Utah Code Ann. § 11-42-401
(1)
(2) Before a governing body may adopt a resolution or ordinance levying an assessment against property within an assessment area:
(a) the governing body shall:
(i) subject to Subsection (3), prepare an assessment list designating:
(3)
(a) The governing body of a local entity shall prepare the assessment list described in Subsection (2)(a)(i) at any time after:
(iii) for any other assessment, the governing body has determined:
(b) In addition to the requirements of Subsection (3)(a), the governing body of a local entity shall prepare the assessment list described in Subsection (2)(a)(i) before:
(4) A local entity may levy an assessment for some or all of the cost of improvements within an assessment area, including payment of:
(b)
(d)
(7)