Utah Code Ann. § 20A-1-510
(1)
(b) Before acting to fill the vacancy, the municipal legislative body shall:
(ii) identify, in the notice:
(c)
(2)
(a) A vacancy in the office of municipal executive or member of a municipal legislative body shall be filled by an interim appointment, followed by an election to fill a two-year term, if:
(b) In appointing an interim replacement, the municipal legislative body shall:
(3)
(a) In a municipality operating under the council-mayor form of government, as defined in Section 10-3b-102:
(b) While serving as acting mayor under Subsection (3)(a)(ii), the council chair continues to: