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

This site has had 2 applications since 2025: 1 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

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/10444 Submitted 27 Jan 2026 0m away

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

  Granted Full applications 14 docs

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

  E/28045 Submitted 6 Feb 2013 116m away

  INSTALLATION OF LIQUID NITROGEN TANKS

  Granted Full applications 5 docs

• MORGAN MARINE, LLANDYBIE, CARMS, SA18 3GY

  E/27864 Submitted 26 Feb 2013 163m 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 163m away

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

  Granted Full applications 3 docs

• MORGAN MARINE LTD, CILYRYCHEN INDUSTRIAL ESTATE, LLANDYBIE, AMMANFORD, SA18 3GY

  E/29428 Submitted 12 Dec 2013 163m away

  DISCHARGE OF CONDITION NO 3 ON E/27864 (LANDSCAPING DETAILS)

  Granted Conditions 3 docs

• MORGAN MARINE LTD, CILYRYCHEN INDUSTRIAL ESTATE, LLANDYBIE, AMMANFORD, SA18 3GY

  E/34280 Submitted 8 Aug 2016 163m away

  VARIATION OF CONDITION 2 ON E/21837 (REVISED PLANS)

  Granted Conditions 11 docs

• PL/11314 Granted

  Woodland Southwest of Coed Glasallt, Llangadog

  Timber workshop, associated decking area and separate toilet facility. The workshop is used to store tools to manage the woodland. Also for us to repair tools as required and shelter from weather conditions when engaged in forestry management, particularly in rain or cold weather. The decking provides a level outdoor working space as our woodland lacks accessible level areas

  Received 24 Aug, published by the council 5 Sep 2026 Lawful development
• PL/11336 Awaiting decision

  Cuddfan, Dynevor Road, Garnant, Ammanford, SA18 1NP

  Detached single storey garage for domestic use

  Received 31 Aug, published by the council 17 Sep 2026 Lawful development
• PL/11343 Awaiting decision

  Y Berllan, Cilycwm, Llandovery, SA20 0SP

  Existing store demolition / removal

  Received 27 Aug, published by the council 9 Sep 2026 Lawful development
• PL/11148 Granted

  Trefenty Farm, St Clears, Carmarthen, SA33 4NG

  Lawful Development Certificate - existing use - single dwelling house

  Received 15 Jul, published by the council 28 Jul 2026 Lawful development
• PL/11106 Granted

  Lluest, Lotwen Road, Capel Hendre, Ammanford, SA18 3RP

  Proposal is for a single storey extension projecting no more than 4m from the rear wall of the host dwelling. The scheme also includes the installation of 2no. Velux rooflights, which will not project more than 150mm from the roof plane

  Received 2 Jul, published by the council 28 Jul 2026 Lawful development