Utah Code Ann. § 32B-5-306
(1) A retail licensee may not sell, offer for sale, or furnish an alcoholic product to:
(2)
(a) A patron may only purchase an alcoholic product in the licensed premises of a retail licensee from and be served by an individual who is:
(b) An individual may sell, offer for sale, or furnish an alcoholic product to a patron only if the individual is:
(3) The following may not purchase an alcoholic product for a patron: