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23 Markham Square, LONDON, SW3 4UZ

NMA/23/02793NMA (Non-Material Amendments)Approved
Discharge / amendments

Approved on 18 May 2023

Council decision: Accept Non-Material Amendment(s)

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

Non-material amendment to planning permission PP/21/02793 (Reconfiguration of lower ground floor to retain one garage space and convert other garage to habitable space with associated external alterations and replacement of windows and doors to upper floors to front and rear elevations) for confirmation that the alteration of the lower ground floor window, back door and garage door design are non-material amendments to the original approval.

Received
28 April 2023
Ward
Royal Hospital
  1. Received28 Apr
  2. Validated28 Apr
  3. Consult.
  4. Target26 May
  5. Decided18 May

Decided in 20 days (council typically 56)

About this application

This is an application to amend a permission at 23 Markham Square, LONDON, SW3 4UZ. Kensington has handled 290 applications of this type. This one was decided in 20 days, 5 weeks quicker than Kensington's typical decision time. The site is in the Chelsea conservation area, with 1 listed building nearby. There are no previous applications recorded at this address. In the past year there have been 243 applications across Royal Hospital. We hold 1,803 applications in total for the SW3 postcode area.

86% of amendment applications at Royal Borough of Kensington and Chelsea were approved. Across all application types, the council typically decides in about 8 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
SW3 4UZ
Application type
NMA (Non-Material Amendments)
Scale / size
Small
Parish
16
District
Chelsea

Planning application dates

Date validated
28 April 2023
Target decision date
26 May 2023

Applicant and agent

Applicant
ADL Planning Pty Ltd
Agent address
1 The Arbory Plumpton Lane Great Plumpton PR4 3NH

Planning decision

Statutory period
28 days

Additional information

Documents
4

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: Chelsea
  • Article 4 direction: Article 4 - No 100
  • Tree Preservation OrderCovers the site
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (21)

flood storage areas, listed buildings, 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.

Source: Kensington

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

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