Minn. Stat. § 317A.255
Subd. 1. Conflict; procedure when conflict arises.
(b) A contract or transaction described in paragraph (a) is not void or voidable if:
Subd. 2. Material financial interest.
For purposes of this section:
Subd. 3. Exception.
The procedures described under subdivision 1, clauses (1) to (3), are not required if the contract or other transaction is between related organizations.
Subd. 4. Member of the family.
For purposes of this section, a member of the family of a director is a spouse, parent, child, spouse of a child, brother, sister, or spouse of a brother or sister.