Utah Code Ann. § 53-13-106
(1)
(a) "Federal officer" includes:
(b)
(c) The council may designate other federal peace officers, as necessary, if the officers:
(2) Except as otherwise provided under Title 63L, Chapter 1, Federal Jurisdiction, and Title 77, Chapter 9, Uniform Act on Fresh Pursuit, a federal officer may exercise state law enforcement authority only if: