Utah Code Ann. § 67-1a-2
(1) The lieutenant governor shall:
(a) perform duties delegated by the governor, including assignments to serve in any of the following capacities:
(2)
(a) As the chief election officer, the lieutenant governor shall:
(iv)
(xi) during a declared emergency, to the extent that the lieutenant governor determines it warranted, designate, as provided in Section 20A-1-308, a different method, time, or location relating to:
(3)
(a) The lieutenant governor shall:
(i)
(B)
(ii)
(A) determine the classification under Section 10-2-301 of a consolidated municipality upon the consolidation of multiple municipalities under Title 10, Chapter 2, Part 6, Consolidation of Municipalities, using population information from:
(B)
(iii) monitor the population of each municipality using population information from:
(b) If the applicable population figure under Subsection (3)(a)(ii) or (iii) indicates that a municipality's population has increased beyond the population for its current class, the lieutenant governor shall:
(c)
(ii) Upon receipt of a petition under Subsection 10-2-302(2) from a municipality whose population has decreased below the population for its current class, the lieutenant governor shall: