The functions conferred or imposed by this Act and the regulations may be exercised in relation to children--
(a) who ordinarily live in New South Wales, or
(b) who do not ordinarily live in New South Wales but who are present in New South Wales, or
(c) who are--(i) for Part 4--subject to an event or circumstance, whether occurring in New South Wales or elsewhere, that is committed by a person who is an employee of a relevant entity (within the meaning of Part 4) and that gives rise to a report (within the meaning of Part 4), or(ii) otherwise--subject to an event or circumstance occurring in New South Wales that gives rise to a report.