Mich. Comp. Laws § 445.79a

Sec. 19a. Property that is subject to forfeiture under this act may be seized upon process issued by the circuit court having jurisdiction over the property. Seizure without process may be made under any of the following circumstances: (a) The property is seized incident to a lawful arrest, pursuant to a search warrant, or pursuant to an inspection under an administrative inspection warrant. (b) The property is the subject of a prior judgment in favor of this state in an injunction or forfeiture proceeding under this act. (c) There is probable cause to believe that the property is directly or indirectly dangerous to health or safety. (d) There is probable cause to believe that the property was used or is intended to be used in violation of this act. (e) There is probable cause to believe that the property is the proceeds from activity in violation of this act.