Planning application
1 Halsey Street, London, SW3 2QH
Works: Windows or glazing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Replacement non-original door with sash window at ground floor. Removal of rear railings on rear terrace. Installation of air conditioning unit in rear reception room in joinery. Remove dropped ceiling in rear reception room and restore original proportions of room. Dividing wall to be relocated to reinstate original proportions of room. Replace fireplace surround with surround in-keeping with period. Additional bathroom in closet wing at second floor. Remove external cement pointing and replace with lime mortar, all masonry paint removed from brickwork and stucco render, and rear render removed. Brick work to be cleaned. Period features to be reinstated where non existing, such as doors, skirting, architraves, cornicing. Gable wall to be internally insulated throughout, insulation fixed to wall. Works to doors on circulation spaces. Alterations to previously approved planning and listed building consent. Retrospective Approval sought for works to rebuild garden walls.
As published by the council, reference PP/26/02789
Application record
- Reference
- PP/26/02789
- Type
- Planning Permission
- Status
- Decided
- Decision
- Grant Planning Permission/Consent
- Received
- 25 May 2026
- Decided
- 21 Jul 2026
- Ward
- Brompton and Hans Town
- Parish
- 02
- Postcode
- SW3 2QH
Site history
Applications at this address on the Kensington and Chelsea register
This site has had 2 applications since 2026: 2 approved, 0 refused.
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LB/26/02790 Granted
1 Halsey Street, London, SW3 2QH
Replacement non-original door with sash window at ground floor. Removal of rear railings on rear terrace. Installation of air conditioning unit in rear reception room in joinery. Remove dropped ceiling in rear reception room and restore original proportions of room. Dividing wall to be relocated to reinstate original proportions of room. Replace fireplace surround with surround in-keeping with period. Additional bathroom in closet wing at second floor. Remove external cement pointing and replace with lime mortar, all masonry paint removed from brickwork and stucco render, and rear render removed. Brick work to be cleaned. Period features to be reinstated where non existing, such as doors, skirting, architraves, cornicing. Gable wall to be internally insulated throughout, insulation fixed to wall. Works to doors on circulation spaces. Alterations to previously approved planning and listed building consent. Retrospective Approval sought for works to rebuild garden walls.
Timeline
Dates from the published record
-
25 May 2026
Received by Kensington and Chelsea
-
20 Jul 2026
Added to PlanIndex
-
21 Jul 2026
Decision issued: Grant Planning Permission/Consent
Documents
Plans, drawings, consultee responses and the officer's report
20 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 documentsWhat this grant of permission means
Kensington and Chelsea granted permission on 21 July 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 500 metres
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19 Halsey Street, London, SW3 2QH
Variation of Condition 2 (compliance with drawings) of planning permission LB/23/04473 to replace new/replaced single glazed widows, with double glazed units.
Granted Heritage and listed buildings Windows or glazing 14 docs -
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4 Halsey Street, London, SW3 2QH
Variation of condition 4 (detailed drawings or samples of material) of listed building consent 07/00233 to approval of submitted details post-completion.
Granted Heritage and listed buildings 22 docs -
4 Halsey Street, London, SW3 2QH
Details required by condition 3 (submission of details) of listed building consent 21/06540 (Reconstruction of lower ground floor side extension and lowering non original floor finish level by approx. 250mm. Insertion of window to rear of closet wing. Replacement glazing to rear elevation. Alterations to rear garden layout . Insertion of doors and window to front lightwell. Delta membrane system and insulation to be installed. Removal of non original panelling throughout and plain plaster walls to be restored at ground floor. Erection of light-weight side-infill rear extension, accessed from landing. Replacement external stairs to rear garden. Reinstatement of fireplace. Refurbishment of front steps at 1st floor. Original door reinstated. Reinstatement of 2nd and 3rd floor fireplaces. Raise stepped-back parapet creating room with sash window above closet wing. Extension set back behind flat green roof, reducing visual impact. Insertion of openable roof light over stairs. Refurbish staircase throughout and replace non-original spiralled spindles and balustrade with square section spindles and new balustrade. New green roof to closet wing. Internal refurbishment)
Granted Conditions Extension Loft or dormer +1 24 docs -
18 Halsey Street, London, SW3 2QH
Erection of glazed enclosure on ground floor terrace. Installation of bore hole to feed ground source heat pump; air conditioning system; black cast iron stairs from ground floor to terrace; and new fenestration.
Granted Heritage and listed buildings Windows or glazing 32 docs
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PP/18/01985 Withdrawn
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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
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PP/26/03176 Granted
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Replacement windows, new rooflight and replacement lower ground rear rooflights.
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PP/26/03048 Granted
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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.
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PP/26/03042 Granted
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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.
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PP/26/02897 Withdrawn
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