Minn. Stat. § 308C.461
Subd. 1. Conflict and procedure when conflict arises.
(a) A contract or other transaction between a cooperative and one or more of its directors, or between a cooperative and a business entity in or of which one or more of its directors are governors, directors, managers, officers, or legal representatives or have a material financial interest, is not void or voidable because the director or directors or the other business entities are parties or because the director or directors are present at the meeting of the members or the board or a committee at which the contract or transaction is authorized, approved, or ratified, if:
(1) the contract or transaction was, and the person asserting the validity of the contract or transaction sustains the burden of establishing that the contract or transaction was, fair and reasonable as to the cooperative at the time it was authorized, approved, or ratified, and:
Subd. 2. Material financial interest.
For purposes of this section: a director has a material financial interest in each organization in which the director or the spouse; parents; children and spouses of children; brothers and sisters and spouses of brothers and sisters; and the brothers and sisters of the spouse of the director or any combination of them have a material financial interest. For purposes of this section, a contract or other transaction between a cooperative and the spouse; parents; children and spouses of children; brothers and sisters and spouses of brothers and sisters; and the brothers and sisters of the spouse of a director or any combination of them, is considered to be a transaction between the cooperative and the director.