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Planning application

Basement Flat, 26 Lansdowne Crescent, London, W11 2NS

Granted Kensington and Chelsea PP/26/01571 Planning Permission

Works: Extension Loft or dormer Windows or glazing

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Replacement of non-original timber windows and door to front elevation with traditionally detailed timber double glazed units, including the removal of security bars visible from street level. Installation of Crittall-style windows to rear in place of non-original UPVC doors. Infill of masonry wall to match existing, to reduce glazing to rear of property. Replacement of non-original kitchen. Refurbishment of chimney breast and installation of traditional fireplace. Installation of freestanding joinery units throughout, not disturbingwalls or historic fabric. Installation of metal framed lantern rooflight to rear in place of non-original UPVC lantern.

As published by the council, reference PP/26/01571

Application record

Reference
PP/26/01571
Type
Planning Permission
Status
Decided
Decision
Granted As published: Grant Planning Permission/Consent
Received
17 Feb 2026
Decided
8 Jun 2026
Ward
Norland
Parish
11
Postcode
W11 2NS

Site history

Applications at this address on the Kensington and Chelsea register

This site has had 2 applications since 2026: 2 approved, 0 refused.

  • LB/26/01572 Granted

    Basement Flat, 26 Lansdowne Crescent, London, W11 2NS

    Replacement of non-original timber windows and door to front elevation with traditionally detailed timber double glazed units, including the removal of security bars visible from street level. Installation of Crittall-style windows to rear in place of non-original UPVC doors. Infill of masonry wall to match existing, to reduce glazing to rear of property. Replacement of non-original kitchen. Refurbishment of chimney breast and installation of traditional fireplace. Installation of freestanding joinery units throughout, not disturbingwalls or historic fabric. Installation of metal framed lantern rooflight to rear in place of non-original UPVC lantern.

    Decided 8 Jun 2026 Heritage and listed buildings

Timeline

Dates from the published record

  1. 17 Feb 2026

    Received by Kensington and Chelsea

  2. 8 Jun 2026

    Decision issued: Grant Planning Permission/Consent

  3. 20 Jul 2026

    Added to PlanIndex

Documents

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

19 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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Open the documents

What this grant of permission means

Kensington and Chelsea granted permission on 8 June 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 29 and half, Lansdowne Crescent, London, W11 2NS

    LB/22/00932 Submitted 11 Feb 2022 50 yards away

    Removal of floor tiles at mezzanine and installation of concrete floor with underfloor heating

    Granted Heritage and listed buildings 11 docs
  • 29 Lansdowne Crescent, London, W11 2NS

    PP/21/06931 Submitted 26 Oct 2021 50 yards away

    Refurbishment, restoration, and extension to restore the building from three dwellings to a single family dwelling house.

    Refused Full applications Extension 93 docs
    Several homes
  • 29 Lansdowne Crescent, London, W11 2NS

    LB/21/06932 Submitted 26 Oct 2021 50 yards away

    Refurbishment, restoration, and extension in association with restoration to a single family dwelling house

    Refused Heritage and listed buildings Extension 90 docs
    Domestic
  • Basement Flat, 26 Lansdowne Crescent, London, W11 2NS

    LB/26/01572 Submitted 17 Feb 2026 50 yards away

    Replacement of non-original timber windows and door to front elevation with traditionally detailed timber double glazed units, including the removal of security bars visible from street level. Installation of Crittall-style windows to rear in place of non-original UPVC doors. Infill of masonry wall to match existing, to reduce glazing to rear of property. Replacement of non-original kitchen. Refurbishment of chimney breast and installation of traditional fireplace. Installation of freestanding joinery units throughout, not disturbingwalls or historic fabric. Installation of metal framed lantern rooflight to rear in place of non-original UPVC lantern.

    Granted Heritage and listed buildings Extension Loft or dormer +1 15 docs
  • 29 Lansdowne Crescent, London, W11 2NS

    LB/22/06839 Submitted 9 Nov 2022 50 yards away

    Restoration of existing building from three self contained units to a single family dwelling house ####Withdrawn by applicant###

    Withdrawn Heritage and listed buildings 52 docs
    Domestic
  • 29 Lansdowne Crescent, London, W11 2NS

    PP/22/06838 Submitted 9 Nov 2022 50 yards away

    Restoration of existing building from three self contained units to a single family dwelling house. ####Withdrawn by applicant###

    Withdrawn Full applications 62 docs
    Domestic

In Kensington and Chelsea

  • PP/18/01985 Withdrawn

    Flat 3, 24 Cornwall Gardens, London, SW7 4AW

    Works to second floor flat including erection of rear extension, creation of external roof terrace areas above and to rear of said extension (with perimeter metal railings), together with internal alterations including removal of internal wall between kitchen and living room, and other refurbishment works

    Received 9 Apr, published by the council 1 Aug 2026 Full applications
  • PP/26/03176 Granted

    12 Shawfield Street, London, SW3 4BD

    Replacement windows, new rooflight and replacement lower ground rear rooflights.

    Received 15 Jun, published by the council 20 Jul 2026 Full applications
  • PP/26/03048 Granted

    24 Charles II Place, London, SW3 4NG

    Removal of existing conservatory structure. Construction of a single-storey rear extension at lower ground floor level. Installation of a contemporary three-panel sliding glazed door opening onto rear garden. Internal reconfiguration at lower ground floor level.

    Received 9 Jun, published by the council 20 Jul 2026 Full applications
  • PP/26/03042 Granted

    Flat 7, 7 Egerton Place, London, SW3 2EF

    Installation of air conditioning system including external condenser unit housed within enclosure at roof level. Replacement of roof lantern, rooflight and roof access hatch with flat glazed access hatch and rooflights. Replacement of two rear elevation uPVC windows with timber-framed slimline double-glazed sliding sash windows; and associated external alterations.

    Received 9 Jun, published by the council 20 Jul 2026 Full applications
  • PP/26/02897 Withdrawn

    46 Evelyn Gardens, London, SW7 3BH

    Positioning of two new external heat pump condensers within two separate acoustic enclosures, one on main roof of house and other on rear forth floor roof terrace.

    Received 1 Jun, published by the council 20 Jul 2026 Full applications