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Planning application

12 SOMERTREES AVENUE, LONDON, SE12 0BX

Granted Lewisham DC/19/112552 Lawful Development Certificate proposed

Works: Extension Loft or dormer

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

Proposal

Lawful Development Certificate Proposed for the construction of a rear roof extension at 12 Somertrees Avenue, SE12, together with the installation of one rooflight in the front roof slope, and two rooflights in the side roofslope.

As published by the council, reference DC/19/112552

Application record

Reference
DC/19/112552
Type
Lawful Development Certificate proposed
Status
Decided
Decision
Granted
Received
4 Jun 2019
Validated
7 Jun 2019
Decided
27 Jun 2019
Ward
Grove Park
Decision by
Delegated
Postcode
SE12 0BX

Timeline

Dates from the published record

  1. 4 Jun 2019

    Received by Lewisham

  2. 7 Jun 2019

    Validated

    Checked as complete and ready for consideration.

  3. 27 Jun 2019

    Decision issued: Granted

  4. 3 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Archimedes Design LTD Agent, a design practice registered in London

Active · incorporated 2016 · London

62 applications on PlanIndex · across 20 councils · 69% granted

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Documents

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

9 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

Lewisham granted permission on 27 June 2019, 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 500 metres

  • 7 SOMERTREES AVENUE, LONDON, SE12 0BU

    DC/26/145110 Submitted 18 Aug 2026 77m away

    87% historically approved · decision due ~27 Oct

    Construction of hip-to-gable and rear dormer extension at 7 Somertrees Avenue, SE12.

    Awaiting decision Extension Loft or dormer
  • 2 COOPER'S LANE, LONDON, SE12 0QA

    DC/25/141081 Submitted 11 Aug 2025 94m away

    Construction of a single storey extension to the rear with the formation of a terrace area over incorporating a glazed balustrade, enlargement of the existing rear dormer window in the rear roof slope, together with a single-storey granny bungalow in the rear garden and all associated works at 2 Coopers Lane, SE12.

    Refused Full applications Extension Loft or dormer +1 11 docs
    Small domestic
  • 2 COOPER'S LANE, LONDON, SE12 0QA

    DC/26/144123 Submitted 25 May 2026 94m away

    83% historically approved · decision due ~20 Jul

    Construction of a single storey extension to the rear, enlargement of the existing rear dormer window in the rear roof slope, together with a single-storey granny bungalow in the rear garden and all associated works at 2 Cooper's Lane, SE12.

    Status unknown Full applications Extension Loft or dormer +1
    Small domestic
  • 78 SOMERTREES AVENUE, LONDON, SE12 0BY

    DC/25/140467 Submitted 16 Jun 2025 124m away

    Construction of a single storey extension to the side of 78 Somertrees Avenue SE12.

    Granted Householder Extension 8 docs
    Small domestic
  • 92 SOMERTREES AVENUE, LONDON, SE12 0BY

    DC/21/124536 Submitted 29 Nov 2021 124m away

    90% historically approved · decision due ~28 Jan

    Construction a two storey side extension, a rear single story extension at 92 SOMERTREES AVENUE, SE12, together with a loft extension comprising a rear dormer and installaion of three rooflights to the front.

    Awaiting decision Householder Extension Loft or dormer 10 docs
    Domestic
  • 58 SOMERTREES AVENUE, LONDON, SE12 0BY

    DC/12/81427/FT Submitted 19 Sep 2012 124m away

    The construction of a part single part two storey extension at the rear of 58 Somertrees Avenue SE12 and the installation of a side facing bedroom window to the existing dwelling at first floor level.

    Withdrawn Full applications Extension Windows or glazing
    Domestic

In Lewisham

  • DC/26/143983 Granted

    1 SANDROCK ROAD, LONDON, SE13 7TS

    Application for a Lawful Development Certificate existing submitted under Section 191 of the Town & Country Planning Act 1990 (as amended) to establish that the lawful use of 1 Sandrock Road, SE13, is as a small house in multiple occupation for no more than six residents.

    12 May 2026 Lawful development
  • DC/26/143740 Granted

    GROUND FLOOR FLAT, 46 HALESWORTH ROAD, LONDON, SE13 7TL

    Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the siting of a single-unit mobile home for ancillary use to the dwelling at Ground Floor Flat, 46 Halesworth Road SE13.

    20 Apr 2026 Lawful development
  • DC/26/144365 Granted

    21 HEATHER ROAD, LONDON, SE12 0UG

    Application for a Lawful Development Certificate (existing) submitted under Section 191 of the Town & Country Planning Act 1990 (as amended) for the use of property as a house in multiple occupation (C4 Use Class) at 21 Heather Road, SE12

    16 Jun 2026 Lawful development
  • DC/26/144317 Granted

    154 MINARD ROAD, LONDON, SE6 1NJ

    Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) and Class A of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the construction of a single-storey rear extension at 154 Minard Road, SE6

    15 Jun 2026 Lawful development
  • DC/26/144314 Granted

    273 BROWNHILL ROAD, LONDON, SE6 1AE

    Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) for change of use from Class E(a) 'for the display or retail sale of goods other than hot food principally to visiting members of the public' to Class E(b) for the sale of food and drink principally to visiting members of the public where consumption of that food and drink is mostly undertaken on the premises at 273 Brownhill Road, London SE6 1AE.

    12 Jun 2026 Lawful development