Planning application
9 Arragon Gardens London SW16 5LY
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
Application for a Certificate of Lawful Development (Proposed) with respect to removal of the front porch infill; erection of a hip to gable roof extension; erection of a rear dormer roof extension and installation of 3 front roof lights.
As published by the council, reference 26/00452/LDCP
Application record
- Reference
- 26/00452/LDCP
- Type
- Certificate of Lawful Use proposed
- Status
- Decided
- Decision
- Granted As published: Grant Permission
- Received
- 12 Feb 2026
- Validated
- 12 Feb 2026
- Decided
- 25 Mar 2026
- Ward
- Streatham Common & Vale
- Decision by
- Delegated Decision
- Postcode
- SW16 5LY
Timeline
Dates from the published record
-
12 Feb 2026
Received by Lambeth
-
25 Mar 2026
Decision issued: Grant Permission
-
25 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Lab Architects Ltd Agent, an architecture practice registered in London
Active · incorporated 2001 · London
10 applications on PlanIndex · across 5 councils
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
11 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 documentsWhat this grant of permission means
Lambeth granted permission on 25 March 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 0.3 miles
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23 Guildersfield Road London SW16 5LS
Application for a Certificate of Lawful Development (Proposed) with respect to the erection of rear dormer roof extension with Juliet balcony and installation of 3 front rooflights.
Granted Lawful development Extension Loft or dormer 6 docs -
23 Guildersfield Road London SW16 5LS
Erection of a single storey ground floor rear extension.
Granted Full applications Extension 10 docsSmall domestic -
22 Arragon Gardens London SW16 5LX
Certificate of Lawfulness (proposed) with respect to the erection of hip-to-gable roof extension and rear dormer together with the installation of 2 rooflights to the front elevation.
Granted Lawful development Extension Loft or dormer 10 docs -
14 Arragon Gardens London SW16 5LX
Approval of details pursuant to condition 4 (Cycle Storage) of planning permission ref 08/02257/FUL (Conversion of a single dwellinghouse into 3 self-contained flats (1 x 3 bed, 2 x 1 bed units) including installation of French doors and two windows in the rear elevation at ground floor level) Granted on 16.07.2008
Granted Conditions New dwelling Windows or glazing 4 docsDomestic -
14 Arragon Gardens London SW16 5LX
Approval of Details pursuant to condition 4 (details of cycle storage) of planning permission ref 08/02257/FUL (conversion of a single dwellinghouse into 3 self-contained flats (1 x 3 bed, 2 x 1 bed units) including installation of French doors and two windows in the rear elevation at ground floor level) granted on 18.07.2008
Refused Conditions New dwelling Windows or glazing 3 docsDomestic -
8 Guildersfield Road London SW16 5LT
Application for a Certificate of Lawful Development (Proposed) with respect to erection of a hip to gable rear dormer loft conversion and installation of two roof lights to the front roof slope
Refused Lawful development Loft or dormer 6 docs
Other lawful development applications
In Lambeth
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26/02558/LDCE Awaiting decision
18 Narbonne Avenue London SW4 9JS
Certificate of Lawful Development (existing) for the change of use of property from 2 dwellings to a single dwelling (Use Class C3).
-
26/02557/LDCP Awaiting decision
47 Clive Road London SE21 8DA
Certificate of Lawful Development (Proposed) with respect to erection of rear dormer roof extension; dormer roof extension over existing rear outrigger and installation of 3 x rooflights to the front roof slope.
-
26/02383/LDCP Awaiting decision
19 Ivymount Road London SE27 0NB
Certificate of Lawful Development (Proposed) with respect to provision of a vehicular crossover and dropped kerb to the front of the property together with associated alterations to the boundary treatment.
-
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.
-
26/02337/LDCP Awaiting decision
34 Acland Crescent London SE5 8EQ
Certificate of Lawful Development (Proposed) with respect to erection of a hip to gable roof extension together with the erection of a rear dormer with juliet balcony and installation of 2x rooflights to the front roofslope.