New South Wales Consolidated Acts New South Wales Consolidated Acts(cf STM Act, s 73A)
(1) This section applies to the determination of whether evidence is sufficient to rebut prima facie evidence or a presumption, or to raise doubt about a matter, as referred to in section 137, 137A, 138, 140 or 164 and for the purposes of proceedings to which those sections apply.
(2) An assertion that contradicts or challenges--(a) the accuracy or reliability, or the correct or proper operation, of an approved traffic enforcement device, or(b) the accuracy or reliability of information (including a photograph) derived from such a device,is capable of being sufficient, in proceedings to which this section applies, to rebut such evidence or such a presumption, or to raise such doubt, only if it is evidence adduced from a person who has relevant specialised knowledge (based wholly or substantially on the person's training, study or experience).