Mich. Comp. Laws § 750.66a

Sec. 66a. (1) If a person 18 years of age or older is responsible for controlling the actions of a dog or wolf-dog cross and the person knows or has reason to know that the dog or wolf-dog cross has bitten another person, the person shall remain on the scene until the requirements of section 66 are fulfilled. (2) A person who violates this section is guilty of a misdemeanor punishable by imprisonment for not more than 93 days or a fine of not more than $500.00, or both. (3) This section does not apply if the person is bitten by a police dog. As used in this subsection, "police dog" means that term as defined in section 50c. (4) As used in this section, "dog" and "wolf-dog cross" mean those terms as defined in section 2 of the wolf-dog cross act, 2000 PA 246, MCL 287.1002.