Utah Code § 20A-3a-806: Election official or watcher revealing vote.

(1) It is unlawful for an election official or watcher to reveal to another person the name of a candidate or ballot proposition for whom a voter has voted or to communicate to another person the election official or watcher's opinion, belief, or impression regarding for whom or what a voter has voted.

(2) A person who violates this section is guilty of a class A misdemeanor.