Division 4 HIGH LEVEL SYSTEM OVERVIEWF1 United Kingdom Repealed Original text. Later amendments are not shown. 4.1RINF system 4.2Administration of the Common User Interface 4.3Minimum required functionality of the CUI 4.4Operating mode 4.5Availability Annotations Textual amendments F1 Repealed by Commission Implementing Regulation (EU) 2019/777 of 16 May 2019 on the common specifications for the register of railway infrastructure and repealing Implementing Decision 2014/880/EU (Text with EEA relevance.). ← Division 3.3.3 Division 4 Division 4.1 →