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Planning application

18 Tylney Avenue London Southwark SE19 1LN

Granted Southwark 22/AP/1575 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

A rear roof-level dormer extension and a single sloping rooflight at roof level that is sized and positioned to operate as a smoke vent

As published by the council, reference 22/AP/1575

Application record

Reference
22/AP/1575
Type
Certificate of Lawful Dev. - Proposed
Status
Granted
Decision
Granted As published: Certificate of Lawfulness Prop- GRANTED
Received
5 May 2022
Validated
6 May 2022
Decided
29 Jun 2022
Ward
Dulwich Wood
Parish
Dulwich
Decision by
Delegated Panel - Trees
Postcode
SE19 1LN

Timeline

Dates from the published record

  1. 5 May 2022

    Received by Southwark

  2. 6 May 2022

    Validated

    Checked as complete and ready for consideration.

  3. 29 Jun 2022

    Decision issued: Certificate of Lawfulness Prop- GRANTED

  4. 28 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Brisco Loran Agent, registered in London

Active · incorporated 2016 · London

2 applications on PlanIndex · across 2 councils

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Documents

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

19 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 29 June 2022, 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

  • 34 Tylney Avenue London Southwark SE19 1LN

    22/AP/3260 Submitted 12 Sep 2022 39m away

    Certificate of lawful development (proposed) for a single storey rear extension and rear dormer to terraced house.

    Granted Lawful development Extension Loft or dormer 10 docs
    Small domestic
  • 32 Tylney Avenue London Southwark SE19 1LN

    22/AP/1188 Submitted 31 Mar 2022 54m away

    Replacement of garage door and glass door to front elevation, replacement of door to rear elevation, and insertion of two windows, three extract vent grilles and repositioning of boiler flue to ground floor side elevation (and additional interior alterations)

    Granted Lawful development Windows or glazing 12 docs
  • 72 Farquhar Road London Southwark SE19 1LT

    26/AP/1659 Submitted 10 Jun 2026 55m away

    95% historically approved · decision due ~7 Aug

    Demolition of part of the existing ground floor front extension and reinstatement with new modern construction, within the same footprint. Replacement of all ground floor doors and windows at the front of the property, with high performance units. Replacement of all windows to first floor and second floor dormer windows with new windows to match existing in colour and style - translucent glazing panels to replace white opaque glazing panels on main windows to first floor front and rear elevations. Minor reconfiguration of ground floor internal walls around entrance lobby and living space. Reconfiguration of second floor loft room (internal works only) to create en-suite and vault ceiling. Minor landscaping works to front of property and entrance gate.

    Decided Extension Loft or dormer +2
  • 12 Tylney Avenue London Southwark SE19 1LN

    22/AP/2783 Submitted 4 Aug 2022 60m away

    Demolition of an existing utility at the front of the house and the erection of an extension aligning it with an existing garage. Replacement of all UPVC windows with aluminium replacements, installation of a sky light to the rear, landscaping works and the demolition and erection of a new garden wall.

    Granted Householder Extension Demolition +1 25 docs
    Domestic
  • 88 Farquhar Road London Southwark SE19 1LT

    26/AP/1041 Submitted 10 Apr 2026 70m away

    Details of condition 3 (details foundation design (trees)) pursuant to planning permission 25/AP/1743 (Construction of a single-storey front extension with 1no. rooflight, and replacement of existing windows and doors)

    Granted Conditions Extension Loft or dormer +2 13 docs
    Small domestic
  • 29 Tylney Avenue London Southwark SE19 1LN

    25/AP/2629 Submitted 15 Sep 2025 70m away

    Certificate of Lawful Development (Proposed) for a rear dormer with rear velux and side elevation window.

    Granted Lawful development Loft or dormer Windows or glazing 21 docs

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