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40, 42, Chiltern Street, W1U 7QN

25/02987/FULLRemoval/Variation of a conditionApproved
Discharge / amendments

Approved on 15 July 2025

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

Variation of condition 4 of planning permission dated 12 February 2025 (RN:24/08623/FULL) for the Alteration of shopfront and installation of external plant. Namely, to vary the wording of condition 4 to reflect that the existing noise levels at the front of the property are above the WHO Guideline Levels, while the existing noise levels at the rear of the property are below the WHO Guideline. [Application under section 73 of the Act]

Submitted
30 April 2025
  1. Received30 Apr
  2. Validated
  3. Consult.
  4. Target
  5. Decided15 Jul

Decided in 76 days (council typically 49)

About this application

This is a planning application at 40, 42, Chiltern Street, W1U 7QN. Westminster has handled 156 applications of this type. This one was decided in 76 days, 4 weeks longer than Westminster's typical decision time. The site is in the Portman Estate conservation area, with 9 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 191 applications across MBW_22. We hold 1,070 applications in total for the W1U postcode area.

86% of removal/variation of a condition 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.Planning something similar? See what gets approved on your street

Application details

Postcode
W1U 7QN
Application type
Removal/Variation of a condition

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. 2025
    30 Apr

    Variation of condition 4 of planning permission dated 12 February 2025 (RN:24/08623/FULL

    This applicationApprovedVariation of conditions (s73)25/02987/FULL
  2. 2024
    11 Dec

    Alteration of shopfront and installation of external plant.

    PendingFull Planning Permission ApplicationPart of24/08623/FULL

Source: Westminster

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

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