Designating or changing party affiliation -- Regular primary election and presidential primary election -- Voting in primaries of multiple parties prohibited

(1) As used in this section, "change of affiliation deadline" means the same as that term is defined in Subsection 20A-2-107(1). (2) Except as provided in Subsection (3), a registered voter who is classified as "unaffiliated" may, at a regular primary election or a presidential primary election: (a) affiliate with a political party by completing a change of party affiliation form or voter registration form and submitting the form to the county clerk or a poll worker; and (b) vote in that party's primary election. (3) The party affiliation of a voter who changes party affiliation, or who becomes unaffiliated from a political party, at any time on or after the change of affiliation deadline and on or before the date of the regular primary election, takes effect the day after the statewide canvass for the regular primary election. (4) (a) A voter who votes in the presidential primary election of a registered political party may not, for the same election, vote in the presidential primary election of another registered political party. (b) A voter who votes in the regular primary election of a registered political party may not, for the same election, vote in the regular primary election of another registered political party.