Planning application
12C Alleyn Road London Southwark SE21 8AL
Works: Extension Loft or dormer Windows or glazing 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
Construction of a rear extension, loft conversion, and the installation of a new window to side elevation, replacement windows and roof lights in rear extension
As published by the council, reference 26/AP/1326
Application record
- Reference
- 26/AP/1326
- Type
- Householder Application
- Status
- Granted
- Decision
- Granted As published: Householder - GRANTED
- Received
- 8 May 2026
- Validated
- 8 May 2026
- Decided
- 2 Jul 2026
- Ward
- Dulwich Wood
- Parish
- Dulwich
- Decision by
- Delegated Panel - Simple
- Postcode
- SE21 8AL
Timeline
Dates from the published record
-
8 May 2026
Received by Southwark
-
2 Jul 2026
Decision issued: Householder - GRANTED
-
25 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
PEQE Engineering Services Ltd Agent, an engineering consultancy registered in Morden
Active · incorporated 2022 · Morden
33 applications on PlanIndex · across 6 councils · 87% granted
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
19 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 2 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 householder applications
Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
10 South Croxted Road London Southwark SE21 8BB
Variation of condition 1 (approved plans) of planning permission 21/AP/2303 for the: Construction of a single storey side/rear extension and relocation of two windows in the side elevation at ground floor level Amendment:Moving the proposed new side wall 600mm off of the boundary between the applicants property and neighbours at No. 12 South Croxted Road; increase the height of the same wall from 2400mm to 3000mm. The rear wall of the proposed extension is proposed to be a parapet wall.
Granted Amendments Extension Windows or glazing 43 docsSmall domestic -
10 South Croxted Road London Southwark SE21 8BB
Variation of non material change for planning permission 21/AP/2303 dated 01/07/2021 and decison notice dated 23/08/202, the development shall be carried out in accordance with approved plans, for - Moving the proposed new side wall to the Open Dining / Kitchen area to 600mm off of the boundary between the applicants property and neighbours at No. 12 South Croxted Road. Also increase the height of the same wall from 2400mm to 3000mm.
Withdrawn Conditions 9 docs -
11 Alleyn Road London Southwark SE21 8AB
T1 Crab Apple - Fell to ground level T2 Crab Apple - Fell to ground level T3 Damson - Fell to ground level Reasons: All 3 are diseased and in poor condition, replacement trees to be planted.
Granted Trees 6 docs -
7 Alleyn Road London Southwark SE21 8AB
Evergreen Magnolia Tree in the front garden on the boundary of the house with neighbours. Reduce by up to 2m , 25% thin.Bay Tree in the rear garden on the boundary of the garden To ball the tree and reduce its current height by 1.5 metres and draw the sides in 0.5 metre.
Granted Trees 6 docs -
13 Alleyn Road London Southwark SE21 8AB
Tree removal notice (5 day) (TPO Order) for dead Horse Chestnut tree.
Granted Trees 3 docs -
1 Alleyn Road London Southwark SE21 8AB
Details of Condition 4 - Landscaping Scheme as required by planning permission 23/AP/3087 dated 13/03/2024 for Enlargement of existing basement with 1no. Lightwell to the front and 1no. Lightwell to the south elevation, associated with new patio area in the rear garden and replacement of ground floor windows; - Construction of loft conversion with 2no. dormer windows and 2no. roof windows on northwest and southeast elevations, associated with removal of 1no. chimney to the front slope and change of roof top on garage; - Conversion of side conservatory to a bricked extension; - Enlargement of vehicular entrance to garage and blocking up of a side door, - blocking up of a rear window and door of the garage; - Installation of solar slates on front and rear roof slopes of both main house and garage; - Installation of 2nos. ASHP and 1no. AC unit on south elevation; - Proposed material railings and gates on the front boundary;
Granted Conditions Extension Loft or dormer +1 7 docs
Other householder applications
In Southwark
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26/AP/2158 Granted
7 Alma Grove London Southwark SE1 5PY
Erection of a rear ground floor side extension with a framed glass roof and bi-folding rear doors. Replacement of windows and door. Alterations to external facade.
-
26/AP/2601 Awaiting decision
49 Henshaw Street London Southwark SE17 1PE
Demolition of existing rear extension and construction of part single, part two storey rear extension and erection of roof terrace on main roof with balustrades and glazed access hatch.
-
26/AP/2545 Awaiting decision
76 Shenley Road London Southwark SE5 8NQ
Construction of a single storey side and rear extension to the rear; construction of a rear dormer roof extension over the main roofslope and the installation of 3x rooflights to the front roofslope.
-
26/AP/2533 Awaiting decision
28 Tyrrell Road London Southwark SE22 9NE
Construction of rear extension.
-
26/AP/0784 Granted
60 Grove Park London Southwark SE5 8LF
Refurbishment of the property including replacement of glazing with thermally efficient conservation windows templated after originals, construction of a single-storey rear extension, a loft extension, minor internal partition alterations, and removal of external soil vent pipes.