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Planning application

Redundant Building At Trelissick Farm Wheal Fortune Sithney Helston Cornwall TR13 0RL

Granted Cornwall PA26/04459 Full application

Works: Extension Domestic

Read from the description, not a valuation. How we read the register

Relates to PA25/05392

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Proposed conversion and extension of the existing pump house to create a dwelling, pursuant to Permission in Principle granted under application PA25/05392. (self custom build)

As published by the council, reference PA26/04459

Application record

Reference
PA26/04459
Type
Full application
Status
Decided
Decision
Granted As published: Approved with conditions
Received
7 Jul 2026
Validated
7 Jul 2026
Decided
2 Sep 2026
Ward
Crowan, Sithney And Wendron
Parish
Sithney
Decision by
Self Sign Off (Area Team)
Postcode
TR13 0RL

Timeline

Dates from the published record

  1. 7 Jul 2026

    Received by Cornwall

  2. 21 Jul 2026

    Added to PlanIndex

  3. 2 Sep 2026

    Decision issued: Approved with conditions

Cases linked to this one on the register

  • PA25/05392 Granted

    Trelissick Farm Sithney Helston Cornwall TR13 0RL

    Permission in Principle for proposed conversion of a building to form a self-contained dwelling (minimum 1, maximum 1)

    Decided 6 Oct 2025 Outline

Who's behind it

Company information only, from the register and Companies House

Collaborative Planning Agent, a planning consultancy registered in Exeter

Active · incorporated 2024 · Exeter

130 applications on PlanIndex · across 6 councils · 83% granted

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Documents

Plans, drawings, consultee responses and the officer's report

16 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

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What this grant of permission means

Cornwall granted permission on 2 September 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • Trelissick Farm Sithney Helston Cornwall TR13 0RL

    PA25/05392 Submitted 11 Sep 2025 150 yards away

    Permission in Principle for proposed conversion of a building to form a self-contained dwelling (minimum 1, maximum 1)

    Granted Outline 6 docs
    Domestic
  • Trelissick Sithney Helston Cornwall TR13 0RL

    PA26/02569 Submitted 21 Apr 2026 200 yards away

    Non material amendment in relation to decision notice W2/PA07/00407/F dated 03.05.2007 - Alteration to the description of approved development, to 'Alteration and part rebuilding of redundant barns to allow their conversion to residential units and installation of a septic tank' plus the addition of a condition regarding the listed plan drawings that were considered in that approval

    Refused Amendments 5 docs
  • Barn At Trelissick Sithney Helston Cornwall TR13 0RL

    PA26/04499 Submitted 3 Jul 2026 250 yards away

    Change of use and conversion of redundant agricultural building to create a self-contained residential dwelling and associated works

    Granted Full applications 17 docs
    Domestic
  • Trelissick Sithney Helston Cornwall TR13 0RL

    PA26/05995 Submitted 27 Aug 2026 300 yards away

    Applicaation to determine if prior approval is required for a proposed General Purpose Agricultural Building.

    Refused Prior approval 10 docs

In Cornwall

  • PA26/01452 Granted

    Looe Mills Farm Doublebois Liskeard Cornwall PL14 4LD

    Erection of light industrial unit (Use Class E.g.iii), change of use of land, installation of new mains services and associated works

    Received 8 Apr, published by the council 21 Jul 2026 Full applications
  • PA26/02318 Refused

    The Deanery The Avenue Truro Cornwall TR1 1HR

    Rebuild retaining walls on either side of garage block driveway. Place solar panels on the flat roof of garage in east west runs back to back to minimise ballast.

    Received 6 May, published by the council 21 Jul 2026 Full applications
  • PA26/06732 Awaiting decision

    3 Lewman Road Probus Truro Cornwall TR2 4LL

    Rear/side extension to ground floor.

    Received 7 Oct, published by the council 8 Oct 2026 Full applications
  • PA26/03128 Granted

    St Yse Trethevy Tintagel Cornwall PL34 0BE

    Erect single storey front and side extensions.

    Received 18 May, published by the council 21 Jul 2026 Full applications
  • PA26/06683 Awaiting decision

    Lundy View Business Park Hallworthy Camelford Cornwall PL32 9SJ

    Change of use of land from agricultural use to Use Classes E amd B8

    Received 6 Oct, published by the council 8 Oct 2026 Full applications