Utah Code § 11-56-106: Mobile business operation.

(1) Except as provided in Subsection (2), a political subdivision may not:

(a) entirely or constructively prohibit mobile businesses in a zone in which a food establishment is a permitted or conditional use;

(b) prohibit the operation of a food truck within a given distance of a restaurant;

(c) restrict the total number of days a mobile business may operate within the political subdivision during a calendar year;

(d) require a mobile business to:

(i) provide to the political subdivision:

(A) a site plan for each location in which a mobile business operates in the public right of way, if the political subdivision permits mobile businesses in the public right of way; or

(B) the date, time, or duration that a mobile business will operate within the political subdivision; or

(ii) obtain and pay for a land use permit for each location and time during which a mobile business operates; or

(e) if a mobile business has the consent of a private property owner to operate on the private property:

(i) limit the number of days the mobile business may operate on the private property;

(ii) require that the mobile business provide to the political subdivision or keep on file in the mobile business the private property owner's written consent; or

(iii) require a site plan for the operation of the mobile business on the private property where the mobile business operates in the same location for less than 10 hours per week.

(2) A political subdivision may prohibit a mobile business on a street or the sidewalk abutting a street that is temporarily closed by the political subdivision for a temporary mass gathering or other special event.