http://www.legislation.gov.uk/uksi/2017/1075/schedule/5/paragraph/1/madeThe Ionising Radiations Regulations 2017enKing's Printer of Acts of Parliament2020-01-22HEALTH AND SAFETYThese regulations revoke and supersede the Ionising Radiations Regulations 1999.SCHEDULE 5Particulars to be entered in the radiation passbook1Individual serial number of the passbook.