C.R.S. § 18-7-406

(1) Any person who performs any of the following with a child not his spouse commits patronizing a prostituted child: (a) Engages in an act which is prostitution of a child or by a child, as defined in section 18-7-401 (6) or (7); or (b) Enters or remains in a place of prostitution with intent to engage in an act which is prostitution of a child or by a child, as defined in section 18-7-401 (6) or (7). (2) Patronizing a prostituted child is a class 3 felony.