Utah Code § 10-20-504

(1) (a) Except as provided in Subsection (2)(b), a municipal legislative body may, without prior consideration of or recommendation from the planning commission, enact an ordinance establishing a temporary land use regulation for any part or all of the area within the municipality if: (i) the legislative body makes a finding of compelling, countervailing public interest; or (ii) the area is unregulated. (b) A temporary land use regulation under Subsection (1)(a) may prohibit or regulate the erection, construction, reconstruction, or alteration of any building or structure or any subdivision approval. (c) A temporary land use regulation under Subsection (1)(a) may not impose an impact fee or other financial requirement on building or development. (2) (a) The municipal legislative body shall establish a period of limited effect for the ordinance not to exceed 180 days. (b) A municipal legislative body may not apply the provisions of a temporary land use regulation to the review of a specific land use application if the land use application is impaired or prohibited by proceedings initiated under Subsection 10-20-902(1)(a)(ii)(B). (3) (a) A municipal legislative body may, without prior planning commission consideration or recommendation, enact an ordinance establishing a temporary land use regulation prohibiting construction, subdivision approval, and other development activities within an area that is the subject of an Environmental Impact Statement or a Major Investment Study examining the area as a proposed highway or transportation corridor. (b) A regulation under Subsection (3)(a): (i) may not exceed 180 days in duration; (ii) may be renewed, if requested by the Transportation Commission created under Section 72-1-301, for up to two additional 180-day periods by ordinance enacted before the expiration of the previous regulation; and (iii) notwithstanding Subsections (3)(b)(i) and (ii), is effective only as long as the Environmental Impact Statement or Major Investment Study is in progress.