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Planning application

23 Campden Hill Square, London, W8 7JY

Decided Kensington and Chelsea NMA/26/01151 Non-Material Amendments

Works: Extension Windows or glazing

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

Non-material amendment to planning permission?PP/24/02443 (Construction of rear extension at lower ground floor level; modifications to ground floor rear extension and internal lightwell; rebuild existing closet wing at first and second floor levels; alterations to fenestration and elevational alterations) to?proposed rear flank elevation: Removal of existing WC window and sill at ground floor level on the party wall line. In fill with reclaimed London Stock brick to match toothed in, in Flemish bond.

As published by the council, reference NMA/26/01151

Application record

Reference
NMA/26/01151
Type
Non-Material Amendments
Status
Decided
Decision
Accept Non-Material Amendment(s)
Received
8 Jan 2026
Decided
20 Apr 2026
Ward
Campden
Parish
03
Postcode
W8 7JY

Site history

Applications at this address on the Kensington and Chelsea register

This site has had 4 applications since 2025: 3 approved, 0 refused.

  • PP/26/02596 Granted

    23 Campden Hill Square, London, W8 7JY

    Creation of new window openings at second- and third-floor level withi existing rear fa?ad.

    Decided 29 Jun 2026 Full applications
  • CON/25/06604 Granted

    23 Campden Hill Square, London, W8 7JY

    Details required by condition 9 (Construction Traffic Management Plan (CTMP)) of planning permission 24/02443 (Construction of rear extension at lower ground floor level; modifications to ground floor rear extension and internal lightwell; rebuild existing closet wing at first and second floor levels; alterations to fenestration and elevational alterations).

    Decided 21 Apr 2026 Conditions
  • CON/25/06382 Granted

    23 Campden Hill Square, London, W8 7JY

    Details required by condition 3 (trees and landscaping) of planning permission 25/03711 (Works to front garden of property including rebuilding unstable walls, landscaping works, replacement of existing tree, new access steps, and a?new bin and garden store (Amended Description))

    Decided 11 Mar 2026 Conditions

Timeline

Dates from the published record

  1. 8 Jan 2026

    Received by Kensington and Chelsea

  2. 20 Apr 2026

    Decision issued: Accept Non-Material Amendment(s)

  3. 20 Jul 2026

    Added to PlanIndex

Documents

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

13 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.

Trade members open them from here.

Open the documents

After the decision

Kensington and Chelsea has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. 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

  • 27 Campden Hill Square, London, W8 7JY

    ARB/23/06592 Submitted 10 Oct 2023 0m away

    FELL x 1 flowering cherry (rear garden)

    Granted 9 docs
  • 22 Campden Hill Square, London, W8 7JY

    CON/20/04648 Submitted 14 Aug 2020 0m away

    Details required by condition nos. 8 (Sustainable Drainage Systems (SuDS) details), 9 (Construction Traffic Management Plan (CTMP)) of planning permission 19/08100 (Refurbishment, demolition of existing rear closet wing, construction of new rear closet wing and new rear glazed extension, roof top terrace, new basement in rear garden, and rear garden re-landscaping.)

    Granted Conditions Extension Demolition +1 13 docs
  • 23 Campden Hill Square, London, W8 7JY

    PP/26/02596 Submitted 11 May 2026 0m away

    Creation of new window openings at second- and third-floor level withi existing rear fa?ad.

    Granted Full applications Windows or glazing 24 docs
  • 22 Campden Hill Square, London, W8 7JY

    PP/21/04423 Submitted 6 Jul 2021 0m away

    Variation of Condition 9 (Construction Traffic Management Plan (CTMP)) of planning permission PP/19/08100 for update to previously submitted CTMP.***WITHDRAWN***

    Withdrawn Full applications 5 docs
  • 23 Campden Hill Square, London, W8 7JY

    CON/25/06604 Submitted 11 Nov 2025 6m away

    Details required by condition 9 (Construction Traffic Management Plan (CTMP)) of planning permission 24/02443 (Construction of rear extension at lower ground floor level; modifications to ground floor rear extension and internal lightwell; rebuild existing closet wing at first and second floor levels; alterations to fenestration and elevational alterations).

    Granted Conditions Extension Windows or glazing 10 docs
  • 23 Campden Hill Square, London, W8 7JY

    CON/25/06382 Submitted 23 Oct 2025 6m away

    Details required by condition 3 (trees and landscaping) of planning permission 25/03711 (Works to front garden of property including rebuilding unstable walls, landscaping works, replacement of existing tree, new access steps, and a?new bin and garden store (Amended Description))

    Granted Conditions Trees 10 docs

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