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Flat 6 18 Dorset Square London NW1 6QB

26/00742/LBCPermitted

Proposal

Replacement of windows and door with new at fourth and fifth floor levels. (linked wth 26/01672/FULL)

Received
16 March 2026
Decided
8 May 2026 · Application Permitted
Site boundary (council red line)
  1. Received16 Mar
  2. Validated16 Mar
  3. Consult.
  4. Target
  5. Decided8 May

Decided in 53 days

This is a planning application for window replacement at Flat 6 18 Dorset Square London NW1 6QB. 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 53 days. The site is in the Dorset Square conservation area, with 8 listed buildings nearby. There have been 2 other applications at this address. We hold 3,114 applications in total for the NW1 postcode area.

Application Details

Reference
26/00742/LBC
Address
Flat 6 18 Dorset Square London NW1 6QB
Postcode
NW1 6QB
Local Authority
Westminster
Decision Status
Permitted
Current Status
Decided

Applicant & Agent

Planning Application Dates

Date Received
9 February 2026
Date Decided
8 May 2026
Date Validated
16 March 2026
Date Submitted
16 March 2026

Planning Decision

Decision
Application Permitted

Publicity

Appeal

Additional Information

Coordinates
51.523262, -0.161537
Enriching application data
2/3
Council recordsAppealsFlood risk

Source: Westminster

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

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Associated applications

  1. 2026
    16 Mar

    Replacement of windows and door with new at fourth and fifth floor levels. (linked wth 26/01672/FULL

    This applicationApprovedListed building consent26/00742/LBC
  2. 2026
    16 Mar

    Replacement of windows and door with new at fourth and fifth floor levels. (Linked with 26/00742/LBC

    ApprovedFull Planning Permission ApplicationPart of26/01672/FULL

Planning constraints

Designations that overlap or adjoin the site outline.

  • Conservation area: Dorset Square
  • Listed building: Grade II: 9-20, Dorset Square Nw1On or next to 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 2026-10-09. 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.

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