(a) An individual to whom a duty of support is or is alleged to be owed or in whose favor a support order has been issued or a judgment determining parentage has been rendered;
(b) A state or political subdivision:
(A) To which the rights under a duty of support or support order have been assigned;
(B) That has independent claims based on financial assistance provided to an individual obligee; or
(C) That has independent claims based on the care or custody of a child; or
(c) An individual seeking a judgment determining parentage of the individual's child.