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Planning application

19 Mallord Street, London, SW3 6AP

Withdrawn Kensington and Chelsea NMA/23/06067 Non-Material Amendments

Works: Demolition

Withdrawn before a decision, so it carries no planning weight. A revised scheme can be submitted at any time.

Proposal

Non-material amendment to planning permission 20/04812 to amend description to include approved demolition works; add relevant plan to approved drawing list; amend wording of pre-commencement condition (11, 13, 14 & 20) to exclude demolition above ground level***WITHDRAWN***

As published by the council, reference NMA/23/06067

Application record

Reference
NMA/23/06067
Type
Non-Material Amendments
Status
Withdrawn
Decision
Withdrawn by Applicant
Received
18 Sep 2023
Validated
18 Sep 2023
Decided
14 Nov 2023
Ward
Stanley
Parish
18
Postcode
SW3 6AP

Site history

Applications at this address on the Kensington and Chelsea register

This site has had 15 applications since 2023: 11 approved, 1 refused.

  • CON/26/02561 Granted

    19 Mallord Street, London, SW3 6AP

    Details required by Condition 12 (Noise survey - prior to occupation) of planning permission 20/04812 (Change of use of basement, ground and three upper storeys from former telephone exchange (Sui Generis) to new health and fitness club; creation of small single storey rear extension at basement level; excavation for a swimming pool at basement level; alterations to entrances and external paving; and other works and improvements to building).

    Decided 1 Jun 2026 Conditions
  • NMA/26/02093 Decided

    19 Mallord Street, London, SW3 6AP

    Non-material amendment to planning permission PP/20/04812 to allow for a series of external and internal amendments comprising alterations to windows, louvres and openings on both the front and rear elevations; altered wall, door and windows to the rear extension; installation of new rainwater pipe to rear elevation; revised internal layouts; and other associated works

    Decided 11 May 2026 Amendments
  • CON/26/01371 Granted

    19 Mallord Street, London, SW3 6AP

    Details required by Condition 17 (Contamination Verification Report) of planning permission PP/20/04812 (Change of use of basement, ground and three upper storeys from former telephone exchange (Sui Generis) to new health and fitness club; creation of small single storey rear extension at basement level; excavation for a swimming pool at basement level; alterations to entrances and external paving; and other works and improvements to building)

    Decided 18 May 2026 Conditions
  • CA/26/01575 Awaiting decision

    19 Mallord Street, London, SW3 6AP

    Installation of 1 x illuminated fascia sign above entrance, and 1 x wall plaque to the side.

    Submitted 20 Feb 2026 Advertising
  • CON/26/00707 Granted

    19 Mallord Street, London, SW3 6AP

    Details required by condition 3d (submission of details - d) Lighting Schedule) of planning permission 20/04812 (Change of use of basement, ground and three upper storeys from former telephone ex-change (Sui Generis) to new health and fitness club; creation of small single storey rear extension at basement level; excavation for a swimming pool at basement level; alterations to entrances and external paving; and other works and improvements to building

    Decided 17 Apr 2026 Conditions
  • CON/26/00866 Granted

    19 Mallord Street, London, SW3 6AP

    Details required by Condition 27 (Air Source Heat Pumps (ASHP), Ground Source Heat Pumps (GSHP), Photovoltaic Panels & Electric Boiler Compliance) of Planning Permission PP/20/04812 (Change of use of basement, ground and three upper storeys from former telephone ex-change (Sui Generis) to new health and fitness club; creation of small single storey rear extension at basement level; excavation for a swimming pool at basement level; alterations to entrances and external paving; and other works and improvements to building)

    Decided 8 Apr 2026 Conditions
  • CON/25/05675 Granted

    19 Mallord Street, London, SW3 6AP

    Details required by condition 3e (Submission of details - (e) Cycle parking and storage;) of planning permission 20/04812 (Change of use of basement, ground and three upper storeys from former telephone exchange (Sui Generis) to new health and fitness club; creation of small single storey rear extension at basement level; excavation for a swimming pool at basement level; alterations to entrances and external paving; and other works and improvements to building.)

