Utah Code § 17C-1-203: Agency board -- Quorum.

(1) The governing body of an agency is a board consisting of the current members of the community legislative body.

(2) A majority of board members constitutes a quorum for the transaction of agency business.

(3) A board may not adopt a resolution, pass a motion, or take any other official board action without the concurrence of at least a majority of the board members present at a meeting at which a quorum is present.

(4)

(a) The mayor or the mayor's designee of a municipality operating under a council-mayor form of government, as defined in Section 10-3b-102:

(i) serves as the executive director of an agency created by the municipality; and

(ii) exercises the agency's executive powers.

(b) The county executive or the county executive's designee of a county operating under a county executive-council form of government, as described in Section 17-62-203:

(i) serves as the executive director of an agency created by the county; and

(ii) exercises the agency's executive powers.