(1) A person is authorised to carry out a non-intimate forensic procedure to which this part applies on a serious offender (other than a child or incapable person)—
(a) with the informed consent of the serious offender; or
(b) by order of a police officer under section 73 (Circumstances in which police officer may order non-intimate forensic procedure).
(2) A person is authorised to carry out a non-intimate forensic procedure to which this part applies on a serious offender who is a child or incapable person by order of a court under section 77 (Court order for carrying out forensic procedure on serious offender).