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Planning application

House excluding basement flat, 41 Sydney Street, London, SW3 6PZ

Granted Kensington and Chelsea PP/26/00411 Planning Permission

Works: Extension Loft or dormer Small domestic

Read from the description, not a valuation. How we read the register

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

Proposal

Construction of a mansard roof extension at third floor level, addition of a single-storey extension to the rear closet wing at second floor level, replacement of the existing two-storey infill extension beside the closet wing with a smaller single-storey infill extension at ground-floor level, internal and external alterations.

As published by the council, reference PP/26/00411

Application record

Reference
PP/26/00411
Type
Planning Permission
Status
Decided
Decision
Granted As published: Grant Planning Permission/Consent
Received
10 Dec 2025
Decided
26 Jun 2026
Ward
Stanley
Parish
18
Postcode
SW3 6PZ

Site history

Applications at this address on the Kensington and Chelsea register

This site has had 2 applications since 2025: 2 approved, 0 refused.

  • LB/26/00412 Granted

    House excluding basement flat, 41 Sydney Street, London, SW3 6PZ

    Construction of a mansard roof extension at third floor level, addition of a single-storey extension to the rear closet wing at second floor level, replacement of the existing two-storey infill extension beside the closet wing with a smaller single-storey infill extension at ground-floor level, internal and external alterations.

    Decided 26 Jun 2026 Heritage and listed buildings

Timeline

Dates from the published record

  1. 10 Dec 2025

    Received by Kensington and Chelsea

  2. 26 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

23 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 26 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.

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