Michigan Compiled Laws, Chapter 123. Local Government § 123.31

(1) Contains 10 or more acres;

(2) Is not subdivided into city or village lots and blocks;

(3) Is located on the border or boundary of the city or village: Provided, however, That such disconnection shall not result in the isolation of any part of the said city or village from the remainder of such city or village;

(4) Shall have been for a period of 3 years next preceding the filing of the petition provided for in section 2 hereof,  1 used for agricultural purposes only.