xmlns:atom="http://www.w3.org/2005/Atom" xmlns:atom="http://www.w3.org/2005/Atom"
Member States shall ensure that boatmasters hold specific authorisations issued in accordance with Article 12 when:
sailing on waterways that have been classified as inland waterways with a maritime character pursuant to Article 8;
sailing on waterways that have been identified as stretches of inland waterways with specific risks pursuant to Article 9;
sailing with the aid of radar;
sailing craft using liquefied natural gas as fuel;
sailing large convoys.