedSubmitted18 Sep
- ValidatedValidated18 Sep
- Consult.Consultation
- TargetTarget Date
- DecidedDecided6 Oct
Decided in 18 days
This is a planning application for window replacement at 17 - 21 South Audley Street London W1K 2NY. Westminster has handled 26,489 applications of this type and approves 88% of them, typically deciding them in 54 days. This one was decided in 18 days, 5 weeks quicker than Westminster's median. The site is in the Mayfair conservation area, with 20 listed buildings nearby. There have been 58 other applications at this address. We hold 845 applications in total for the W1K postcode area.
Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Westminster
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
Track this application
Get email alerts when there is a planning decision or status change.
Get email alerts near W1K
New planning applications delivered to your inbox weekly.
Associated applications
- 202621 Sep
Details of reflected ceiling plans pursuant to condition 6 (part 10) of listed building consent dated 14…
PendingListed building consentFiled alongside26/06447/ADLBC - 202618 Sep
Details of new secondary glazing showing each window type, location, key details and relationship to the…
This applicationApprovedDischarge of conditions26/06405/ADLBC - 202615 Sep
Detailed drawings (scale 1:20 and 1:5) with method statements where indicated; of the new stairs, banisters…
ApprovedApplicationFiled alongside26/06322/ADLBC
Planning history at this site
20 other applications at this property, newest first.
- 20266 Oct
Detailed drawings (scale 1:20 and 1:5) with method statements where indicated; of the new coordinated service…
PendingAll Other26/06825/ADFULL - 20269 Sep
Details of new and retained floor, ceiling and wall construction and coverings; reflected ceiling plans…
PendingListed building consent26/06159/ADLBC - 20268 Sep
Details of detailed existing and proposed elevation drawings pursuant to condition 13 of listed building…
PendingApplication26/06145/ADLBC - 20261 Sep
Detailed drawings (scale 1:20 and 1:5) with method statements where indicated; of the new coordinated service…
PendingDischarge of conditions26/05846/ADLBC - 202625 Aug
Details of detailed existing and proposed internal elevations for the ground floor galleries within the…
PendingDischarge of conditions26/05845/ADLBC - 202625 Aug
Details of condition surveys, method statements and details (as specified below) prior to comencing works in…
ApprovedApplication26/05839/ADLBC - 202625 Aug
Alterations to boundary wall treatment between rear of 39 South Street and 17-22 South Audley Street and…
PendingListed building consent26/05157/LBC - 202624 Aug
Details of new external doors each type showing location and given key details with adjacent fabric pursuant…
ApprovedListed building consent26/05784/ADLBC - 202621 Aug
Detailed drawings of grilles/louvres, railings, balconies, each type showing location and giving key details…
ApprovedApplication26/05742/ADLBC - 202621 Aug
Detailed drawings (scale 1:20 and 1:5) with method statements where indicated; of the new and retained floor…
ApprovedApplication26/05760/ADLBC - 202621 Aug
Details of plaster condition survey with a method statement for the repair of plasterwork or its replacement…
PendingListed building consent26/05755/ADLBC - 202621 Aug
Details of a plaster condition survey with a method statement including a survey schedule of existing…
PendingListed building consent26/05752/ADLBC - 202621 Aug
Details of plaster condition survey with a method statement for the repair of plasterwork or its replacement…
ApprovedListed building consent26/05753/ADLBC - 202621 Aug
Details of plaster condition survey with a method statement for the repair of plasterwork or its replacement…
ApprovedListed building consent26/05754/ADLBC - 202620 Aug
Erection of a roof level boiler flue and associated works. (Linked with 26/05139/FULL
PendingListed building consent26/05140/LBC - 202620 Aug
Erection of a roof level boiler flue and associated works. (Linked with 26/05140/LBC
PendingFull26/05139/FULL - 202618 Aug
Details of survey schedule of existing structural timberwork and method statement pursuant to Condition 12…
ApprovedListed building consent26/05624/ADLBC - 202613 Aug
Removal of lower floorboards, installation of a new floor build-up, refurbishment and reinstatement of…
ApprovedListed building consent26/05507/LBC - 202613 Aug
Detailed drawings of the new glazed roof pursuant to condition 2 (B) of listed building dated 30th April 2026…
ApprovedDischarge of conditions26/05619/ADLBC - 202613 Aug
Detailed drawings of the new glazed roof pursuant to condition 12 (B) of planning permission dated 30th April…
ApprovedDischarge of conditions26/05513/ADFULL
Planning constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Mayfair
- Article 4 direction: Article 4 Basement Development Permitted Rights Removed+1 more
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (21)
flood storage areas, tree preservation orders, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.
A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.
Data © Crown copyright and others · sources and licences
Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.
© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-10-09. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.
© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.
© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.
Contains Ordnance Survey data © Crown copyright and database right 2026.
Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.
What's been approved on your street?
See what the council approved and refused near this address for the project you have in mind, and the rules that apply here.