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82 Margaret Street London W1W 8LH

26/04725/NMARefused
Discharge / amendments

Refused on 12 August 2026

Site boundary (council red line)

Proposal

Amendments to planning permission dated 10th November (RN 25/02820/FULL) for the alterations including opening of laundry building within the central courtyard at ground floor level; excavation to lower sections of the existing lower ground floor accommodation; erection of an infill extension at lower ground floor level with courtyard above; erection of dummy mansard to the rear of All Saints House to screen new plant; all in connection with the use of part lower ground, part ground and part ground upper floors as 29 units for short to medium stay temporary visitor accommodation (sui generis); use of part lower ground, part ground and part first floor as an event space (Sui Generis); use of part ground floor as lounge/co-working space (Class E); and provision of plant ancillary to the building at basement level. NAMELY, amendments to the wording of Condition 11, to broaden the function of the ground floor level space beyond its use by occupiers of the visitor accommodation in the building for working, socialising, entertaining, dining or as a co-working space, and to allow for the display or retail sale of goods, other than hot food as permitted by Class E(a).

Submitted
15 July 2026
  1. Received15 Jul
  2. Validated
  3. Consult.
  4. Target
  5. Decided12 Aug

Decided in 28 days

About this application

This is a planning application for an extension at 82 Margaret Street London W1W 8LH. Westminster has handled 27,173 applications of this type. This one was decided in 28 days, 3 weeks quicker than Westminster's typical decision time. The site is in the East Marylebone conservation area, with 9 listed buildings nearby. There have been 11 other applications at this address. We hold 256 applications in total for the W1W postcode area.

Application details

Postcode
W1W 8LH

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

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 2026-11-03. 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.

Associated applications

  1. 2026
    12 Nov

    Details of new windows, doors, and roof lights and railings pursuant to condition 4.1 - 4.3 of planning…

    PendingAll OtherRelated26/07639/ADFULL
  2. 2026
    10 Nov

    Detailed study of the 'laundry' with detailed drawings of proposals, including key junctions with existing or…

    PendingAll OtherRelated26/07640/ADFULL
  3. 2026
    23 Oct

    82 Margaret - 25/02820/FULL

    PendingDischarge of conditions26/07264/ADFULL
  4. 2026
    16 Oct

    Details of how waste is to be stored on site; pursuant to condition 30 of planning permission 10th November…

    PendingDischarge of conditions26/07113/ADFULL
  5. 2026
    9 Oct

    Details of compliance with code of construction practice and detailed site investigations (phases 1-3)…

    PendingDischarge of conditions26/06838/ADFULL
  6. 2026
    22 Sep

    Amendments to planning permission dated 10th November 2025 (RN:25/02820/FULL

    WithdrawnNon-material amendmentAmendment26/06501/NMA
  7. 2026
    8 Sep

    Details of refuse and recycling storage pursuant to conditions 30 of planning permission dated 10 November…

    RefusedApplicationRelated26/06124/ADFULL
  8. 2026
    28 Jul

    Detailed planting scheme and an associated biodiversity management plan; pursuant to Condition 24 of planning…

    ApprovedDischarge of conditions26/05054/ADFULL
  9. 2026
    15 Jul

    Amendments to planning permission dated 10th November (RN 25/02820/FULL

    This applicationRefusedNon-material amendment26/04725/NMA
  10. 2026
    8 Jul

    Details of facing materials / new windows and rooflights, external doors, railings, detailed study of the…

    RefusedApplicationRelated26/02220/ADFULL
  11. 2026
    3 Jun

    Details of operational management plan and details to us evidencing the steps taken to advertise public…

    ApprovedApplicationRelated26/03630/ADFULL
  12. 2026
    9 Feb

    Variation of Conditions 27 and 33 of planning permission dated 10 November 2025 (RN: 25/02820/FULL

    PendingVariation of conditions (s73)26/00758/FULL
  13. 2026
    12 Jan

    Amendments to planning permission dated 10th November 2025 (RN 25/02820/FULL

    ApprovedNon-material amendmentAmendment26/00146/NMA
  14. 2025
    6 May

    Alterations including opening of laundry building within the central courtyard at ground floor level…

    ApprovedFull planning permissionPart of25/02820/FULL
  15. 2025
    6 May

    Alterations including opening of laundry building within the central courtyard at ground floor level…

    ApprovedListed building consentFiled alongside25/03052/LBC

Source: Westminster

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

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