Utah Code § 78B-5-612

An instrument conveying or affecting real property, acknowledged, or proved and certified as provided by law, may, together with the certificate of acknowledgment or proof, be read in evidence in an action or proceeding, without further proof. The record, or a certified copy of the record, of the conveyance or instrument acknowledged or proved may be read in evidence, with the same effect as the original. The party offering the certified copy shall prove by affidavit or otherwise, that the original is not in the possession or under the control of the party.