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12 Melcombe Place London NW1 6JJ

18/04899/FULLApplication for full Planning PermissionPermitted
Full

Proposal

Replacement and installation of air conditioning units over basement, second and third floors and works associated with the overhaul of mechanical and electrical services.

Received
12 June 2018
Decided
3 August 2018 · Application Permitted
Decision level
Delegated (officer decision)
Ward
Bryanston And Dorset Square
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.

  1. Received12 Jun
  2. Validated12 Jun
  3. Consult.
  4. Target7 Aug
  5. Decided3 Aug

Decided in 52 days (council typically 49)

7 weeks typical decision time in Westminster86% of full applications approved

This is a full planning application at 12 Melcombe Place London NW1 6JJ. Westminster has handled 4,496 applications of this type and approves 85% of them, typically deciding them in 74 days. This one was decided in 52 days, 3 weeks quicker than Westminster's median. The site is in the Dorset Square conservation area, with 2 listed buildings nearby. There have been 4 other applications at this address. We hold 3,114 applications in total for the NW1 postcode area.

Application Details

Reference
18/04899/FULL
Address
12 Melcombe Place London NW1 6JJ
Postcode
NW1 6JJ
Local Authority
Westminster
Application Type
Application for full Planning Permission
Scale / Size
Small
Decision Status
Permitted
Current Status
Decided
Ward
Bryanston And Dorset Square

Applicant & Agent

Agent
Portfolio Town Planning Ltd
Agent Address
Portfolio Town Planning Ltd Kemp House 152 City Road London EC1V 2NX United Kingdom

Planning Application Dates

Date Received
12 June 2018
Consultation Expiry
20 July 2018
Target Decision Date
7 August 2018
Date Decided
3 August 2018
Date Validated
12 June 2018
Date Submitted
12 June 2018

Planning Decision

Decision
Application Permitted
Decided By
Delegated Decision
Statutory Period
56 days

Publicity

Last Advertised
29 June 2018
Advertisement Expiry
20 July 2018

Appeal

Additional Information

Planning Portal ID
PP-07038009
Comments
0
Documents
67
Coordinates
51.522470, -0.163518
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. 2018
    12 Jun

    Replacement and installation of air conditioning units over basement, second and third floors and works…

    This applicationApprovedFull18/04899/FULL
  2. 2018
    12 Jun

    Replacement and installation of air conditioning units over basement, second and third floors and works…

    ApprovedListed building consentFiled alongside18/04900/LBC

Planning constraints

Designations that overlap or adjoin the site outline.

  • Conservation area: Dorset SquarePart of the site
  • Listed building: Grade II: Marylebone StationOn 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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