Mich. Comp. Laws § 259.449

Sec. 19. No airport zoning regulations shall be adopted, amended, or changed under this act except by action of the governing body of the political subdivision in question, or by action of the joint board provided for in sections 14 or 17, after a public hearing in relation thereto, at which parties in interest and citizens shall have an opportunity to be heard. At least 15 days' notice of the hearing shall be published in a newspaper of general circulation, in the political subdivision or subdivisions in which is located wholly or partly, the airport hazard area to be zoned, or, if no newspaper is generally circulated in any such political subdivision, then in a newspaper of general circulation in the county in which such political subdivision is located.