    Decided 30 Oct 2025 Conditions
  • CON/25/05676 Granted

    19 Mallord Street, London, SW3 6AP

    Details required by condition 3c (Submission of details - (c) Green roof, planting schedule and maintenance;) of planning permission 20/04812 (Change of use of basement, ground and three upper storeys from former telephone exchange (Sui Generis) to new health and fitness club; creation of small single storey rear extension at basement level; excavation for a swimming pool at basement level; alterations to entrances and external paving; and other works and improvements to building.)

    Decided 24 Nov 2025 Conditions
  • CON/25/05077 Granted

    19 Mallord Street, London, SW3 6AP

    Details required by condition 4b (submission of details - prior to occupation, Operational Management Plan) of planning permission PP/20/04812 (Change of use of basement, ground and three upper storeys from former telephone exchange (Sui Generis) to new health and fitness club; creation of small single storey rear extension at basement level; excavation for a swimming pool at basement level; alterations to entrances and external paving; and other works and improvements to building)

    Decided 16 Oct 2025 Conditions
  • CON/25/04562 Granted

    19 Mallord Street, London, SW3 6AP

    Details required by Condition 25 (Combustion Plant: Flue Stack Height) of planning permission PP/20/04812 (Change of use of basement, ground and three upper storeys from former telephone exchange (Sui Generis) to new health and fitness club; creation of small single storey rear extension at basement level; excavation for a swimming pool at basement level; alterations to entrances and external paving; and other works and improvements to building)

    Decided 6 Oct 2025 Conditions

Timeline

Dates from the published record

  1. 18 Sep 2023

    Received by Kensington and Chelsea

  2. 14 Nov 2023

    Decision issued: Withdrawn by Applicant

  3. 10 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Applicant on file

62 applications on PlanIndex · across 2 councils · 95% granted

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Documents

Plans, drawings, consultee responses and the officer's report

6 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

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What withdrawal means

The applicant withdrew this application before Kensington and Chelsea decided it, and is free to submit a revised scheme at any time. More in our guide to what happens after a planning decision.

About amendment applications

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • 19 Mallord Street, London, SW3 6AP

    CON/23/06452 Submitted 3 Oct 2023 0m away

    Details required by condition 20 (FRA/SuDS) of planning permission 20/04812 (Change of use of basement, ground and three upper storeys from former telephone exchange (Sui Generis) to new health and fitness club; creation of small single storey rear extension at basement level; excavation for a swimming pool at basement level; alterations to entrances and external paving; and other works and improvements to building)

    Granted Conditions Extension 7 docs
    Small domestic
  • 19 Mallord Street, London, SW3 6AP

    CON/23/07693 Submitted 22 Nov 2023 0m away

    Details required by condition 3 (submission of details - a) sample of paving on front forecourt) of planning permission PP/20/04812 (Change of use of basement, ground and three upper storeys from former telephone exchange (Sui Generis) to new health and fitness club; creation of small single storey rear extension at basement level; excavation for a swimming pool at basement level; alterations to entrances and external paving; and other works and improvements to building)

    Granted Conditions Extension 4 docs
    Small domestic
  • 19 Mallord Street, London, SW3 6AP

    CON/23/06346 Submitted 29 Sep 2023 0m away

    Details required by Condition 11 (Noise survey) of planning permission PP/20/04812 (Change of use of basement, ground and three upper storeys from former telephone exchange (Sui Generis) to new health and fitness club; creation of small single storey rear extension at basement level; excavation for a swimming pool at basement level; alterations to entrances and external paving; and other works and improvements to building)

    Granted Conditions Extension 9 docs
    Small domestic
  • 19 Mallord Street, London, SW3 6AP

    CA/26/01575 Submitted 20 Feb 2026 0m away

    88% historically approved · decision due ~17 Apr

    Installation of 1 x illuminated fascia sign above entrance, and 1 x wall plaque to the side.

