(1) The Secretary may, by writing signed by the Secretary, certify that, during a period or on a date specified in the certificate:
(a) any premises were or were not an approved hospital for the purposes of this Act;
(d) a medical practitioner was or was not authorized under section 88 to write a prescription for the supply of pharmaceutical benefits or was or was not authorized under section 93 to supply pharmaceutical benefits specified in the certificate;
(da) a dental practitioner was or was not approved as a participating dental practitioner under section 84A;
(db) a person was or was not an authorised optometrist under section 84AAB;
(dc) a person was or was not an authorised midwife under section 84AAF;
(dd) a person was or was not an authorised nurse practitioner under section 84AAJ;
(de) a person was or was not authorised under section 93, 93AA or 93AB to supply pharmaceutical benefits specified in the certificate;
(e) a person was or was not approved under section 90 for the purpose of supplying pharmaceutical benefits at premises specified in the certificate;
(f) a medical practitioner was or was not approved under section 92 for the purpose of supplying pharmaceutical benefits to persons in an area specified in the certificate;
(g) a hospital authority was or was not approved under section 94 for the purpose of its supplying pharmaceutical benefits to patients receiving treatment in or at a hospital specified in the certificate.
(1A) The Secretary may, by writing signed by the Secretary, certify:
(a) that a document annexed to the certificate is a true copy of a determination by the Minister under this Act or of any other document made or issued under this Act;
(b) that:
(i) a document annexed to the certificate is a true copy of a determination by the Minister under this Act or of any other document made or issued under this Act; and
(ii) the determination or other document of which the annexed document is certified to be a true copy had effect during a period or on a date specified in the certificate; or
(c) that:
(i) the document annexed to the certificate is a true copy of an approval, determination, certificate or variation that has or had effect as if it were given or made under this Act; and
(ii) the approval, determination, certificate or variation had such effect during the period or on a date specified in the certificate.
(2) In proceedings under this Act, in a prosecution for an offence against a law of the Commonwealth and in an investigation or inquiry conducted or made under this Act, a certificate purporting to have been given under this section:
(a) is prima facie evidence of the facts stated in the certificate; and
(b) shall, unless the contrary is proved, be deemed to have been given by the person purporting to give the certificate.