Utah Code § 25-5-1: Estate or interest in real property.

No estate or interest in real property, other than leases for a term not exceeding one year, nor any trust or power over or concerning real property or in any manner relating thereto, shall be created, granted, assigned, surrendered or declared otherwise than by act or operation of law, or by deed or conveyance in writing subscribed by the party creating, granting, assigning, surrendering or declaring the same, or by that party's lawful agent thereunto authorized by writing.