Mich. Comp. Laws § 408.1021

Sec. 21. (1) Standards promulgated by the former general industry safety standards commission and standards promulgated by the former construction safety standards commission under this act that are in effect on the effective date of the amendatory act that repealed section 15 of this act are continued under section 31 of the administrative procedures act of 1969, 1969 PA 306, MCL 24.231. (2) The director shall promulgate an emergency safety standard in compliance with section 48 of the administrative procedures act of 1969, 1969 PA 306, MCL 24.248, if the emergency safety standard is necessary to protect employees. If the director promulgates an emergency standard on a matter addressed by a federal standard, the director shall promulgate a standard that is substantially similar to the federal standard unless he or she determines and certifies that the federal standard is clearly inconsistent with the criteria set forth in section 9, 16, or 19, or a combination thereof. (3) Except for a standard adopted by reference pursuant to section 14, a standard approved by the director pursuant to section 16 or 19 shall be promulgated pursuant to the administrative procedures act of 1969, 1969 PA 306, MCL 24.201 to 24.328.