Planning appeal decision
Hammer Mill Farm, Sissinghurst Road, Biddenden, TN27 8HD
Planning appeal 6003958 at Hammer Mill Farm, Sissinghurst Road, Biddenden, TN27 8HD (Ashford Borough Council) was dismissed on 17 July 2026 by Inspector N Praine, by written representations. The main issue, as the Inspector framed it: Whether the proposal would preserve the Grade II listed building known as Hammer Mill Farm and any of the features of special architectural or historic interest that it possesses.
a two storey rear extension following demolition of existing
- Authority
- Ashford Borough Council
- Appeal type
- other · Planning listed building and conservation area
- Procedure
- Written
- Development
- residential
- Inspector
- N Praine
- Postcode
- TN27 8HD
Main issues, as the Inspector framed them
- Whether the proposal would preserve the Grade II listed building known as Hammer Mill Farm and any of the features of special architectural or historic interest that it possesses
What decided it
The scale, siting and design of the proposed two-storey rear extension would cause less than substantial but considerable harm to the special architectural and historic interest of the Grade II listed building, which could not be justified by the identified public benefits.
What the Inspector cited
- Development plan policies
- Policy SP1Policy SP6Policy HOU8Policy ENV13
- National Planning Policy Framework
- Paragraph 212Paragraph 213Paragraph 215
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


More decisions in Ashford Borough Council
The authority’s record since 2016 · every decision in 2026
- Dismissed29 October 20266007592Homestall Farm, Ashford Road, High Halden, TN26 3BS
- Dismissed26 October 20266009946Daniel Farm, Smarden Bell Road, Pluckley, TN27 0SY
- Dismissed8 October 20266012673Land 150metres East by Southeast of Barkleys Farm, Burnthouse Lane, Smarden, TN27 8QQ
- Dismissed30 September 202660117174-6 Ashford Road, Tenterden, TN30 6QU
- Dismissed30 September 202660117144-6 Ashford Road, Tenterden, TN30 6QU
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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