This Order is made under paragraphs 27 and 27B of Schedule 2 to the Immigration Act 1971 (c. 77) and section 32 of the Immigration, Asylum and Nationality Act 2006 (c. 13). Those provisions are applied with modifications to channel tunnel trains by Schedule 4 to the Channel Tunnel (International Arrangements) Order 1993 (S.I. 1993/1813).