Provisions as to evidenceU.K.
21U.K.In any proceedings for an offence under this Act a document produced by one of the parties to the proceedings and purporting to be a certificate issued under paragraph 19 of this Schedule shall be sufficient evidence of the facts stated in the document, unless the other party requires that the person who issued the certificate shall be called as a witness; and, in any proceedings in Scotland, if that person is called as a witness, his evidence shall be sufficient evidence of those facts.
22U.K.In any proceedings for an offence under this Act a document produced by one of the parties to the proceedings, which has been supplied to him by the other party as being a copy of such a certificate, shall be sufficient evidence of the facts stated in the document.
23(1)If in any such proceedings before a magistrates’ court a defendant intends to produce such a certificate, or to require that the person by whom such a certificate was issued shall be called as a witness, a notice of his intention, and (where he intends to produce such a certificate) a copy of the certificate, shall be given to the other party at least three clear days before the day on which the summons is returnable.U.K.
(2)If the preceding sub-paragraph is not complied with, the court may, if it thinks fit, adjourn the hearing on such terms as it thinks proper.
(3)In Scotland, if in any such proceedings in the sheriff court the accused intends to produce such a certificate, or to require that the person by whom such a certificate was issued shall be called as a witness, notice of his intention, and (where he intends to produce such a certificate) a copy of the certificate, shall be given to the procurator fiscal at least three clear days before the day on which the case proceeds to trial.
(4)If sub-paragraph (3) of this paragraph is not complied with, the sheriff may, if he thinks fit, adjourn the diet on such terms as he deems proper.