Passenger ship crew need to handle a raft of new regulations, with new rules entering into force in quick succession at times. The IMO 2020 sulphur cap came into force on 1 January 2020 and a series of new decarbonisation measures are expected soon. Other more regional regulations, such as the discussions over a new Mediterranean emissions control area (ECA), have started the process for an all Mediterranean agreement to match those in the Baltic and the US, and it is these regional rules that make the regulatory map complex for vessel operators.
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