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Dismissed3 July 20266005580

Chennells Brook House, North Heath Lane, Horsham, RH12 5PJ

Planning appeal 6005580 at Chennells Brook House, North Heath Lane, Horsham, RH12 5PJ (Horsham District Council) was dismissed on 3 July 2026 by Inspector Thomas Courtney, by written representations. The main issue, as the Inspector framed it: Whether the proposed variation of Condition 5 would provide appropriate control over the ancillary use and occupation of the building.

the proposed demolition of existing garage and erection of detached outbuilding/studio without complying with a condition attached to planning permission Ref DC/17/1129, dated 21 July 2017

Authority
Horsham District Council
Appeal type
householder · Householder
Procedure
Written
Development
residential
Inspector
Thomas Courtney
Postcode
RH12 5PJ

Main issues, as the Inspector framed them

  • Whether the proposed variation of Condition 5 would provide appropriate control over the ancillary use and occupation of the building

What decided it

The proposed variation would materially weaken planning control over a detached outbuilding capable of independent residential occupation without providing an equivalent mechanism to ensure it remained ancillary to and functionally integrated with the main dwelling.

What the Inspector cited

Development plan policies
Policy 32Policy 33
National Planning Policy Framework
Paragraph 57

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 applied

The decision letter

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The authority’s record since 2016 · every decision in 2026

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  5. Allowed12 October 20266011680
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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.

In the app this decision sits on the map beside every appeal around it, with its letter to read and the main issues, policies and judgments cited picked out.