Mich. Comp. Laws § 28.522

Sec. 12. A firearm that is carried in violation of this act is subject to seizure and forfeiture in the same manner that property is subject to seizure and forfeiture under sections 4701 to 4709 of the revised judicature act of 1961, 1961 PA 236, MCL 600.4701 to 600.4709. This section does not apply if the violation is a state civil infraction under section 5f of 1927 PA 372, MCL 28.425f, unless the individual fails to present his or her certificate within the 45-day period described in that section.