(a) Subject to assessment of costs under article 7 of this act, the cost of initial genetic testing shall be advanced:
(i) By a child support enforcement agency in a proceeding in which the agency is providing services;
(ii) By the individual who made the request;
(iii) As agreed by the parties; or (iv) As ordered by the court.
(b) In cases in which the cost is advanced by the child support enforcement agency, the agency may seek reimbursement from a man who is rebuttably identified as the father.