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Planning application

1 Alleyn Road London Southwark SE21 8AB

Granted Southwark 25/AP/3358 S.73 Vary/Remove Conds/Minor Alterations

Works: Extension

Relates to 23/AP/3087

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Variation of Conditions 1 (Approved Plans) for planning permission ref.23/AP/3087. The proposed changes are: 1. Change in front landscaping (design attached) 2. Removing the lean-to conservatory and reducing the size of the basement whilst moving the lightwell further away from the neighbouring property.

As published by the council, reference 25/AP/3358

Application record

Reference
25/AP/3358
Type
S.73 Vary/Remove Conds/Minor Alterations
Status
Granted
Decision
Granted As published: Variation Minor Material Changes Granted
Received
18 Nov 2025
Validated
10 Dec 2025
Decided
29 Jan 2026
Ward
Dulwich Wood
Parish
Dulwich
Decision by
Delegated Panel - Complex
Postcode
SE21 8AB

Site history

Applications at this address on the Southwark register

This site has had 3 applications since 2023: 3 approved, 0 refused.

  • 26/AP/1793 Granted

    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;

    Decided 12 Aug 2026 Conditions
  • 23/AP/3087 Granted

    1 Alleyn Road London Southwark SE21 8AB

    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;

    Decided 13 Mar 2024 Householder

Timeline

Dates from the published record

  1. 18 Nov 2025

    Received by Southwark

  2. 10 Dec 2025

    Validated

    Checked as complete and ready for consideration.

  3. 29 Jan 2026

    Decision issued: Variation Minor Material Changes Granted

  4. 10 Aug 2026

    Added to PlanIndex

Cases linked to this one on the register

  • 23/AP/3087 Granted

    1 Alleyn Road London Southwark SE21 8AB

    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;

    Decided 13 Mar 2024 Householder

Documents

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.

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Open the documents

What this grant of permission means

Southwark granted permission on 29 January 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

  • 1 Alleyn Road London Southwark SE21 8AB

    26/AP/1793 Submitted 19 Jun 2026 50 yards away

    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
  • 1 Alleyn Road London Southwark SE21 8AB

    23/AP/3087 Submitted 3 Nov 2023 50 yards away

    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 Householder Extension Loft or dormer +1 30 docs
    Small domestic
  • 12 Alleyn Crescent London Southwark SE21 8BN

    22/AP/2472 Submitted 11 Jul 2022 50 yards away

    Specie and Location of Tree:A Whitebeam tree approximately 9m in height, situated in the small front garden (see plan). The tree is very dense and wide spreading.Description of Dulwich Estates Approved Works:Crown thin by 25% including the removal of dead wood and necessary shortening of long lateral branches particularly towards the house. The height and basic shape should be retained.

    Granted Trees 6 docs
  • 1 Alleyn Crescent London Southwark SE21 8BN

    26/AP/2350 Submitted 5 Aug 2026 50 yards away

    Works to a tree with a TPO: Tree ID 8189 A Box Elder tree approximately 8m in height, situated on the left-hand side of the rear garden, overhanging the pavement on Alleyn Road. There is dead wood present in the upper crown and excessive growth over the pavement. Dead wood to be removed and overhang to the pavement and streetlamp reduced back by up to 2m ensuring a natural final shape. All pruning should be targeted at suitable growth points

    Granted Trees 4 docs
  • 9 Loggetts Alleyn Park London Southwark SE21 8AS

    21/AP/2749 Submitted 3 Aug 2021 50 yards away

    T1 - Ash - Remove including stump due to historic subsidence. T2 - Eucalyptus - Remove due to low amenity value, poor health and proximity to building. Shrubs - Remove

    Refused Trees 7 docs
  • 7 Alleyn Crescent London Southwark SE21 8BN

    26/AP/1143 Submitted 21 Apr 2026 50 yards away

    Construction of a two-storey side extension; replacement of front boundary timber wall to brick; inclusion of bin store and installation of a ground floor side facing window

    Granted Householder Extension Windows or glazing 27 docs
    Domestic

In Southwark

  • 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.

    Received 28 Aug, published by the council 10 Sep 2026 Amendments
  • 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.

    Received 10 Jul, published by the council 25 Jul 2026 Amendments
  • 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.

    Received 12 Mar, published by the council 28 Jul 2026 Amendments
  • 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.

    Received 18 Jun, published by the council 25 Jul 2026 Amendments
  • 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.

    Received 5 Jun, published by the council 25 Jul 2026 Amendments