Planning application
4A Warmington Road London Southwark SE24 9LA
Works: Extension Loft or dormer Demolition Windows or glazing
Relates to 25/AP/2631
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Variation of Condition 1 (Approved plans) pursuant to planning permission ref no: 25/AP/2631 dated 11/11/2025: 'Demolition and replacement of the existing two-storey side extension, along with a loft conversion incorporating a rear dormer and a hip-to-gable extension. Installation of two ground-floor metal-framed double-glazed doors on the southwest elevation and the addition of 2No. of rooflights on the front gable slope.' Amendment sought: To allow minor material amendments to the approved scheme to raise the main roof ridge by 280mm to match the adjacent terraces.
As published by the council, reference 26/AP/0121
Application record
- Reference
- 26/AP/0121
- Type
- S.73 Vary/Remove Conds/Minor Alterations
- Status
- Granted
- Decision
- Granted As published: Variation Minor Material Changes Granted
- Received
- 16 Jan 2026
- Validated
- 22 Jan 2026
- Decided
- 10 Mar 2026
- Ward
- Dulwich Village
- Parish
- Dulwich
- Decision by
- Delegated Panel - Simple
- Postcode
- SE24 9LA
Site history
Applications at this address on the Southwark register
This site has had 3 applications since 2025: 1 approved, 0 refused.
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26/AP/0120 Decided
4A Warmington Road London Southwark SE24 9LA
Non-material amendment of planning permission 25/AP/2631 dated 11/11/2025 for 'Demolition and replacement of the existing two-storey side extension, along with a loft conversion incorporating a rear dormer and a hip-to-gable extension. Installation of two ground-floor metal-framed double-glazed doors on the southwest elevation and the addition of 2No. of rooflights on the front gable slope.' NMA: Amend the description of development to: Demolition and replacement of the existing two-storey side extension, along with a loft conversion incorporating a rear dormer and a hip-to-gable extension and raising the ridge by 280mm. Installation of two ground-floor metal-framed double-glazed doors on the southwest elevation and the addition of 2No. of rooflights on the front gable slope.'
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25/AP/2631 Awaiting decision
4A Warmington Road London Southwark SE24 9LA
Demolition and replacement of the existing two-storey side extension, along with a loft conversion incorporating a rear dormer and a hip-to-gable extension. Installation of two ground-floor metal-framed double-glazed doors on the southwest elevation and the addition of 2No. of rooflights on the front gable slope.
Timeline
Dates from the published record
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16 Jan 2026
Received by Southwark
-
22 Jan 2026
Validated
Checked as complete and ready for consideration.
-
10 Mar 2026
Decision issued: Variation Minor Material Changes Granted
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10 Aug 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
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25/AP/2631 Awaiting decision
4A Warmington Road London Southwark SE24 9LA
Demolition and replacement of the existing two-storey side extension, along with a loft conversion incorporating a rear dormer and a hip-to-gable extension. Installation of two ground-floor metal-framed double-glazed doors on the southwest elevation and the addition of 2No. of rooflights on the front gable slope.
Who's behind it
Company information only, from the register and Companies House
Studio Hei Architects Agent, an architecture practice
15 applications on PlanIndex · across 5 councils
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See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
7 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
Southwark granted permission on 10 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 amendment applications
An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
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4A Warmington Road London Southwark SE24 9LA
Non-material amendment of planning permission 25/AP/2631 dated 11/11/2025 for 'Demolition and replacement of the existing two-storey side extension, along with a loft conversion incorporating a rear dormer and a hip-to-gable extension. Installation of two ground-floor metal-framed double-glazed doors on the southwest elevation and the addition of 2No. of rooflights on the front gable slope.' NMA: Amend the description of development to: Demolition and replacement of the existing two-storey side extension, along with a loft conversion incorporating a rear dormer and a hip-to-gable extension and raising the ridge by 280mm. Installation of two ground-floor metal-framed double-glazed doors on the southwest elevation and the addition of 2No. of rooflights on the front gable slope.'
