The training was addressed to officials of the MSs Competent Authorities and Maritime Administrations who will be involved in the EU MRV Regulation (Regulation 2015/757 of the European Parliament and of the Council). It aimed to facilitate the understanding of the EU MRV Regulatory Framework towards a harmonised, effective implementation and enforcement of the Regulation. It also provided the Member State user’s perspective on THETIS-MRV - the dedicated information system in support of the EU MRV Regulation.