Planning appeal decision
36 Willow Avenue, Swanley, Kent, BR8 8AT
Planning appeal 6005168 at 36 Willow Avenue, Swanley, Kent, BR8 8AT (Sevenoaks District Council) was allowed on 11 May 2026 by Inspector Leung F, 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 building and the surrounding area.
described on the application form as “erection of part single / part double storey rear extension, double storey side extension, loft conversion with rear dormer extension following demolition of existing side extension and garage
- Authority
- Sevenoaks District Council
- Appeal type
- householder · Householder (HAS)
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- Leung F
- Postcode
- BR8 8AT
Main issues, as the Inspector framed them
- The effect of the proposed extension on the character and appearance of the host building and the surrounding area
What decided it
The proposed extension respects the character and appearance of the host building and surrounding area through its subordinate design, setback positioning, and flat roof form, thereby complying with the development plan.
What the Inspector cited
- Development plan policies
- Policy SP1 of the Council's Local Development Framework Core Strategy (2011)Policy EN1 of the Allocations and Development Management Plan (2015)
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


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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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