Utah Code § 76-14-205: Enforcement of federal immigration laws.

A state or local governmental agency of this state, or a representative of the agency, may not:

(1) limit or restrict by ordinance, regulation, or policy the authority of a law enforcement agency or other governmental agency to assist the federal government in the enforcement of any federal law or regulation governing immigration; or

(2) limit or restrict by ordinance, regulation, or policy the authority of a law enforcement agency to investigate or enforce a violation of the federal misdemeanor offenses of willful failure to register as an alien or willful failure to personally possess an alien registration document as required by 8 U.S.C. Sec. 1304(e) or 1306(a).