Mich. Comp. Laws § 287.555
The director shall administer the provisions of this act. He shall promulgate and may from time to time revise rules and regulations in accordance with the provisions of Act No. 88 of the Public Acts of 1943, as amended, being sections 24.71 to 24.82 of the Compiled Laws of 1948, and subject to Act No. 197 of the Public Acts of 1952, as amended, being sections 24.101 to 24.110 of the Compiled Laws of 1948, which shall conform substantially to the rules and regulations promulgated by the secretary of agriculture of the United States pursuant to the federal humane slaughter act of 1958, Public Law 85-765, 72 Stat. 862, and any amendments thereto. The use of a manually operated hammer, sledge or poleax is declared to be an inhumane method of slaughter within the meaning of this act.
MCL 287.555