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Planning appeal decision

Dismissed5 March 20253356105

5 Castle Road, Portland, Dorset, DT5 1AU

Planning appeal 3356105 at 5 Castle Road, Portland, Dorset, DT5 1AU (Dorset) was dismissed on 5 March 2025 by Inspector Andrews M, by written representations. The main issue, as the Inspector framed it: The effect on the character and appearance of the host building, the setting of the nearby listed buildings and the significance of the designated Underhill Conservation Area.

the formation of a front dormer

Authority
Dorset
Appeal type
householder · Householder (HAS)
Procedure
Written Representations
Development
residential · Householder developments
Inspector
Andrews M
Postcode
DT5 1AU

Main issues, as the Inspector framed them

  • The effect on the character and appearance of the host building, the setting of the nearby listed buildings and the significance of the designated Underhill Conservation Area

What decided it

The proposed dormer would be harmful to the character and appearance of the host building and the significance of the conservation area, with no public benefits to justify the harm.

What the Inspector cited

Development plan policies
ENV10ENV12
National Planning Policy Framework
Paragraph 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 applied

The decision letter

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More decisions in Dorset

The authority’s record since 2016 · every decision in 2025

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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.