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Planning application

22/AP/1141

20 Ondine Road London Southwark SE15 4EB

Granted Southwark Certificate of Lawful Dev. - Proposed

Proposal

Certificate of lawful development (proposed) for the construction of rear dormer extension

As published by the council, reference 22/AP/1141

Timeline

Dates from the published record

  1. 28 Mar 2022

    Received by Southwark

  2. 29 Mar 2022

    Validated

    Checked as complete and ready for consideration.

  3. 24 Jun 2022

    Decision issued: Certificate of Lawfulness Prop- GRANTED

  4. 28 Jul 2026

    Added to PlanIndex

What a grant of permission means

The process from here

Permission has been granted, usually subject to conditions listed on the decision notice, some of which must be discharged before work starts. The decision notice on the council portal sets out exactly what was approved.

Work must normally begin within three years of the decision or the permission lapses. Neighbours cannot appeal a grant; challenging one means judicial review of how the decision was made, within tight time limits.

About lawful development applications

How this application type works

A lawful development certificate is a legal determination, not a planning judgement. It asks the council to confirm either that existing use or works are lawful, often through the passage of time, or that a proposal would not need planning permission at all. The applicant must prove the facts; the merits of the scheme are not considered.

More on lawful development applications in our guide

Nearby applications

Within 500 metres

  • 22/AP/1556 Granted

    62 Ondine Road London Southwark SE15 4EB

    Construction of a single storey ground floor side-infill extension and the installation of aluminium framed glazed doors to the rear of the existing single storey rear extension.

    3 May 2022 39m away Householder
  • 22/AP/1566 Granted

    Garden Flat 102 East Dulwich Road London Southwark SE22 9AT

    Details of condition 3 (Arboricultural Method Statement) as required by planning permission 21/AP/4747 for -'Construction of a single storey outbuilding in the rear garden; formation of a patio and alterations to a window and a door in the rear elevation of the Garden Flat.'

    4 May 2022 91m away Conditions
  • 26/AP/1199 Granted

    8 Marsden Road London Southwark SE15 4EE

    Loft conversion including removal of chimney stacks and rebuilding the gable wall, raising the existing ridge line circa 150mm, rear dormer with flat roof and rooflights over, rooflights to front roof pitch.

    27 Apr 2026 141m away Householder
  • 26/AP/1389 Granted

    31 Muschamp Road London Southwark SE15 4EG

    Construction of rear dormer on the main roof with 3no. front rooflights and raising ridge level by 400mm

    14 May 2026 164m away Householder
  • 20/AP/1948 Refused

    115 Grove Vale London Southwark SE22 8EN

    Change of use of part Class A1 retail unit ( petrol filling station) into hot food takeaway Class A5.

    15 Jul 2020 169m away Full applications
  • 20/AP/2395 Granted

    Ground & First Floor Flat 6 Muschamp Road London Southwark SE15 4EF

    Rear and side ground floor extension, rear 1st floor extension, raising pitch of roof by 300mm and rear dormer extension to roof.

    24 Aug 2020 185m away Full applications

In Southwark

  • 26/AP/1647 Granted

    7 Medlar Street London Southwark SE5 0JU

    Certificate of lawfulness (proposed) for the construction of an L-shaped rear dormer extension and installation of 2no. rooflights to the front roof slope

    8 Jun 2026 Lawful development
  • 26/AP/2189 Awaiting decision

    Surrey Square Park Surrey Square London Southwark SE17 2JX

    Certificate of Lawfulness (existing) for refurbishment and reconfiguration of the existing children's playground and landscape improvements including new pathways and planting within Surrey Square Park.

    24 Jul 2026 Lawful development
  • 26/AP/2168 Awaiting decision

    150A Lower Road London Southwark SE16 2UG

    Certificate of lawfulness (proposed) for the change of use of a single dwellinghouse (Use Class C3) to a House in Multiple Occupation (Use Class C4) occupied by three unrelated individuals.

    22 Jul 2026 Lawful development
  • 26/AP/1618 Granted

    252 Barry Road London Southwark SE22 0JS

    Certificate of lawful development (proposed) for the construction of a rear dormer extension.

    5 Jun 2026 Lawful development
  • 26/AP/1577 Granted

    Residence Inn By Marriott London Bridge 201-211 Long Lane London SE1 4PN

    Certificate of lawfulness (proposed) for undertaking of facade remedial works to remove combustible cladding materials and replace with a like-for-like non-combustible cladding with no change to the outer aesthetics of the building.

    2 Jun 2026 Lawful development