18 Trenoweth Crescent Penzance Cornwall TR18 4RY

1. 2 Mar 2022

   Received by Cornwall

2. 7 Apr 2022

   Decision issued: Granted (CAADs, PIPs and LUs only)

3. 15 Sep 2026

   Added to PlanIndex

Cornwall granted permission on 7 April 2022, 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.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 7 Trenoweth Crescent Penzance Cornwall TR18 4RY

  PA26/04426 Submitted 25 Jun 2026 50 yards away

  Application for a Lawful Development Certificate for a Proposed Erection of rear-facing dormer roof extension and insertion of roof windows to front roof slope

  Granted Lawful development Extension Loft or dormer +1 12 docs

• 3 Trenoweth Crescent Penzance TR18 4RY

  PA21/00601 Submitted 22 Jan 2021 100 yards away

  Certificate of lawfulness for proposed use: Conversion of existing loft to form habitable accommodation, construction of dormer roof extension to rear, insertion of rooflights to front roof slope, additional first floor window to front elevation

  Granted Lawful development Extension Loft or dormer +1 8 docs

• 6 Trenoweth Crescent Penzance Cornwall TR18 4RY

  PA21/01208 Submitted 5 Mar 2021 100 yards away

  Proposed conversion of garage to form annexe to main dwelling.

  Granted Full applications 9 docs
  Domestic

• 18 Trenoweth Road Penzance Cornwall TR18 4RS

  PA26/05960 Submitted 14 Sep 2026 100 yards away

  95% historically approved · decision due ~9 Nov

  Construction of two-storey rear extension and associated works.

  Awaiting decision Full applications Extension 8 docs

• 15 Trerew Road Penzance Cornwall TR18 4RX

  PA25/08490 Submitted 10 Nov 2025 150 yards away

  Works to trees subject to a Tree Preservation Order, namely 1)Lawson cypress. Dismantle due to proximity to house

  Granted Trees 4 docs

• Cardinnis Road Penzance Cornwall

  PA26/05622 Submitted 2 Sep 2026 150 yards away

  96% historically approved · decision due ~28 Oct

  Works to trees subject to a Tree Preservation Order (TPO), various works

  Awaiting decision Trees 2 docs

• PA26/06880 Awaiting decision

  Higher Polladras Breage TR13 9NS

  Proposed Certificate of Lawfulness for continuation and completion of the dwelling and domestic garage authorised by outline planning permission W/KR/73/43123 dated 16.08.73 and reserved matters approval W/KR/74/43123/S.A dated 15.02.74 The development would be completed in accordance with the siting, footprint, dimensions, design and external appearance shown on the historically approved drawings and the plans submitted with this application. The application is made on the basis that the permission was lawfully commenced within the prescribed period through the excavation of foundation trenches for the approved dwelling.

  Received 5 Oct, published by the council 8 Oct 2026 Lawful development
• PA26/06785 Awaiting decision

  2 Sisters Steps Corte Spry Truro Cornwall TR1 2GL

  Certificate of Lawfulness for proposed use or development namely the installation of nine roof-mounted photovoltaic solar panels to the south-west facing roof slope of the dwellinghouse.

  Received 2 Oct, published by the council 8 Oct 2026 Lawful development
• PA26/03536 Granted

  An Godror Godolphin Cross Helston Cornwall TR13 9RD

  Application for a Lawful Development Certificate for an Existing use Use of shed as a single self contained dwellinghouse

  Received 22 Jun, published by the council 21 Jul 2026 Lawful development
• PA26/06521 Awaiting decision

  New Lydcott Farm Widegates Looe Cornwall PL13 1QJ

  Application for a Lawful Development Certificate for a Proposed construction of two single storey side extensions and garage refurbishment

  Received 30 Sep, published by the council 5 Oct 2026 Lawful development
• PA26/06803 Awaiting decision

  The Stables Little Trethew Farm Horningtops Liskeard Cornwall PL14 3PZ

  Certificate of Lawfulness (Existing) for confirmation the outbuilding within the residential curtilage is a residential/domestic outbuilding with unrestricted use to the dwelling known as "The Stables"

  Received 30 Sep, published by the council 8 Oct 2026 Lawful development