Part I PRELIMINARYF1 Northern Ireland Repealed 1Citation and commencement 2Interpretation 3Scope Annotations Textual amendments F1 Regulations revoked (3.1.2006) by The Railways Infrastructure (Access, Management and Licensing of Railway Undertakings) Regulations (Northern Ireland) 2005 (S.R. 2005/537), reg. 1(1), Sch. 5 para. 5 Part I