Md. Code, Corporations and Associations § 5–612

(a) The bylaws may provide for the division of the territory served or to be served by a cooperative into two or more districts for any purpose, including the nomination and election of directors.

(b) If the bylaws provide for districts, the bylaws shall establish:

(1) The boundaries of the districts or the manner of establishing the boundaries;

(2) The manner of changing the boundaries; and

(3) The manner in which the districts shall function.

(c) A member may not vote by proxy or by mail at a district meeting.