Planning application
57 Tasman Road London SW9 9LZ
Works: Loft or dormer
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Application for Certificate of Lawfulness (Existing) with respect to the erection of an L-shaped rear dormer and installation of 2x rooflights to front roof slopee.
As published by the council, reference 26/00157/LDCE
Application record
- Reference
- 26/00157/LDCE
- Type
- Certificate of Lawful Use existing
- Status
- Decided
- Decision
- Grant Permission
- Received
- 20 Jan 2026
- Validated
- 4 Feb 2026
- Decided
- 16 Apr 2026
- Ward
- Clapham East
- Decision by
- Delegated Decision
- Postcode
- SW9 9LZ
Timeline
Dates from the published record
-
20 Jan 2026
Received by Lambeth
-
4 Feb 2026
Validated
Checked as complete and ready for consideration.
-
16 Apr 2026
Decision issued: Grant Permission
-
10 Aug 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
15 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
Lambeth granted permission on 16 April 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 lawful development applications
A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
40 Tasman Road London SW9 9LU
Application for a Certificate of Lawful Development (Proposed) with respect to loft conversion involving the erection of a rear dormer and installation of two rooflights to the front roof slope.
Granted Lawful development Loft or dormer 8 docs -
15 Andalus Road London Lambeth SW9 9PQ
Retention of a part single-storey, part 2-storey L-shaped wrap around extension and installation of brick slips to the flank and rear elevations together with alterations to the fenestration. (Part-Retrospective).
Granted Full applications Extension Windows or glazing 23 docsSmall domestic -
15 Andalus Road London SW9 9PQ
Approval of details pursuant to part of condition 5 (part (i) only) (external brick work detailed drawings and installation timetable) of planning permission ref. 25/02819/FUL (Retention of a part single-storey, part 2-storey L-shaped wrap around extension and installation of brick slips to the flank and rear elevations together with alterations to the fenestration. (Part-Retrospective).), granted on 31.10.2025.
Granted Conditions Extension Windows or glazing 9 docsSmall domestic -
25 Andalus Road London SW9 9PQ
Erection of single storey ground floor L-shaped rear extension and erection of rear mansard roof extension together with the raising of the ridge height, installation of 2 rooflights to the front elevation and doors to rear first floor to create Juliet balcony. Erection of rear outrigger extension and an amendment to the originally approved planning application 18/02281/FUL to raise the front eaves and parapet walls at roof level to facilitate a buildability issue with damaged brickwork during construction (Retrospective).
Refused Full applications Extension Loft or dormer +1 8 docsSmall domestic -
5 Tasman Road London SW9 9LZ
78% historically approved · decision due ~12 Aug
Erection of a single storey ground floor rear/side infill extension.
Decided Full applications Extension 10 docsSmall domestic -
66 Andalus Road London SW9 9PF
Erection of a single storey side and rear extension, retractable sun-shade and an L-shaped roof extension.
Granted Full applications Extension 11 docsSmall domestic
Other lawful development applications
In Lambeth
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26/01447/LDCP Granted
2 Stannary Street London SE11 4AA
Application for a Certificate of Lawful Development (Proposed) with respect to remedial works to fix selected sliding glazed door panels shut and associated alterations to the existing glazing system within the existing curtain wall openings of the penthouse flat.
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26/01071/LDCP Withdrawn
36 Elms Road London Lambeth SW4 9EX
Certificate of Lawful Development (Proposed) with respect to the erection of side and rear 'box' roof extensions including a side roof light and removal of a chimney.
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26/00455/LDCP Granted
129 Hydethorpe Road London SW12 0JF
Application for Certificate of Lawful Development (Proposed) with respect to the erection of a rear dormer roof extension and installation of new rooflights to the front roof slope.
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26/01485/LDCP Granted
88 Ballater Road London SW2 5QP
Application for a Certificate of Lawful Development (Proposed) with respect to erection of a rear dormer roof extension and installation of 2 x rooflights to existing roof at front elevation and 1 x rooflight to existing rear outrigger roof
-
26/01478/LDCP Refused
142 Rosendale Road London SE21 8LG
Certificate of Lawful Development (Proposed) with respect to the deconversion of existing three self-contained flats into one single dwellinghouse.