Planning appeal decision
223-225 Ilderton Road, London, SE15 1NS
Planning appeal 3352546 at 223-225 Ilderton Road, London, SE15 1NS (London Borough of Southwark) was allowed in part (a split decision) on 6 August 2025 by Inspector Bale M, by written representations. The main issue, as the Inspector framed it: The effect on the character and appearance of the area.
Without planning permission, the erection of a second storey extension, the creation of new window openings and installation of uPVC windows and the rendering of the exterior of the building (“the Unauthorised Development”)
- Authority
- London Borough of Southwark
- Appeal type
- enforcement · Enforcement Notice
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- Bale M
- Postcode
- SE15 1NS
Main issues, as the Inspector framed them
- The effect on the character and appearance of the area
- The effect on fire safety
- Whether the steps required by the enforcement notice exceed what is necessary to remedy the breach of planning control
- Whether the period specified to comply with the requirements of the notice is reasonable
What decided it
The development carried out does not respect the host building or terrace, appearing as a disjointed collection of poorly positioned windows and doors on a bland elevation, causing material harm to character and appearance that cannot be justified by material considerations.
What the Inspector cited
- Development plan policies
- London Plan 2021 Policy D4London Plan 2021 Policy HC1London Plan 2021 Policy D12Southwark Plan 2022 Policy P13Southwark Plan 2022 Policy P14Southwark Plan 2022 Policy P21
How the Inspector dealt with each one is set out in the app, in order: the development plan, national policy, housing land supply, other considerations and the planning balance, beside the letter.
See how each was appliedThe decision letter
Town Planner Pro holds this letter. The Appeals plan opens it and every other letter we hold, all of them searchable, with the main issues and what decided each case picked out. We do not show letters on the free site because they carry people’s names and addresses.
With an account
What an account adds to this decision


More decisions in London Borough of Southwark
The authority’s record since 2016 · every decision in 2025
- Notice upheld7 April 2026336141612 Denmark Hill, London, SE5 8RZ
- Dismissed7 April 20263344253Flat 1, 12 Denmark Hill, London, SE5 8RZ
- Notice varied and upheld5 February 20263364196211 Walworth Road, London, SE17 1RL
- Notice varied and upheld7 January 2026335485696 Goodrich Road, London, SE22 0ER
- Notice upheld7 January 2026333722732 Meeting House Lane, London, SE15 2UN
The main issues, what decided it, the planning balance and the policies and judgments listed as cited are read from the published letter by Town Planner Pro and are our summary, not the Inspector’s words; the letter itself is the record. Contains public sector information licensed under the Open Government Licence v3.0. Research, not advice.
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