    Awaiting decision Advertising 11 docs
  • 19 Mallord Street, London, SW3 6AP

    CON/26/00707 Submitted 15 Jan 2026 0m away

    Details required by condition 3d (submission of details - d) Lighting Schedule) of planning permission 20/04812 (Change of use of basement, ground and three upper storeys from former telephone ex-change (Sui Generis) to new health and fitness club; creation of small single storey rear extension at basement level; excavation for a swimming pool at basement level; alterations to entrances and external paving; and other works and improvements to building

    Granted Conditions Extension 8 docs
    Small domestic
  • 19 Mallord Street, London, SW3 6AP

    CON/26/00866 Submitted 13 Jan 2026 0m away

    Details required by Condition 27 (Air Source Heat Pumps (ASHP), Ground Source Heat Pumps (GSHP), Photovoltaic Panels & Electric Boiler Compliance) of Planning Permission PP/20/04812 (Change of use of basement, ground and three upper storeys from former telephone ex-change (Sui Generis) to new health and fitness club; creation of small single storey rear extension at basement level; excavation for a swimming pool at basement level; alterations to entrances and external paving; and other works and improvements to building)

    Granted Conditions Extension 7 docs
    Small domestic

In Kensington and Chelsea

  • NMA/26/04056 Awaiting decision

    10 Kensington Palace Gardens, London, W8 4QP

    Non-material amendment to planning permission PP/24/07201 to allow the reintroduction of an internal swimming pool to the lower ground/ undercroft of the main house, including associated works to internal servicing arrangements and spatial arrangement (including the omission of modern piers put forward under the Second Section 73 Application)

    24 Jul 2026 Amendments
  • NMA/26/04001 Awaiting decision

    Land adjoining 2 Horbury Crescent, London, W11 3NF

    Non-material amendment to planning permission PP/23/08263 (Construction of a two-bedroom residential dwelling across ground and basement levels.) relocation of stairs and internal partitions. Changes to rooflights and terrace areas.

    23 Jul 2026 Amendments
  • NMA/26/03986 Awaiting decision

    30 Brompton Square, London, SW3 2AE

    Non material amendment to planning permission 26/00660 (Variation of condition 2 (compliance with approved drawings) of planning permission 13/05535 (Redevelopment of lower ground floor in garden, excavation of two basement levels, replacement of glass pavilion, re-landscaping of rear garden and associated alterations) to allow for internal and external alterations to the approved scheme including reconfigured layouts, depths, and floor areas at basement levels 1,2, and 3, alterations to lightwells and introduction of a new lightwell; removal of the secondary staircase in the garden pavilion and the bridge over the rear lightwell and introduction of new york stone stairs at ground floor level; and changes to the lightwell and removal of the bridge at first floor level.) to remove the word 'glass' from the description above; i.e. (Variation of condition 2 (compliance with approved drawings) of planning permission 13/05535 (Redevelopment of lower ground floor in garden, excavation of two basement levels, replacement of pavilion, re-landscaping of rear garden and associated alterations) to allow for internal and external alterations to the approved scheme including reconfigured layouts, depths, and floor areas at basement levels 1,2, and 3, alterations to lightwells and introduction of a new lightwell; removal of the secondary staircase in the garden pavilion and the bridge over the rear lightwell and introduction of new york stone stairs at ground floor level; and changes to the lightwell and removal of the bridge at first floor level.)

    22 Jul 2026 Amendments
  • NMA/26/02562 Decided

    Treadgold House, 25 Bomore Road, London, W11 4HD

    Non-material amendment to planning permission PP/23/02367 dated 22 November 2022 (Alterations to existing facades including: installation of new external insulation system, replacement of all existing windows, works to balconies including addition of louvred shading, installation of new ground floor communal external doors and canopy; Alterations at roof level including:removal and replacement of roof system and guarding, construction of new parapet upstand, installation of photovoltaic panels; Replacement of all rainwater goods (amended description).) to allow the addition of a 2100 mm Width x 800 mm Deep x 1600 mm Height GRP white enclosure located to the South Elevation at Ground Floor Level; addition of No3 satellite grey dishes 775mm x 775mm with non-penetrating roof mount 1200mm x 1200mm located on the roof; revised ASHP pipework arrangement; and addition of No3 maintenance access step units (galvanised non-combustible stairs.

    8 May 2026 Amendments
  • NMA/26/02178 Withdrawn

    17-19 Cottesmore Gardens, London, W8 5PR

    Non-material amendment to planning permission PP/24/01317 to allow design updates, including revisions to the demolition drawings, removal of planters from non-accessible terraces and modifications to skylights and dry riser inlets

    13 Apr 2026 Amendments