Planning appeal decision
20A Mandalay Road, London, SW4 9EE
Planning appeal 3278900 at 20A Mandalay Road, London, SW4 9EE (London Borough of Lambeth) was dismissed on 17 February 2022 by Inspector Nilsson A, by written representations. The main issue, as the Inspector framed it: The effect of the proposed development on the character and appearance of the area.
alterations to an existing loft conversion by removing two small dormer windows and replacing with an L shaped mansard, to provide additional residential accommodation
- Authority
- London Borough of Lambeth
- Appeal type
- minor · Planning Appeal
- Procedure
- Written Representations
- Development
- residential · Other minor developments
- Inspector
- Nilsson A
- Postcode
- SW4 9EE
Main issues, as the Inspector framed them
- The effect of the proposed development on the character and appearance of the area
What decided it
The proposed mansard roof would appear incongruous and harm the harmonious and subordinate character of the outriggers in this group of properties, contrary to the development plan.
What the Inspector cited
- Development plan policies
- Policy Q5Policy Q11
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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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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