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Planning application

46 Keston Road London Southwark SE15 4JB

Awaiting decision Southwark 25/AP/3056 Householder Application

Works: Extension Loft or dormer Roofing Domestic

Read from the description, not a valuation. How we read the register

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Rear L-shaped dormer roof extension (over main rear roof slope and part of the outrigger roof slope) with an increase in the ridge height of 300mm and the addition of two rooflights in the front roof slope.

As published by the council, reference 25/AP/3056

Application record

Reference
25/AP/3056
Type
Householder Application
Status
Under consideration/assessment
Received
21 Oct 2025
Validated
22 Oct 2025
Ward
Goose Green
Parish
Dulwich
Postcode
SE15 4JB

Site history

Applications at this address on the Southwark register

This site has had 2 applications since 2025.

  • 26/AP/2978 Awaiting decision

    46 Keston Road London Southwark SE15 4JB

    Non-material amendment of planning permission 25/AP/3056 (Construction of an L-shaped dormer roof extension with an increase in the ridge height of 300mm and the addition of two rooflights in the front roof slope.) to change the loft cladding material from grey standing seam metal to Pigmento Red standing seam zinc.

    Submitted 9 Oct 2026

Timeline

Dates from the published record

  1. 21 Oct 2025

    Received by Southwark

  2. 22 Oct 2025

    Validated

    Checked as complete and ready for consideration.

  3. 10 Aug 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 17 December 2025, 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.

Cases linked to this one on the register

1 later application on the register refers to this one:

  • 26/AP/2978 Awaiting decision

    46 Keston Road London Southwark SE15 4JB

    Non-material amendment of planning permission 25/AP/3056 (Construction of an L-shaped dormer roof extension with an increase in the ridge height of 300mm and the addition of two rooflights in the front roof slope.) to change the loft cladding material from grey standing seam metal to Pigmento Red standing seam zinc.

    Submitted 9 Oct 2026

Who's behind it

Company information only, from the register and Companies House

Bon Atelier Limited Agent, registered in London

Active · incorporated 2014 · London

3 applications on PlanIndex

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See their track record

Documents

Plans, drawings, consultee responses and the officer's report

12 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 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 householder applications in a median of 56 days. More in our guide to how long planning decisions take.

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

  • 46 Keston Road London Southwark SE15 4JB

    26/AP/2978 Submitted 9 Oct 2026 50 yards away

    95% historically approved · decision due ~10 Dec

    Non-material amendment of planning permission 25/AP/3056 (Construction of an L-shaped dormer roof extension with an increase in the ridge height of 300mm and the addition of two rooflights in the front roof slope.) to change the loft cladding material from grey standing seam metal to Pigmento Red standing seam zinc.

    Awaiting decision Extension Loft or dormer +1
  • 48 Keston Road London Southwark SE15 4JB

    26/AP/2499 Submitted 21 Aug 2026 50 yards away

    Construction of a single storey side infill and rear extension to form a 'L' shaped wrap around extension.

    Granted Extension
    Small domestic
  • Baptist Church 47 Amott Road London Southwark SE15 4HU

    22/AP/3953 Submitted 18 Nov 2022 50 yards away

    Conversion of upper part of existing church hall adjacent to Little Jungle nursery to provide additional nursery teaching space; addition of new windows and doors to ground floor at western elevation; extension at first floor level to rear of church hall building to provide additional nursery staff facilities.

    Refused Full applications Extension Windows or glazing 25 docs
  • 43C Amott Road London Southwark SE15 5HU

    20/AP/2244 Submitted 10 Aug 2020 50 yards away

    Minor material amendment to planning permission 17/AP/1711 (Construction of part ground and first floor rear extension with loft conversion (rear dormer and 3x front facing rooflights) and internal restructuring to create 1x additional flat) to install an additional rooflight on the front roofslope, raising of the ridge, repositioning of the glazed balustrade and other minor amendments.

    Refused Amendments Extension Loft or dormer +1 11 docs
  • Flat A And Flat B 26 Keston Road London Southwark SE15 4JB

    25/AP/3575 Submitted 8 Dec 2025 50 yards away

    Replacement of windows to both flats A and B with double glazed UPVC sliding sash style windows to front elevation, and double glazed UPVC top hung over top hung and casement style windows to rear elevation, including rear garden door.

    Granted Full applications New dwelling Windows or glazing 12 docs
  • First Floor And Second Floor Flat 44 Gowlett Road London Southwark SE15 4HY

    22/AP/2035 Submitted 9 Jun 2022 50 yards away

    Construction of a second floor rear roof terrace over outrigger.

    Granted Full applications Extension 19 docs

In Southwark

  • 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.

    Received 21 Jul, published by the council 25 Jul 2026 Householder
  • 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.

    2 Sep 2026 Householder
  • 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.

    Received 26 Aug, published by the council 3 Sep 2026 Householder
  • 26/AP/2533 Awaiting decision

    28 Tyrrell Road London Southwark SE22 9NE

    Construction of rear extension.

    Received 25 Aug, published by the council 28 Aug 2026 Householder
  • 26/AP/2517 Awaiting decision

    65 Calton Avenue London Southwark SE21 7DF

    Construction of a ground-floor side-rear extension with terrace reinstated above; alterations to the rear outrigger, including raising the eaves and ridge, removal of the chimney stack, replacement windows, and installation of two rooflights; enlargement of the existing rear dormer; erection of bin and bike stores in the front garden, together with new landscaping and a front boundary wall; installation of an EV charger to front elevation and removal of existing front porch door; removal of existing garden buildings and erection of a shed, sauna and pergola in the rear garden, together with new landscaping and decking.

    Received 24 Aug, published by the council 28 Aug 2026 Householder