Planning appeal decision
Firs Farm, Copthorne Common, Copthorne, West Sussex, RH10 3LF
Planning appeal 3366246 at Firs Farm, Copthorne Common, Copthorne, West Sussex, RH10 3LF (Mid Sussex District Council) was allowed on 20 August 2025 by Inspector Allen K, by written representations. The main issue, as the Inspector framed it: whether the proposed development would lead to an enhancement of the immediate setting of the site.
the conversion of a storage building to form two dwellinghouses (2 x Use Class C3 Single Family Dwellinghouses)
- Authority
- Mid Sussex District Council
- Appeal type
- minor · Planning Appeal
- Procedure
- Written Representations
- Development
- residential · Minor Dwellings
- Inspector
- Allen K
- Postcode
- RH10 3LF
Main issues, as the Inspector framed them
- whether the proposed development would lead to an enhancement of the immediate setting of the site
- whether the appeal site would be an appropriate location for new housing having regard to the accessibility of services and facilities and sustainable transport options
What decided it
The development would enhance the immediate setting of the dilapidated buildings and provide an appropriate location for housing with good accessibility to services and sustainable transport options.
What the Inspector cited
- Development plan policies
- Policy DP15Policy DP21
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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