Land North East of Causilgey Farm Cottage, Tregavethan, Truro, Cornwall, TR4 9EP

Planning appeal 3359766 at Land North East of Causilgey Farm Cottage, Tregavethan, Truro, Cornwall, TR4 9EP (Cornwall Council) was dismissed on 4 December 2025 by Inspector Aqbal M, by written representations. The main issue, as the Inspector framed it: whether the proposed change of use constitutes permitted development pursuant to Schedule 2, Part 3, Class Q of the GPDO, having particular regard to whether the building operations are reasonably necessary for the building to function as a dwellinghouse having regard to Class Q.1(i).

Class Q conversion to form two dwellings and associated works

Authority: Cornwall Council
Appeal type: minor · Planning Appeal
Procedure: Written Representations
Development: residential · Change of use
Inspector: Aqbal M
Postcode: TR4 9EP

Main issues, as the Inspector framed them

whether the proposed change of use constitutes permitted development pursuant to Schedule 2, Part 3, Class Q of the GPDO, having particular regard to whether the building operations are reasonably necessary for the building to function as a dwellinghouse having regard to Class Q.1(i)
whether the development would be likely to have a significant effect on the integrity of the Penhale Dunes SAC and the Fal and Helford SAC

What decided it

The extent of structural works proposed—including demolition, new internal frameworks, new foundations, and new structural walling—demonstrates the building is not suitable for conversion and the works do not constitute permitted development under Class Q of the GPDO.

What the Inspector cited

Judgments: Hibbitt case

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.

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The decision letter

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1 other decided appeal within two kilometres of this site. In the app every dot opens its decision, and its letter wherever one was published, and you can draw your own site to see what has been decided around it.AllowedDismissedSplitThis 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.