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Planning application

27 Thornbury Road London Lambeth SW2 4DL

Granted Lambeth 26/00999/LDCP Certificate of Lawful Use proposed

Works: Extension Loft or dormer

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 the erection of a rear roof extension incorporating a juliet balcony and the installation of three roof lights to the front and to the rear outrigger.

As published by the council, reference 26/00999/LDCP

Application record

Reference
26/00999/LDCP
Type
Certificate of Lawful Use proposed
Status
Decided
Decision
Granted As published: Grant Permission
Received
27 Mar 2026
Validated
27 Mar 2026
Decided
21 May 2026
Ward
Clapham Park
Decision by
Delegated Decision
Postcode
SW2 4DL

Site history

Applications at this address on the Lambeth register

This site has had 2 applications since 2026: 2 approved, 0 refused.

  • 26/01001/FUL Granted

    27 Thornbury Road London Lambeth SW2 4DL

    Erection of a single storey ground floor side/rear infill extension with side pitched roof and flat rear roof including roof lights.

    Decided 22 May 2026 Full applications

Timeline

Dates from the published record

  1. 27 Mar 2026

    Received by Lambeth

  2. 21 May 2026

    Decision issued: Grant Permission

  3. 25 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Studio Werc Ltd Agent, registered in London

Active · incorporated 2017 · London

78 applications on PlanIndex · across 16 councils · 93% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

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Documents

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

6 documents on file for this application

  • DELEGATED REPORT Delegated Register · 21 May 2026
  • PLANNING STATEMENT Planning Statement · 30 Mar 2026
  • EXISTING DRAWINGS Plans · 30 Mar 2026
  • THE LOCATION PLAN OS Map · 30 Mar 2026
  • PROPOSED DRAWINGS Plans · 30 Mar 2026
  • COMMUNITY INFRASTRUCTURE LEVY - COMPLETED FORM Supporting Docs · 30 Mar 2026

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What this grant of permission means

Lambeth granted permission on 21 May 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

  • 27 Thornbury Road London Lambeth SW2 4DL

    26/01001/FUL Submitted 27 Mar 2026 50 yards away

    Erection of a single storey ground floor side/rear infill extension with side pitched roof and flat rear roof including roof lights.

    Granted Full applications Extension Loft or dormer 9 docs
    Small domestic
  • 49 Thornbury Road London SW2 4DL

    16/04905/FUL Submitted 17 Aug 2016 50 yards away

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

    Refused Full applications Extension 11 docs
    Small domestic
  • 49 Thornbury Road London SW2 4DL

    16/04903/LDCP Submitted 17 Aug 2016 50 yards away

    Application for a Certificate of Lawful Development (Proposed) with respect to erection of a single storey ground floor rear and side infill extension

    Refused Lawful development Extension 10 docs
    Small domestic
  • 17 Thornbury Road London SW2 4DL

    26/02821/FUL Submitted 29 Sep 2026 50 yards away

    78% historically approved · decision due ~24 Nov

    Replacement of the existing timber windows and doors with new double glazed uPVC framed windows to all elevations, a new composite door to the front, and a new uPVC door to the rear.

    Awaiting decision Full applications Windows or glazing
  • 23 Thornbury Road London SW2 4DL

    20/01926/FUL Submitted 11 Jun 2020 50 yards away

    Erection of rear roof dormer extension, installation of 2 front rooflights and replacement of existing windows.

    Refused Full applications Extension Loft or dormer +1 18 docs
  • 28 Rosebery Road London SW2 4DD

    24/02487/FUL Submitted 7 Aug 2024 50 yards away

    Erection of a single storey ground floor side extension. Alteration to fenestration including removal of chimney stack and reduction in size of existing first floor side window. Introduction of a high-level window to the ground floor rear elevation.

    Granted Full applications Extension Windows or glazing 8 docs
    Small domestic

In Lambeth

  • 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
  • 26/01478/LDCP Refused

    142 Rosendale Road London SE21 8LG

    Certificate of Lawful Development (Proposed) with respect to the deconversion of existing three self-contained flats into one single dwellinghouse.

    Received 14 May, published by the council 25 Jul 2026 Lawful development