Trelissick Sithney Helston Cornwall TR13 0RL

This site has had 2 applications since 2026: 0 approved, 2 refused.

• PA26/05995 Refused

  Trelissick Sithney Helston Cornwall TR13 0RL

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

  Decided 17 Sep 2026 Prior approval

1. 21 Apr 2026

   Received by Cornwall

2. 19 May 2026

   Decision issued: Not acceptable as amendment

3. 21 Jul 2026

   Added to PlanIndex

• Application: W2/PA07/00407/F (Decided)

Cornwall refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

• Barn At Trelissick Sithney Helston Cornwall TR13 0RL

  PA26/04499 Submitted 3 Jul 2026 50 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 150 yards away

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

  Refused Prior approval 10 docs

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

  PA26/04459 Submitted 7 Jul 2026 200 yards away

  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)

  Granted Full applications Extension 16 docs
  Domestic

• Trelissick Farm Sithney Helston Cornwall TR13 0RL

  PA25/05392 Submitted 11 Sep 2025 300 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

• PA26/03180 Granted

  Tresvennack Farm Tresvennack Drift Penzance Cornwall TR19 6AL

  Non Material Amendment in relation to Decision Notice PA16/01119 dated 8th June 2016, namely, alterations to previously proposed internal layouts, slight alterations to proposed door and window locations

  Received 11 May, published by the council 21 Jul 2026 Amendments
• PA26/06868 Awaiting decision

  1 Godolphin Avenue Marazion Cornwall TR17 0ES

  Internal Refurbishment & Loft Conversion of Single Story Dwelling & Associated Works with variation of Condition 2 of decision notice PA25/09356 dated 31.03.26

  Received 7 Oct, published by the council 8 Oct 2026 Amendments
• PA26/06736 Awaiting decision

  Barton View Tremaine Launceston Cornwall PL15 8SA

  Conversion of two traditional farm buildings into residential accommodation with variation of condition 2 of decision notice PA20/05399 dated 01.10.2020.

  Received 7 Oct, published by the council 8 Oct 2026 Amendments
• PA26/06867 Awaiting decision

  Yeolmbridge Lodge Yeolmbridge Launceston Cornwall PL15 8TH

  Proposed 2 storey extension with variation of Condition 2 of Decision Notice PA25/04084 dated 07.08.2025

  Received 6 Oct, published by the council 8 Oct 2026 Amendments
• PA26/06956 Awaiting decision

  Land At Tregragon Farm Tregragon Farm Delabole Cornwall PL33 9ED

  Non material amendments in relation to decision notice PA25/02942 dated 27.06.2025

  Received 6 Oct, published by the council 8 Oct 2026 Amendments