Planning appeal decision
89 Waterfall Road, London, N11 1BT
Planning appeal 3325994 at 89 Waterfall Road, London, N11 1BT (London Borough of Barnet) was dismissed on 6 December 2023 by Inspector Down K, by written representations. The main issue, as the Inspector framed it: The effect of the proposed extension on the character and appearance of the host dwelling and surrounding area.
a single storey rear extension involving demolition of existing conservatory
- Authority
- London Borough of Barnet
- Appeal type
- householder · Householder (HAS)
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- Down K
- Postcode
- N11 1BT
Main issues, as the Inspector framed them
- The effect of the proposed extension on the character and appearance of the host dwelling and surrounding area
- The effect of the extension on the living conditions of occupiers of 91 Waterfall Road with respect to light and outlook
What decided it
The proposed extension's flat roof design and height would obscure the original rear elevation and eaves line, causing material harm to the character and appearance of the host dwelling in conflict with local plan policies requiring extensions to respect the proportions and architectural style of the original building.
What the Inspector cited
- Development plan policies
- Policy CS5Policy DM01Residential Design Guidance SPD 2016
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


More decisions in London Borough of Barnet
The authority’s record since 2016 · every decision in 2023
- Notice varied and upheld29 September 2026335964435 Hillview Gardens, London, NW4 2JJ
- Allowed10 September 2026600040541 Brent Park Road, London, NW4 3HN
- Notice upheld28 August 2026336160153 Essex Park, London, N3 1ND
- Notice varied and upheld27 August 2026336134827 Dale Grove, London, N12 8EE
- Notice upheld26 August 2026337608848 Oldberry Road, Edgware, HA8 9DB
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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