Utah Code Title 80. Utah Juvenile Code § 80-6-201. Minor taken into temporary custody by peace officer, private citizen, or probation officer--Grounds--Protective custody

(a) the minor has committed an offense under municipal, state, or federal law;

(b) the minor seriously endangers the minor's own welfare or the welfare of others and taking the minor into temporary custody appears to be necessary for the protection of the minor or others;

(c) the minor has run away or escaped from the minor's parents, guardian, or custodian; or

(d) the minor is:

(a) under the same circumstances as a peace officer in Subsection (1); or

(b) if the juvenile probation officer has a reasonable suspicion that the minor has violated the conditions of the minor's probation.

(4)(a) Nothing in this part shall be construed to prevent a peace officer or the Division of Child and Family Services from taking a minor into protective custody under Section 80-2a-202 or 80-3-204.

(b) If a peace officer or the Division of Child and Family Services takes a minor into protective custody, the provisions of Chapter 2, Child Welfare Services, Chapter 2a, Removal and Protective Custody of a Child, and Chapter 3, Abuse, Neglect, and Dependency Proceedings shall govern.