Marine licence applications March 2026
Please see below for lists of applications received and applications determined by the Marine Licensing Team. If you would like further information on any of the applications received and determined, please contact: permittingconsultations@naturalresourceswales.gov.uk
In most cases applicants are required to place a public notice of their proposals in a local newspaper. This notification will direct interested members of the public to a public building where the applicant must arrange for copies of the application and supporting documents to be available. The notice will also provide the public with contact details so that they can make any representations concerning the application to us. During the public notice period application documents can be requested and representation sent to: permittingconsultations@cyfoethnaturiolcymru.gov.uk
Additionally you will be able to find documents relating to applications currently being consulted upon which require an Environmental Impact Assessment (EIA) or are considered of high public interest.
Marine Licence Applications Received
| Licence Number | Applicant Name | Site Location | Type of Application |
|---|---|---|---|
| CML2108v1 | Conwy County Borough Council | Old Colwyn Coastal Defence and Active Travel Scheme | Variation 3 Routine |
| CML2127v2 | Newport City Council | Newport Transporter Bridge | Discharge of Conditions Band 3 |
| CML2350 | Liverpool Bay CCS Limited | HyNet - Trenchless crossing of River Dee | Discharge of Conditions Band 3 |
| CML2365 | Liverpool Bay CCS Limited | HyNet - Liverpool Bay | Discharge of Conditions Band 3 |
| CML2365 | Liverpool Bay CCS Limited | HyNet - Liverpool Bay | Discharge of Conditions Band 3 |
| CML2365 | Liverpool Bay CCS Limited | HyNet - Liverpool Bay | Discharge of Conditions Band 3 |
| CML2365 | Liverpool Bay CCS Limited | HyNet - Liverpool Bay | Discharge of Conditions Band 3 |
| CML2365 | Liverpool Bay CCS Limited | HyNet - Liverpool Bay | Discharge of Conditions Band 3 |
| CML2608 | M GROUP TRANSPORT (RAIL & AVIATION) LIMITED | Llanfairfechan Seawall Apron Failure | Marine Licences Band 2 |
| DML2352 | Cardiff Harbour Authority | Cardiff Harbour Dredge | Monitoring Approval |
| DML2352 | Cardiff Harbour Authority | Cardiff Harbour Dredge | Discharge of Conditions Band 3 |
| ML26025 | Hochtief UK Construction Ltd | Borehole Decommissioning and Reinstatement Dwyryd Estuary | Marine Licences Band 1 |
| ML26035 | UWC Atlantic College | Slipway repairs, St Donat's | Marine Licences Band 1 |
| MM004/10/NSB | Tarmac Marine LTD | Area 393 - Liverpool Bay | Discharge of Conditions Band 3 |
| MM004/10/NSBv2 | Tarmac Marine LTD | Area 392/393 | Discharge of Conditions Band 3 |
| PA2606 | Cefas | CSEMP survey | Pre Application Advice |
| PA2607 | Swansea Council | Morfa Quay | Pre Application Advice |
| PA2608 | Ecovigour | Multiple sites | Pre Application Advice |
| RML2609 | Liverpool Bay CCS Limited | HyNet - Liverpool Bay | Marine Licences Band 1 |
| SC2601 | Carmarthen County Council | Ferryside | Screening Scoping |
Marine Licence Applications Determined
| Licence Number | Licence Holder Name | Site Location | Type of Application | Decision |
|---|---|---|---|---|
| CML2365 | - | - | - | - |
| CML2108v1 | Conwy County Borough Council | Old Colwyn Coastal Defence and Active Travel Scheme | Variation 3 Routine | Issued |
| CML2127v3 | Newport City Council | Newport Transporter Bridge | Variation 3 Routine | Issued |
| CML2332v1 | Cyngor Gwynedd | Viaduct Gardens, Barmouth | Variation 3 Routine | Issued |
| CML2482v1 | Vercity Holdings Limited | Menai Bridge Repainting and Maintenance Works | Variation 3 Routine | Issued |
| CML2557 | Stena Line Ports Ltd | Holyhead Port | Discharge of Conditions Band 2 | Discharged |
| CML2557 | Stena Line Ports Ltd | Holyhead Port | Discharge of Conditions Band 2 | Discharged |
| CML2603 | M GROUP TRANSPORT (RAIL & AVIATION) LIMITED | Llangennech Tidal Flap | Marine Licences Band 1 | Issued |
| DML1743v3 | Neyland Yacht Haven Ltd | Neyland | Discharge of Conditions Band 2 | Discharged |
| DML1946v2 | ABP | Port Talbot | Discharge of Conditions Band 2 | Discharged |
| DML1947v2 | ABP | Swansea | Discharge of Conditions Band 2 | Discharged |
| DML1950v2 | ABP | Newport | Discharge of Conditions Band 2 | Discharged |
| DML1953v2 | ABP | Cardiff | Discharge of Conditions Band 2 | Discharged |
| DML1953v2 | ABP | Cardiff | Monitoring Approval | Discharged |
| DML1955v2 | ABP | Barry | Discharge of Conditions Band 2 | Discharged |
| DML1955v2 | ABP | Barry | Monitoring Approval | Discharged |
| MM004/10/NSBv2 | Tarmac Marine LTD | Area 392/393 | Discharge of Conditions Band 3 | Discharged |
| ORML1957v2 | Pembrokeshire Coastal Forum | Marine Energy Test Area (META) | Discharge of Conditions Band 3 | Discharged |
| RML2571 | National Grid Electricity Transmission plc. | Western Link 2 | Marine Licences Band 3 | Issued |
| RML2577 | Mona Offshore Wind Limited | Mona Transmission ECC | Marine Licences Band 3 | Withdrawn |
| RML2601 | School of Ocean Sciences, Bangor University | Welsh Offshore Region (Irish Sea North of Angelsey) | Marine Licences Band 1 | Issued |
| SP2605 | Liverpool Bay CCS Limited | West Hoyle Spit and the Mid-Hoyle Channel | Sample Plan | Issued |
| SP2606 | Mr Richard Workman | Morlyn Mochras (Mochras Lagoon - Shell Island) | Sample Plan | Issued |