Decided Conditions Extension Loft or dormer +2 7 docs -
4A Warmington Road London Southwark SE24 9LA
95% historically approved · decision due ~17 Nov
Demolition and replacement of the existing two-storey side extension, along with a loft conversion incorporating a rear dormer and a hip-to-gable extension. Installation of two ground-floor metal-framed double-glazed doors on the southwest elevation and the addition of 2No. of rooflights on the front gable slope.
Awaiting decision Householder Extension Loft or dormer +2 12 docsDomestic -
4 Warmington Road London Southwark SE24 9LA
95% historically approved · decision due ~6 Jan
Erection of a single-storey rear and side wrap-around extension and a loft conversion with roof dormer to the rear with two rooflights and two rooflights to the front roof slope.
Awaiting decision Householder Extension Loft or dormer 13 docsSmall domestic -
115 Half Moon Lane London Southwark SE24 9JY
Non-material amendment to planning permission 21/AP/0726 (Single storey rear extension; front railings.) to change the material of new windows and doors from the previously approved 'double glazed white painted timber framed windows and doors' to 'double glazed white uPVC framed windows and doors' and to change the colour of the entrance door from white to anthracite grey.
Decided Conditions Extension Windows or glazing 6 docsSmall domestic -
4 Howletts Road London Southwark SE24 9JZ
Construction of a single storey rear extension.
Granted Householder Extension 9 docsSmall domestic -
2 And 4 Howletts Road London Southwark SE24 9JZ
Construction of hip-to-gable roof extensions and a rear dormer; raising of the ridge height by 281mm; and the installation of 3x rooflights to both properties at 2 And 4 Howletts Road.
Granted Full applications Extension Loft or dormer +1 12 docs
Other amendment applications
In Southwark
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26/AP/2557 Awaiting decision
Flat 5 70 Renforth Street London Southwark SE16 7JZ
Variation of Condition 1 of full planning permission 24/AP/1633 dated 08/08/2024 for Listed Building Consent for repairs to property to pre-subsidence condition situated within the Grade II listed building. II listed building known as No. 70 Renforth Street At Flat 5 70 Renforth Street. Removal: Within section 1 specifically relating to the repair proposal and in line with a joint site visit with the heritage representative we have attached details for a more sympathetic, less intrusive repair to the building which is suffering from ground movement damage. The repair proposal uses a Helifix designed repair process to be less intrusive and impactful to the visual appearance.
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26/AP/2021 Granted
Unit 1A Vanguard Court Rear Of 36 To 38 Peckham Road London Southwark SE5 8QT
Variation of Conditions 1 (Approved plans) pursuant to planning permission 25/AP/2903 (Construction of a first-floor roof extension to provide 5 additional light industrial (Class E(g)(iii)) studio/workshop units, together with associated access via external staircase and a green roof area.) Amendment sought: To amend the approved roof covering material to standing seam metal roofing, addition of 8No. rooflights, and revision to the material of the approved external staircase.
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26/AP/0728 Granted
Townsend House Strathnairn Street London Southwark SE1 5BU
Variation of condition 6 of planning permission ref no. 22/AP/3683 ( Demolition of existing garages and construction of four storey and five storey buildings providing 18 residential apartments (two x 1-bedroom units, nine x 2-bedroom units, seven x 3-bedroom units) with associated estate-wide hard and soft landscaping, cycle parking and refuse storage and the replacement of the existing substation). To split Condition 6 (Arboricultural Method Statement) in two parts of 6a and 6b.
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26/AP/1775 Granted
52 Ulverscroft Road London Southwark SE22 9HG
Variation of Condition 4 (Plant Noise) pursuant to planning permission 24/AP/2818 (Construction of a single rear/side infill extension and a 1st floor extension to the outrigger. Loft conversion including roof ridge raise by 300mm, rear roof dormer and roof outrigger dormer. Installation of 2no. rooflights to the front roof slope. Replacement of all windows and external doors, PV panels to the front roof slope and rear outrigger roof and installation of air source heat pump in rear garden). Variation seeks to amend: To remove the requirement for plant sound output level to 10dB below background.
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26/AP/1610 Granted
170 Lynton Road London Southwark SE1 5RB
Variation of Condition 1 (approved plans) of planning permission 25/AP/3741 (Construction of ground floor side infill extension; 6 rooflights to pitched roof and facade alterations.) Amendment sought: To allow the party wall to be astride the boundary.