Mich. Comp. Laws § 259.450
Prior to the initial zoning of any airport hazard area under this act, the governing body of the political subdivision or the joint airport zoning board which is to adopt the regulations shall appoint a body, to be known as the airport zoning commission, to recommend the boundaries of the various zones to be established and the regulations to be adopted therefor. Such airport zoning commission shall make a preliminary report and hold public hearings thereon before submitting its final report, and the governing body of the political subdivision or the joint airport zoning board shall not hold its public hearings or take other action until it has received the final report of such airport zoning commission. Where a city plan commission or comprehensive zoning commission already exists, it may be appointed as the airport zoning commission.
MCL 259.450