# The Human Medicines Regulations 2012, Paragraph 21


(1) In proceedings for an offence under these Regulations, a document produced by one of the parties to the proceedings and purporting to be a certificate issued under paragraph 19 is to be sufficient evidence of the facts stated in the document unless sub-paragraph (2) applies.
(2) A party to proceedings, other than the party who produced the document mentioned in paragraph (1), may require that the person who issued the certificate be called as a witness.
(3) In proceedings in Scotland, if the person who issued the certificate is called as a witness, that person's evidence is to be sufficient evidence of the facts stated in the certificate.

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Source: https://www.legislation.gov.uk/uksi/2012/1916/schedule/31/paragraph/21 (the official version)
Page: https://openlegislation.uk/human-medicines-regulations-2012/schedule-31/paragraph-21
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.