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13 Harley Street London W1G 9QG

25/08261/ADLBCApproval of Details (ADLBC)Approved
Discharge / amendments

Approved on 20 February 2026

Approximate site (title boundary)
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.

Proposal

Detailed drawings all new chimneypieces (no fire grates proposed) pursuant to condition 5 (5) of listed building consent dated 29th September 2025 (RN:25/04782).

Received
12 November 2025
Ward
Marylebone
  1. Received12 Nov
  2. Validated12 Nov
  3. Consult.
  4. Target7 Jan
  5. Decided20 Feb

Decided in 100 days (council typically 49)

About this application

This is an application to discharge conditions at 13 Harley Street London W1G 9QG. Westminster has handled 3,063 applications of this type. This one was decided in 100 days, 7 weeks longer than Westminster's typical decision time. The site is in the Harley Street conservation area, with 19 listed buildings nearby. There have been 5 other applications at this address. In the past year there have been 171 applications across Marylebone. We hold 590 applications in total for the W1G postcode area.

92% of conditions applications at City of Westminster were approved. Across all application types, the council typically decides in about 7 weeks (median).

Based on decided applications received in the last 3 years.See what's approved near your address

Application details

Postcode
W1G 9QG
Application type
Approval of Details (ADLBC)
Scale / size
Small

Planning application dates

Date validated
12 November 2025
Target decision date
7 January 2026

Applicant and agent

Agent
New-works
Agent address
Cocoa 311 The Biscuit Factory 100 Drummond Road London SE16 4DG United Kingdom

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-14483773
Comments
0
Documents
5

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: Harley Street
  • Listed building: Grade II*: 13, Harley Street W1On this site · +12 more
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed+1 more
  • Brownfield land register: 14 Wimpole Street London W1G 9SXRegister site at or near this address
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (20)

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 and heritage coasts.

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 2026-11-03. 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.

Planning history at this site

11 other applications at this property, newest first.

  1. 2026
    22 May

    Details of new double-glazed windows at third and fourth floor levels pursuant to condition 5 (Part 7) of…

    ApprovedListed building consent26/03398/ADLBC
  2. 2026
    5 Feb

    Installation of double doors at first floor level and repair work to front door

    ApprovedListed building consent26/00701/LBC
  3. 2025
    19 Nov

    Details of historic paint analysis and proposed colour scheme pursuant to Condition 5(1) of listed building…

    ApprovedListed building consent25/08449/ADLBC
  4. 2025
    5 Nov

    Detailed drawings of the new double-glazed windows at third and fourth floor levels pursuant to condition 5…

    RefusedListed building consent25/08030/ADLBC
  5. 2025
    4 Nov

    Detailed drawings of the timber screening to the rear of the ground floor terrace pursuant to Condition 10 of…

    ApprovedDischarge of conditions25/08007/ADFULL
  6. 2025
    4 Nov

    Detailed drawings, with a full-size section through the handrail of the reinstated balustrade and handrail to…

    ApprovedListed building consent25/07998/ADLBC

Source: Westminster

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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