Division 3 ESSENTIAL REQUIREMENTSF1 United Kingdom Original text. Later amendments are not shown. 3.1Compliance with the essential requirements 3.2Essential requirements — overview Annotations Textual amendments F1 Substituted by Commission Regulation (EU) 2015/995 of 8 June 2015 amending Decision 2012/757/EU concerning the technical specification for interoperability relating to the ‘operation and traffic management’ subsystem of the rail system in the European Union (Text with EEA relevance). ← Division 2.2.3 Division 3 Division 3.1 →