Consent · Cornwall

Conservation Areas in Cornwall — where permitted development quietly stops applying

Conservation Area designation does not freeze a place; it changes the test. Proposals are judged on whether they preserve or enhance the character and appearance of the area, and in Cornwall that character is usually defined by a small, consistent palette: slate, granite, lime render, painted timber and a limited roofscape.

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01

What changes for you

Designation removes several permitted development rights and adds notification requirements. Where an Article 4 direction is also in place — common in Cornish town centres and harbour settlements — even more day-to-day changes need consent.

  • Side extensions and some roof alterations lose permitted development status
  • Cladding and certain external alterations require consent
  • Demolition of walls and structures may need consent
  • Trees within the area are protected and require six weeks' notice before work

02

Detailing that gets approved

Officers rarely refuse an extension for being modern. They refuse it for being generic. Slate to match in size and lap rather than a concrete substitute, conservation rooflights sitting flush rather than proud, window proportions that follow the existing rhythm, and render finishes that are not plastic — these details cost little and carry the application.

03

Put the reasoning in the submission

A short, specific Design and Access Statement referencing the actual character appraisal for that area — not Cornwall in general — is what separates an approval from a request for further information. We write them to be read.

Frequently asked

Straight answers.

Can I still have large glazing in a Conservation Area?
Usually yes, if it is on an elevation that is not publicly prominent. The rear of a Cornish terrace is a very different proposition from a harbour-facing frontage, and designs that concentrate contemporary elements away from the public realm tend to succeed.
What is an Article 4 direction?
A direction removing specified permitted development rights in a defined area, so that changes such as replacing windows or painting a frontage need a planning application. Several Cornish towns have them, and they are easy to miss.
Do I need a special survey?
Not usually a special one, but an accurate measured survey matters more here, because approvals often turn on matching an existing rhythm or a specific eaves line.
Will solar panels be refused?
Not automatically. Position is everything: a rear or concealed roof slope is a very different case from a principal elevation facing the street.

Read next

  • Listed Building Consent in Cornwall

    Listed Building Consent in Cornwall — what needs consent, heritage statements, appropriate materials and how to work with the conservation officer rather than against them.

  • Permitted development in Cornwall

    Permitted development for Cornish homes — extension limits, prior approval, and the designations across Cornwall that remove your rights without warning.

  • Building on the Cornish coast

    Designing for Cornish coastal exposure — wind-driven rain, salt corrosion, render, slate hanging, cladding and glazing choices that survive more than five winters.

Your property in a Conservation Area?

We will check the designation and any Article 4 direction before we draw anything.

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