C.R.S. § 19-2.5-1123

(1) In the case of a juvenile who has been adjudicated a juvenile delinquent for the commission of one of the offenses described in section 19-2.5-305 (3)(a)(V), the court shall sentence the juvenile to a minimum mandatory period of detention of not fewer than five days. (2) A juvenile who is less than thirteen years of age may not be sentenced to detention unless the juvenile has been adjudicated for a felony or weapons charge pursuant to section 18-12-102 , 18-12-105 , 18-12-106 , or 18-12-108.5 . As an alternative, the juvenile probation department may conduct a presentence investigation pursuant to section 19-2.5-1101 . The investigation may result in the juvenile: (a) Remaining in the custody of a parent, guardian, or legal custodian; or (b) Being placed in the temporary legal custody of kin, for purposes of a kinship foster care home or noncertified kinship care placement, as defined in section 19-1-103 , or other suitable person under such conditions as the court may impose; or (c) Being placed in a shelter facility; or (d) Being referred to a local county department of human or social services for assessment for placement.