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Planning application

26 Tritton Road London SE21 8DE

Granted Lambeth 20/04521/LDCP Certificate of Lawful Use proposed

Works: Extension Loft or dormer Windows or glazing

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

Proposal

Application for a Certificate of Lawful Development (Proposed) with respect to replacement of existing attic style dormer window with the erection of a new extension, together with a new extension over the existing rear outrigger.

As published by the council, reference 20/04521/LDCP

Application record

Reference
20/04521/LDCP
Type
Certificate of Lawful Use proposed
Status
Decided
Decision
Granted As published: Grant Permission
Received
29 Dec 2020
Validated
29 Dec 2020
Decided
15 Feb 2021
Ward
Gipsy Hill
Decision by
Delegated Decision
Postcode
SE21 8DE

Timeline

Dates from the published record

  1. 29 Dec 2020

    Received by Lambeth

  2. 15 Feb 2021

    Decision issued: Grant Permission

  3. 29 Sep 2026

    Added to PlanIndex

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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What this grant of permission means

Lambeth granted permission on 15 February 2021, 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

  • 26 Tritton Road London Lambeth SE21 8DE

    23/00293/NMC Submitted 31 Jan 2023 50 yards away

    Application for a non-material amendment following a grant of planning permission ref: 21/02745/FUL (Erection of single storey ground floor wrap around extension, together with courtyard) granted on 08.10.2021.

    Granted Amendments Extension 9 docs
    Small domestic

  • 4 Rosendale Road London Lambeth SE21 8DP

    22/04018/FUL Submitted 11 Nov 2022 50 yards away

    Erection of ground floor side infill extension, floor plan redesign and all associated works

    Granted Full applications Extension 9 docs

  • 9 Tritton Road London Lambeth SE21 8DE

    26/00853/FUL Submitted 16 Mar 2026 50 yards away

    78% historically approved · decision due ~11 May

    Erection of a ground floor rear and side infill single storey extension.

    Decided Full applications Extension 13 docs
    Small domestic

  • 4 Rosendale Road London Lambeth SE21 8DP

    22/04019/LDCP Submitted 11 Nov 2022 50 yards away

    Application for a Certificate of Lawful development (Proposed) with respect to the erection of a hip to gable roof conversion , L shape dormer extension, involving the installation of a rear Juilet balcony and a front rooflight.

    Granted Lawful development Extension Loft or dormer 11 docs

  • 10 Tritton Road London SE21 8DE

    26/02366/FUL Submitted 17 Aug 2026 100 yards away

    78% historically approved · decision due ~12 Oct

    Erection of a ground floor rear and side extension and erection of a 1st floor rear extension, together with the installation of solar panels.

    Decided Full applications Extension 4 docs

  • 18 Tritton Road London SE21 8DE

    26/01672/FUL Submitted 8 Jun 2026 100 yards away

    Replacement of the existing roof terrace enclosure/balustrade with fixed privacy screening panels, together with associated refurbishment works to the existing roof terrace.

    Granted Full applications 4 docs

In Lambeth

  • 26/02481/LDCP Awaiting decision

    56 Englewood Road London Lambeth SW12 9NY

    Certificate of Lawfulness (Proposed) with respect to the installation of Air Source Heat Pump to rear garden.

    Received 28 Aug, published by the council 29 Sep 2026 Lawful development
  • 26/01071/LDCP Withdrawn

    36 Elms Road London Lambeth SW4 9EX

    Certificate of Lawful Development (Proposed) with respect to the erection of side and rear 'box' roof extensions including a side roof light and removal of a chimney.

    Received 2 Apr, published by the council 25 Jul 2026 Lawful development
  • 26/02276/LDCP Awaiting decision

    10 Leake Street London SE1 7NN

    Certificate of Lawful Development (Proposed) with respect to temporary infilling and smoothing of the existing ramp area at Elizabeth House to facilitate the demolition and construction works at 10 Leake Street authorised by the planning permission ref: 25/02199/FUL.

    Received 7 Aug, published by the council 15 Sep 2026 Lawful development
  • 26/00455/LDCP Granted

    129 Hydethorpe Road London SW12 0JF

    Application for Certificate of Lawful Development (Proposed) with respect to the erection of a rear dormer roof extension and installation of new rooflights to the front roof slope.

    Received 12 Feb, published by the council 25 Jul 2026 Lawful development
  • 26/01485/LDCP Granted

    88 Ballater Road London SW2 5QP

    Application for a Certificate of Lawful Development (Proposed) with respect to erection of a rear dormer roof extension and installation of 2 x rooflights to existing roof at front elevation and 1 x rooflight to existing rear outrigger roof

    Received 15 May, published by the council 25 Jul 2026 Lawful development