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Planning application

16 Piermont Road London Southwark SE22 0LN

Granted Southwark 20/AP/1801 Certificate of Lawful Dev. - Proposed

Works: Extension Loft or dormer

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

Proposal

Certificate of lawfulness (proposed) for mansard roof extension to rear of property, and above part of the rear outrigger, with two flush roof lights to front roof slope.

As published by the council, reference 20/AP/1801

Application record

Reference
20/AP/1801
Type
Certificate of Lawful Dev. - Proposed
Status
Granted
Decision
Granted As published: Certificate of Lawfulness Prop- GRANTED
Received
2 Jul 2020
Validated
3 Jul 2020
Decided
23 Aug 2020
Ward
Dulwich Hill
Parish
Dulwich
Decision by
Delegated Panel - Simple
Postcode
SE22 0LN

Timeline

Dates from the published record

  1. 2 Jul 2020

    Received by Southwark

  2. 3 Jul 2020

    Validated

    Checked as complete and ready for consideration.

  3. 23 Aug 2020

    Decision issued: Certificate of Lawfulness Prop- GRANTED

  4. 11 Sep 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Burgess Architects Ltd Agent, an architecture practice registered in London

Active · incorporated 2015 · London

16 applications on PlanIndex · across 3 councils · 100% granted

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Documents

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

29 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 23 August 2020, 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

  • 17 Piermont Road London Southwark SE22 0LN

    26/AP/2339 Submitted 5 Aug 2026 50 yards away

    95% historically approved · decision due ~1 Oct

    Construction of a ground floor single-storey rear and side extension and reconfiguration of existing side-return roof including replacement of existing Velux rooflights.

    Awaiting decision Householder Extension Loft or dormer 20 docs
    Small domestic

  • 17 Piermont Road London Southwark SE22 0LN

    20/AP/3692 Submitted 15 Dec 2020 50 yards away

    Certificate of lawful development (proposed) for the construction of a dormer roof extension at roof level over rear portion of main house and outrigger; installation of 3 x rooflights to front elevtion and 1x roof light to dormer.

    Granted Lawful development Extension Loft or dormer 15 docs

  • 9 Piermont Green London Southwark SE22 0LW

    22/AP/2667 Submitted 25 Jul 2022 50 yards away

    Loft conversion including hip to gable extension and 2no roof lights in the front pitch and solar panels on rear roof top.

    Granted Householder Extension Loft or dormer 30 docs
    Domestic

  • 9 Piermont Green London Southwark SE22 0LW

    22/AP/2666 Submitted 25 Jul 2022 50 yards away

    Certificate of lawfulness for a proposed loft conversion including hip to gable extension, insertion of two roof lights to the front pitch, insertion of two windows to side elevation, removal of chimney and installation of nine solar panels

    Refused Lawful development Extension Loft or dormer +1 30 docs

  • 70 Upland Road London Southwark SE22 0DB

    26/AP/0542 Submitted 24 Feb 2026 100 yards away

    Retrospective application for construction of a garden room to be in residential use ancillary to the main dwelling house.

    Granted Householder 11 docs
    Small domestic

  • 70 Upland Road London Southwark SE22 0DB

    22/AP/0941 Submitted 9 Mar 2022 100 yards away

    Construction of ground and first floor extensions at the rear and off-street car parking.

    Granted Householder Extension 12 docs
    Domestic

In Southwark

  • 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/1759 Granted

    29 Dundas Road London Southwark SE15 2DR

    Certificate of Lawful Development (Proposed) for loft conversion with rear dormer, installation of roof lights to front roof slope, construction of a rear outbuilding, fenestration changes including new and replacement windows and installation of soil vent pipe.

    Received 17 Jun, published by the council 25 Jul 2026 Lawful development
  • 26/AP/1942 Granted

    Peckham Rye Railway Station Station Way London Southwark SE15 4RX

    Certificate of lawfulness (existing) to confirm that planning permission 22/AP/1006 was lawfully implemented within the prescribed time period

    Received 3 Jul, published by the council 25 Jul 2026 Lawful development
  • 26/AP/1625 Granted

    97 - 99 Borough High Street Southwark SE1 1NL

    Certificate of Lawful development (proposed) for: Like for like replacement of the existing Zinc Cladding, for non combustible insulation, behind the cladding and replacement external like for like (new) zinc cladding; and like for like replacement of the penthouse terrace decking and the balcony decking to the rear.

    Received 8 Jun, published by the council 25 Jul 2026 Lawful development