Article 1 — Subject matter and scope

1. This Regulation lays down the principles, rules and procedures applicable to management of railway infrastructure capacity, to traffic management, to crisis management and to performance management, for domestic and international rail services, and to the coordination between infrastructure managers and other operational stakeholders, as well as the principles, rules and procedures applicable to the implementation of digital tools to support the capacity and traffic management processes in this Regulation. It also lays down rules for a European network for coordination between infrastructure managers and with other relevant stakeholders and on the oversight of capacity and traffic management. 2. This Regulation applies to the use of railway infrastructure for domestic and international rail services as referred to in Article 1(2) of Directive 2012/34/EU, including service facilities as defined in Article 3, point (11), of that Directive. 3. Articles 2 and 3 of Chapter I and Chapters II to V of this Regulation shall not apply to railway infrastructure or rail services that a Member State has excluded from the application of Chapter IV of Directive 2012/34/EU in accordance with Article 2(3), (3a), (4), (8) and (8a) of that Directive during the period of validity of the relevant exclusions. 4. This Regulation shall not apply to rail services that a Member State has excluded from the application of Chapter IV of Directive 2012/34/EU in accordance with Article 2(10) of that Directive. 5. This Regulation shall not apply to undertakings or to transport operations referred to in Article 2(9) of Directive 2012/34/EU. 6. This Regulation shall not apply to Cyprus and Malta for as long as no railway system is established within their territory. 7. This Regulation shall not prevent Member States from adopting measures necessary to safeguard essential security or defence interests or from adopting measures to ensure that the military have sufficient access to railway infrastructure, in particular for military operations and training, including the types of measures provided for in Article 49(1), points (a) to (e).