Mich. Comp. Laws § 107.2

Sec. 2. Whenever the council of any city shall, by resolution, declare that it is expedient for such city to acquire by purchase, or to construct, as the case may be, works for the purpose of supplying such city and the inhabitants thereof, or either, with gas, electric or other lights, then such council shall have power to take such action as shall be deemed expedient to accomplish such purpose.