Deputy Commissioner of Police may require medical practitioner to send blood specimen for laboratory test
—(1) Notwithstanding anything in section 69 or 71A, where a person —
was the driver of or attempted to drive or was in charge of a motor vehicle on a road or other public place when an accident occurred —
between that motor vehicle and one or more other motor vehicles; or
causing any injury or death to another person; and
as a result of any injury sustained by him in the accident or any other cause is unable to provide a specimen of his breath under section 69 or to give his consent to a specimen of blood being taken from him for analysis,
any medical practitioner treating such person for his injury shall, if so directed by the Deputy Commissioner of Police, cause any specimen of blood taken by the medical practitioner from such person in connection with his treatment to be sent for a laboratory test to determine the proportion of alcohol or of any drug or intoxicating substance in the specimen.
(2) In proceedings for an offence under section 67 or 68, evidence of the proportion of alcohol or of any drug or intoxicating substance in a specimen of blood analysed in pursuance of this section shall be taken into account.
(3) Evidence of the proportion of alcohol or of any drug or intoxicating substance in a specimen of blood analysed under this section may, subject to subsection (4), be given by the production of a document purporting to be a certificate signed by an authorised analyst as to the proportion of alcohol, drug or intoxicating substance found in the specimen of blood identified in the certificate.