Planning application
17 Allendale Close London Southwark SE5 8SG
Works: Windows or glazing
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Certificate of Lawful development (proposed) for ground floor side windows, floor plan redesign and all associated works
As published by the council, reference 26/AP/0902
Application record
- Reference
- 26/AP/0902
- Type
- Certificate of Lawful Dev. - Proposed
- Status
- Awaiting decision
- Received
- 27 Mar 2026
- Validated
- 30 Mar 2026
- Ward
- St Giles
- Postcode
- SE5 8SG
Site history
Applications at this address on the Southwark register
This site has had 2 applications since 2026: 1 approved, 0 refused.
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26/AP/0901 Granted
17 Allendale Close London Southwark SE5 8SG
Prior approval for the construction of a ground floor rear extension.
Timeline
Dates from the published record
-
27 Mar 2026
Received by Southwark
-
30 Mar 2026
Validated
Checked as complete and ready for consideration.
-
10 Aug 2026
Added to PlanIndex
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Decision
Awaiting decision
Decision expected by 25 May 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Southwark took a median of 52 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
Agent on file, a design practice registered in London
432 applications on PlanIndex · across 65 councils · 93% granted
Trade members see who it is, their full track record, and every application they have filed.
See who's behind itDocuments
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 happens while it is decided
This application is with Southwark for determination, against a statutory target of eight weeks. Over the last year Southwark decided lawful development applications in a median of 50 days. More in our guide to how long planning decisions take.
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
-
17 Allendale Close London Southwark SE5 8SG
Prior approval for the construction of a ground floor rear extension.
Granted Full applications Extension 20 docs -
11 Love Walk London Southwark SE5 8AD
Works to a tree with a TPO: T1- Cherry, dead, section felled.
Granted Trees 8 docs -
14 Allendale Close London Southwark SE5 8SG
Construction of a rear ground floor extension and the construction of a rear loft extension.
Granted Householder Extension Loft or dormer 25 docsDomestic -
14 Allendale Close London Southwark SE5 8SG
95% historically approved · decision due ~1 Dec
Construction of rear ground floor extension and rear loft extension
Awaiting decision Householder Extension Loft or dormer 22 docsDomestic -
21 Allendale Close London Southwark SE5 8SG
T1 XL Robinia: overall reduction by up to 4M, deadwood, 30% thinT2 Robina stem bifucated at 2.5m reduce stem 1 to above large branch scar overall reduction 4m
Granted Trees 4 docs -
4 Love Walk London Southwark SE5 8AD
T1 - XL TPO London Plane tree. One limb is touching and resting on the house. The other limb is growing towards the neighbours? house at number three love Walk, this is over their front garden so should also be removed to trunk. In addition, remove two smaller lateral branches growing towards properties which are at 3m. Reduce canopy back from building to give 2m clearance.
Granted Trees 8 docs
Other lawful development applications
In Southwark
-
26/AP/1316 Granted
Seavington House Champion Hill London Southwark SE5 8DN
Certificate of lawfulness (proposed) to confirm excavation works carried out on the site in the form of trial pits constitute a material operation under the Town and Country Planning Act 1990 and therefore represent lawful commencement of the approved planning permission 22/AP/0174.
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26/AP/1420 Granted
40 Strathnairn Street London Southwark SE1 5BL
Certificate of lawfulness (proposed) for construction of a ground floor rear extension and a rear dormer.
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26/AP/1618 Granted
252 Barry Road London Southwark SE22 0JS
Certificate of lawful development (proposed) for the construction of a rear dormer extension.
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26/AP/1577 Granted
Residence Inn By Marriott London Bridge 201-211 Long Lane London SE1 4PN
Certificate of lawfulness (proposed) for undertaking of facade remedial works to remove combustible cladding materials and replace with a like-for-like non-combustible cladding with no change to the outer aesthetics of the building.
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26/AP/1509 Withdrawn
Railway Arch 101 Rockingham Street London Southwark SE1 6PD
Certificate of lawfulness (proposed) for confirmation of implementation of planning permission 22/AP/3065: Change of use of the railway arch at 101 Rockingham Street from Use Class B8 (Storage/Distribution) to Use Classes E (Commercial, Business and Service) and F2 (Local Community) and a new glazed facade to the exterior including 2x extractor fans.