Planning appeal decision
13 Lonsdale Road, London, SW13 9ED
Planning appeal 3334123 at 13 Lonsdale Road, London, SW13 9ED (Richmond Upon Thames London Borough Council) was dismissed on 23 April 2024 by Inspector Kemmann-Lane T, by written representations. The main issue, as the Inspector framed it: The effect of the proposed dormer on the significance and character of the host building and surrounding buildings, their setting, and on the character and appearance of the Castelnau Conservation Area.
dormer to the side roof slope
- Appeal type
- householder · Householder (HAS)
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- Kemmann-Lane T
- Postcode
- SW13 9ED
Main issues, as the Inspector framed them
- The effect of the proposed dormer on the significance and character of the host building and surrounding buildings, their setting, and on the character and appearance of the Castelnau Conservation Area
What decided it
The proposed dormer would add to the existing harm caused by previous dormers to the conservation area's character and appearance, and this less than substantial harm cannot be justified by private benefits alone.
What the Inspector cited
- Development plan policies
- Policy HC1 of the London PlanPolicy LP1 of the Local Plan 2018
- National Planning Policy Framework
- Paragraph 205Paragraph 208
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
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With an account
What an account adds to this decision


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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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