2011 Utah Code
Title 20A Election Code
Chapter 7 Issues Submitted to the Voters
Section 301 Referendum -- Signature requirements -- Submission to voters.

20A-7-301. Referendum -- Signature requirements -- Submission to voters.
(1) (a) A person seeking to have a law passed by the Legislature submitted to a vote of the people shall obtain:
(i) legal signatures equal to 10% of the cumulative total of all votes cast by voters of this state for all candidates for President of the United States at the last regular general election at which a President of the United States was elected; and
(ii) from each of at least 15 counties, legal signatures equal to 10% of the total of all votes cast in that county for all candidates for President of the United States at the last regular general election at which a President of the United States was elected.
(b) When the lieutenant governor declares a referendum petition sufficient under this part, the governor shall issue an executive order that:
(i) directs that the referendum be submitted to the voters at the next regular general election; or
(ii) calls a special election according to the requirements of Section 20A-1-203 and directs that the referendum be submitted to the voters at that special election.
(2) When a referendum petition has been declared sufficient, the law that is the subject of the petition does not take effect unless and until it is approved by a vote of the people at a regular general election or a statewide special election.
(3) The lieutenant governor shall provide to any interested person from the official canvass of the last regular general election at which a President of the United States was elected:
(a) the cumulative total of all votes cast by voters of this state for all candidates for President of the United States; and
(b) for each county, the total of all votes cast in that county for all candidates for President of the United States.