# The Railways Regulations 1998, Paragraph 3


(1) For the purpose of paragraph 2 a person has been convicted of a serious offence if that offence was committed under the law of any part of the United Kingdom or under the law of a country or territory outside the United Kingdom and if on conviction there was imposed on him for that offence a punishment falling within sub-paragraph (2).
(2) The punishments are—
(a) a sentence of imprisonment for a term exceeding three months;
(b) a fine exceeding level 4 on the standard scale;
(c) a community service order requiring him to perform work for more than 60 hours; and
(d) in the case of an offence committed under the law of a country or territory outside the United Kingdom, any punishment corresponding to those mentioned in paragraphs (a) to (c).
(3) In sub-paragraph (2)—
(a) the reference to a sentence of imprisonment includes a reference to any form of custodial sentence or order, other than one imposed under the enactments relating to mental health; and
(b) “community service order” means an order under section 14 of the Powers of Criminal Courts Act 1973 or under the Community Service by Offenders (Scotland) Act 1978.

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Source: https://www.legislation.gov.uk/uksi/1998/1340/schedule/3/paragraph/3 (the official version)
Page: https://openlegislation.uk/railways-regulations-1998/schedule-3/paragraph-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.