Mich. Comp. Laws § 500.418

Sec. 418. (1) An insurer may voluntarily cooperate with a title IV-D agency and the child support lien network in identifying payers subject to child support arrearages who may be entitled to money to be paid under a liability insurance policy or the liability coverage portion of a multiperil insurance policy. (2) As used in this section, "title IV-D agency" means that term as defined in section 2 of the support and parenting time enforcement act, 1982 PA 295, MCL 552.602.