Insanity
C.R.S. § 18-1-802
in effect18-1-802. Insanity. (1) (a) A person who is insane, as defined in section 16-8-101, C.R.S., is not responsible for his or her conduct defined as criminal. Insanity as a defense shall not be an issue in any prosecution unless it is raised by a plea of not guilty by reason of insanity as provided in section 16-8-103, C.R.S.
(b) This subsection (1) applies to offenses committed before July 1, 1995.
(2) (a) A person who is insane, as defined in section 16-8-101.5, C.R.S., is not responsible for his or her conduct defined as criminal. Insanity as a defense shall not be an issue in any prosecution unless it is raised by a plea of not guilty by reason of insanity as provided in section 16-8-103, C.R.S.
(b) This subsection (2) shall apply to offenses occurring on or after July 1, 1995.
Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://leg.colorado.gov/sites/default/files/images/olls/crs2024-title-18.docx#18-1-802Fetched: 10/6/2026