Mich. Comp. Laws § 300.21

Sec. 1. Conservation officers appointed by the director of the department of natural resources and trained and certified pursuant to the Michigan law enforcement officers training council act of 1965, Act No. 203 of the Public Acts of 1965, being sections 28.601 to 28.616 of the Michigan Compiled Laws, are peace officers, and except as otherwise provided by law, are vested with all the powers, privileges, prerogatives, and immunities conferred upon peace officers by the general laws of this state.