Mich. Comp. Laws § 780.182: Adjudicating issue of support only; jurisdiction.

Sec. 32.

A proceeding under this act shall adjudicate only the issue of support and shall not adjudicate an issue of custody or parenting time.

Nothing in this act shall prevent a court which has prior continuing jurisdiction over the parties in matters of support, custody, and parenting time from exercising its jurisdiction over those matters.