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Planning application

3 Hasker Street, London, SW3 2LE

Granted Kensington and Chelsea PP/21/03581 Planning Permission

Works: Extension Loft or dormer Windows or glazing 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

Lowering of lower ground floor and rear garden to create additional head room and provide level access throughout the entire floor and into garden; ground floor window to be replaced with a door to gain access to a single storey roof extension as terrace with black metal railings installed to rear for edge protection. Installation of two rooflights to main roof; flue installed within existing front lightwell.

As published by the council, reference PP/21/03581

Application record

Reference
PP/21/03581
Type
Planning Permission
Status
Decided
Decision
Granted As published: Grant Planning Permission/Consent
Received
2 Jun 2021
Validated
11 Jun 2021
Decided
4 Aug 2021
Ward
Brompton and Hans Town
Parish
02
Postcode
SW3 2LE

Timeline

Dates from the published record

  1. 2 Jun 2021

    Received by Kensington and Chelsea

  2. 11 Jun 2021

    Validated

    Checked as complete and ready for consideration.

  3. 4 Aug 2021

    Decision issued: Grant Planning Permission/Consent

  4. 3 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Cast Studio Ltd Applicant, registered in High Wycombe

Active · incorporated 2018 · High Wycombe

5 applications on PlanIndex · across 4 councils

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Documents

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

18 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 this grant of permission means

Kensington and Chelsea granted permission on 4 August 2021, 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

  • 45 Hasker Street, London, SW3 2LE

    PP/23/00241 Submitted 10 Jan 2023 50 yards away

    Mansard roof extension; installation of air conditioning condenser; replacement of all single glazed sash windows with double glazed sash windows; installation of rainwater downpipe to front fa?ade, metal staircase in front lightwell and windows on lower ground floor to rear facing patio

    Granted Full applications Extension Loft or dormer +1 47 docs
  • House, 17 First Street, London, SW3 2LB

    NMA/25/06492 Submitted 30 Oct 2025 50 yards away

    Non-material amendment to planning permission 24/06878 (Alterations to single storey ground floor rear extension, including modifications to the rear elevation.) To Alter the length of the basement window on the front elevation.?

    Decided Amendments Extension Windows or glazing 11 docs
    Small domestic
  • House, 17 First Street, London, SW3 2LB

    PP/25/05288 Submitted 2 Sep 2025 50 yards away

    Redevelopment of lower/upper ground maisonette.

    Withdrawn Full applications 36 docs
  • 25 Ovington Street, London, SW3 2JA

    LB/25/05726 Submitted 19 Sep 2025 50 yards away

    Internal and external works including alterations and refurbishment works.

    Granted Heritage and listed buildings 35 docs
  • 25 Ovington Street, London, SW3 2JA

    PP/25/05725 Submitted 19 Sep 2025 50 yards away

    Internal and external works including alterations and refurbishment works.

    Granted Full applications 34 docs
  • 17 Ovington Street, London, SW3 2JA

    PP/26/00748 Submitted 19 Dec 2025 50 yards away

    ***WITHDRAWN***New ensuite on the lower ground floor. New fireplace and hearth reinstated in original location in lower ground bedroom to front of the property

    Withdrawn Full applications 20 docs

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