Any member of the department's boards, commissions, or councils established in Iowa Code chapter 216A who may have a conflict of interest shall not vote on any substantive action on the matter in conflict. When a conflict of interest is determined to exist, the member shall abstain from voting and shall be recorded as abstaining when votes are taken. A quorum may include any member who has a conflict of interest, and a statement of a conflict of interest shall be conclusive for this purpose. Any vote by a member with a conflict shall be excluded.
Iowa Admin. Code r. 421-1.7