Historic preservation is declared to be a public purpose and the legislative body of a local unit may by ordinance regulate the construction, addition, alteration, repair, moving, excavation, and demolition of resources in historic districts within the limits of the local unit. The purpose of the ordinance shall be to do 1 or more of the following:
(a) Safeguard the heritage of the local unit by preserving 1 or more historic districts in the local unit that reflect elements of the unit's history, architecture, archaeology, engineering, or culture.(b) Stabilize and improve property values in each district and the surrounding areas.(d) Strengthen the local economy.(e) Promote the use of historic districts for the education, pleasure, and welfare of the citizens of the local unit and of the state.1970, Act 169, Imd. Eff. 8/3/1970 ;--Am. 1986, Act 230, Imd. Eff. 10/1/1986 ;--Am. 1992, Act 96, Imd. Eff. 6/18/1992 .