Utah Code § 63G-20-301: Prohibitions relating to refusing to solemnize a marriage.

Notwithstanding any other provision of law, an individual may not require a religious official, when acting as such, or religious organization to provide goods, accommodations, advantages, privileges, services, facilities, or grounds for activities connected with the solemnization or celebration of a marriage that is contrary to that religious official's or religious organization's religious beliefs about marriage, family, or sexuality.