Utah Code Title 20A. Election Code § 20A-2-102.5. Voter registration deadline

(a) the voter registration must be received by the county clerk, the municipal clerk, or the lieutenant governor no later than 5 p.m. 11 calendar days before the date of the election, if the individual registers to vote:

(b) before the polls close on the last day of early voting, described in Section 20A-3a-601, if the individual registers by casting a provisional ballot at an early voting location in accordance with Section 20A-2-207; or

(c) before polls close on the date of the election, if the individual registers to vote on the date of the election by casting a provisional ballot, in accordance with Section 20A-2-207.