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52 - 55 Dorset Street London W1U 7NH

26/02047/FULLFull Planning Permission ApplicationRefused
Full

Refused on 5 June 2026

Site boundary (council red line)

Proposal

Variation of condition 20 of planning permission dated 20th August 2025 (RN:25/04241/FULL) for the Alterations at basement and ground floor levels including the installation of a partially openable shopfront, erection of a bin store screen and installation of replacement plant to the rear and associated alterations. Dual/alternative use of part of the basement level as a restaurant (Class A3) and/or bakery (Class A1) and use of two areas of the private forecourt for the placing of nine tables and 18 chairs in association with the ground floor restaurant use; to allow the use of forecourt for al fresco dining for a further one year period, to alter the arrangements of tables and chairs in the external seating area, and to allow different furniture to be placed in this seating area. (Application under Section 73 of the Act). NAMELY, to amend the hours approved for placing tables and chairs on the forecourt to read You can only put the tables and chairs on the forecourt between 08:00 and 23:00'.

Received
27 March 2026
Ward
Marylebone
Agent
Firstplan Ltd
  1. Received27 Mar
  2. Validated27 Mar
  3. Consult.
  4. Target22 May
  5. Decided5 Jun

Decided in 70 days (council typically 49)

About this application

This is a full planning application at 52 - 55 Dorset Street London W1U 7NH. Westminster has handled 4,484 applications of this type. This one was decided in 70 days, 3 weeks longer than Westminster's typical decision time. The site is in the Portman Estate conservation area, with 6 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 171 applications across Marylebone. We hold 1,070 applications in total for the W1U postcode area.

86% of full 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 7NH
Application type
Full Planning Permission Application
Scale / size
Small

Planning application dates

Date validated
27 March 2026
Target decision date
22 May 2026

Applicant and agent

Agent
Firstplan Ltd
Agent address
Broadwall House 21 Broadwall London SE1 9PL United Kingdom

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-14814314
Comments
0
Documents
4

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: Portman Estate
  • Listed building: Grade II: 53-55, Dorset Street W1On this site
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed
  • 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 2026-11-03. 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
    27 Mar

    Variation of condition 20 of planning permission dated 20th August 2025 (RN:25/04241/FULL

    This applicationRefusedVariation of conditions (s73)26/02047/FULL
  2. 2025
    20 Jun

    Variation of Conditions 19, 21 and 23 of planning permission dated 30th May 2025 (RN: 25/02111/FULL

    ApprovedVariation of conditions (s73)Part of25/04241/FULL

Source: Westminster

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

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