Planning appeal decision
First Floor Flat, 51 Houblon Road, Richmond, TW10 6DB
Planning appeal 6000549 at First Floor Flat, 51 Houblon Road, Richmond, TW10 6DB (Richmond Upon Thames London Borough Council) was dismissed on 4 February 2026 by Inspector Fish A, by written representations. The main issue, as the Inspector framed it: The effect of the proposed rear dormer windows on the character and appearance of designated and non-designated heritage assets.
proposed loft conversion including the installation of two rear dormer windows, two front Velux rooflights, a redesigned floor plan, and all associated works at the first-floor flat, 51 Houblon Road
- Appeal type
- minor · Planning Appeal
- Procedure
- Written Representations
- Development
- residential · Other minor developments
- Inspector
- Fish A
- Postcode
- TW10 6DB
Main issues, as the Inspector framed them
- The effect of the proposed rear dormer windows on the character and appearance of designated and non-designated heritage assets
What decided it
The limited public benefits arising from improving a single residential unit do not outweigh the less than substantial but moderate harm to the character and appearance of the conservation area and non-designated heritage assets caused by the introduction of rear dormer windows to an otherwise unaltered roofscape.
What the Inspector cited
- Development plan policies
- Policy 28Policy 29Policy 30
- National Planning Policy Framework
- Paragraph 212Paragraph 213Paragraph 215Paragraph 216
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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