Definitions
Article 2
For the purposes of this Regulation the definitions of Article 3 of Directive 2004/49/EC shall apply. In addition, the following definitions shall apply: (a) ‘management system’ means either the safety management systems of railway undertakings and infrastructure managers, as defined in Article 3(i) of Directive 2004/49/EC and complying with requirements laid down in Article 9 and Annex III of that Directive, or the system of maintenance of entities in charge of maintenance complying with requirements laid down in Article 14a(3) of that Directive; (b) ‘monitoring’ means the arrangements put in place by railway undertakings, infrastructure managers or entities in charge of maintenance to check their management system is correctly applied and effective; (c) ‘interfaces’ means interfaces as defined in Article 3(7) of Commission Regulation (EC) No 352/2009 ( 3 ) .