Lsn Diffusion, Cilyrychen Industrial Estate, Llandybie, Ammanford, SA18 3GY

This site has had 3 applications since 2025: 2 approved, 1 refused.

• PL/10444 Granted

  Lsn Diffusion, Cilyrychen Industrial Estate, Llandybie, Ammanford, SA18 3GY

  1 BESS Container, 1 Switch Gear Unit and a Replacement Sub Station

  Decided 9 Mar 2026 Full applications
• PL/08775 Granted

  Lsn Diffusion, Cilyrychen Industrial Estate, Llandybie, Ammanford, SA18 3GY

  This is just a standard retrofit rooftop solar project that should fall under Permitted Development

  Decided 16 Jan 2025 Lawful development

1. 8 Dec 2025

   Received by Carmarthenshire

2. 10 Dec 2025

   Validated

   Checked as complete and ready for consideration.

3. 13 Jan 2026

   Decision issued: CLOPUD - Refusal

4. 28 Jul 2026

   Added to PlanIndex

Carmarthenshire 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.

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.

• Lsn Diffusion, Cilyrychen Industrial Estate, Llandybie, Ammanford, SA18 3GY

  PL/08775 Submitted 13 Jan 2025 50 yards away

  This is just a standard retrofit rooftop solar project that should fall under Permitted Development

  Granted Lawful development 6 docs

• Lsn Diffusion, Cilyrychen Industrial Estate, Llandybie, Ammanford, SA18 3GY

  PL/10444 Submitted 27 Jan 2026 50 yards away

  1 BESS Container, 1 Switch Gear Unit and a Replacement Sub Station

  Granted Full applications 14 docs

• CILYRYCHEN INDUSTRIAL ESTATE, LLANDYBIE, AMMANFORD, CARMARTHENSHIRE, SA18 3GY

  E/24845 Submitted 27 May 2011 50 yards away

  TO INSTALL AND CONNECT TO GRID SOLAR PANELS ON BOTH SOUTH FACING PITCHES OF THE BROADLEAF BUILDINGS

  Granted Full applications 18 docs

• LSN DIFFUSION LTD, CILYRYCHEN INDUSTRIAL ESTATE, LLANDYBIE, AMMANFORD, SA18 3GY

  E/28045 Submitted 6 Feb 2013 150 yards away

  INSTALLATION OF LIQUID NITROGEN TANKS

  Granted Full applications 5 docs

• MORGAN MARINE, LLANDYBIE, CARMS, SA18 3GY

  E/27864 Submitted 26 Feb 2013 200 yards away

  VARIATION OF CONDITION NO 2 ON APPLICATION E/21837 TO REVISE PLANS FOR THE PROPOSED ROOF OF THE EXTENSION TO A FLAT ROOF WITH PARAPET WALL

  Granted Conditions Extension 9 docs

• FORMER TATA STEEL, CILYRYCHEN INDUSTRIAL ESTATE, LLANDYBIE, AMMANFORD, SA18 3GY

  E/29429 Submitted 19 Dec 2013 200 yards away

  CHANGE OF USE FROM B2 (GENERAL INDUSTRIAL) TO B8 FOR THE STORAGE AND DISTRIBUTION OF BOOKS

  Granted Full applications 3 docs

• PL/11237 Granted

  Wren Cottage (Unit N) and Curlew Cottage (Unit L), Maesgwynne Mansion, Llanboidy, Whitland, SA34 0ET

  Use of residential unit with permanent tenants for more than ten years

  Received 30 Jul, published by the council 17 Aug 2026 Lawful development
• PL/11482 Awaiting decision

  27 Golwg Y Tywyn, Burry Port, SA16 0FY

  The construction of a concrete base approximately 760mm x 740mm x 20mm protruding above ground for the mounting of a dedicated Solar PV enclosure

  Received 30 Sep, published by the council 11 Oct 2026 Lawful development
• PL/11251 Granted

  Bleu Stone, Maesquarre Road, Ammanford, SA18 2PB

  Siting of static caravan within residential curtilage as ancillary residential accommodation

  Received 6 Aug, published by the council 26 Aug 2026 Lawful development
• PL/10955 Granted

  2 Church Street, Ammanford, SA18 2NR

  C4 - Houses in Multiple Occupation

  Received 27 May, published by the council 28 Jul 2026 Lawful development
• PL/11126 Refused

  Upper Delacorse Farm, Laugharne, Carmarthen, SA33 4QP

  Provision of a mobile caravan for ancillary accommodation

  Received 9 Jul, published by the council 28 Jul 2026 Lawful development