(1) This section applies if a parentage testing order, or an order under section 69X, requires a medical procedure or other act to be carried out in relation to a child who is under 18.
(2) The procedure or act must not be carried out in relation to the child under the order without the consent of:
(a) a parent of the child; or
(b) a guardian of the child; or
(c) a person who, under a parenting order, has responsibility for the child's long-term or day-to-day care, welfare and development.
(3) The court may draw such inferences from a failure or refusal to consent as mentioned in subsection (2) as appear just in the circumstances.