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Planning application

13 Machell Road London Southwark SE15 3XQ

Granted Southwark 25/AP/3806 Certificate of Lawful Dev. - Proposed

Works: Extension Demolition Windows or glazing

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

Proposal

Certificate of lawfulness (proposed) for the insertion of a roof window into the first floor outrigger roof, several internal modifications, the demolition of an existing toilet extension, the replacement of ground floor windows and the insertion of glazed patio doors to the rear elevation.

As published by the council, reference 25/AP/3806

Application record

Reference
25/AP/3806
Type
Certificate of Lawful Dev. - Proposed
Status
Granted
Decision
Granted As published: Certificate of Lawfulness Prop- GRANTED
Received
29 Dec 2025
Validated
4 Feb 2026
Decided
18 Mar 2026
Ward
Nunhead & Queens Road
Parish
Peckham And Nunhead
Decision by
Delegated Panel - Simple
Postcode
SE15 3XQ

Timeline

Dates from the published record

  1. 29 Dec 2025

    Received by Southwark

  2. 4 Feb 2026

    Validated

    Checked as complete and ready for consideration.

  3. 18 Mar 2026

    Decision issued: Certificate of Lawfulness Prop- GRANTED

  4. 10 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Studio Seventi Architecture Ltd Agent, an architecture practice registered in London

Active · incorporated 2011 · London

5 applications on PlanIndex · across 3 councils

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Documents

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

16 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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What this grant of permission means

Southwark granted permission on 18 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 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 0.3 miles

  • 3 Machell Road London Southwark SE15 3XQ

    22/AP/2586 Submitted 20 Jul 2022 50 yards away

    Construction of a single storey ground floor side extension.

    Granted Householder Extension 20 docs
    Small domestic

  • 92 Kimberley Avenue London Southwark SE15 3XH

    20/AP/3039 Submitted 19 Oct 2020 50 yards away

    Demolition of part of the ground floor rear façade and construction of a ground floor side return extension.

    Granted Householder Extension Demolition 7 docs
    Domestic

  • 29 Howbury Road London Southwark SE15 3HH

    26/AP/0001 Submitted 2 Jan 2026 50 yards away

    Construction of single storey side return extension

    Granted Householder Extension 19 docs
    Small domestic

  • 33 Howbury Road London Southwark SE15 3HH

    23/AP/2816 Submitted 6 Oct 2023 50 yards away

    Construction of a single storey side extension and rear extension

    Granted Householder Extension 26 docs
    Small domestic

  • 20 Machell Road London Southwark SE15 3XQ

    22/AP/3380 Submitted 27 Sep 2022 50 yards away

    Construction of a single storey side rear extension with landscaping works. Construction of a loft extension over main roof and outrigger (including 170mm ridge raise and insertion of 3No. roof lights to front roof slope).

    Granted Householder Extension Loft or dormer 29 docs
    Small domestic

  • 20 Machell Road London Southwark SE15 3XQ

    22/AP/2207 Submitted 21 Jun 2022 50 yards away

    Construction of ground floor rear and side extension and an L-shaped rear dormer extension with 3x roof lights to front slope.

    Refused Householder Extension Loft or dormer 28 docs
    Domestic

In Southwark

  • 26/AP/2574 Awaiting decision

    23 Alberta Street London Southwark SE17 3SF

    Certificate of lawfulness (proposed) for construction of a rear dormer and the installation of 1x rooflight to the front roofslope.

    Received 1 Sep, published by the council 8 Sep 2026 Lawful development
  • 26/AP/2509 Awaiting decision

    Newington Gardens Harper Road London Southwark SE1

    Certificate of Lawfulness (proposed) for improvement works to the playground at Newington Gardens to include the removal of current playground equipment and installation of new accessible equipment.

    Received 21 Aug, published by the council 7 Sep 2026 Lawful development
  • 26/AP/1673 Granted

    Flat 67 Benbow House 24 New Globe Walk London Southwark SE1 9DS

    Certificate of Lawful Development to replace existing external doors with new thermally improved doors

    Received 11 Jun, published by the council 25 Jul 2026 Lawful development
  • 26/AP/1909 Granted

    6 Ethnard Road London Southwark SE15 1RU

    Certificate of lawfulness (proposed) for a loft conversion with rear dormer

    Received 30 Jun, published by the council 25 Jul 2026 Lawful development
  • 26/AP/2486 Awaiting decision

    84 Croxted Road London Southwark SE21 8NP

    Certificate of lawfulness (proposed) for the formation of a moveable structure (as defined under the Caravan Site Act) that can be separated into 2 sections and removed from the rear garden by crane. Refer to the following drawings: 318 SP 00 (PD) 318 SP 01 (PD) 318 SP 101 (PD) 318 GS 01 (PD) 318 GS 02 (PD)

    Received 19 Aug, published by the council 20 Aug 2026 Lawful development