Colo. Rev. Stat. § 16-8-104
The issues raised by the plea of not guilty by reason of insanity must be tried separately to different juries, and the sanity of the defendant must be tried first. This section applies to offenses committed before July 1, 1995.
Source: L. 72: R&RE, p. 226, § 1. C.R.S. 1963: § 39-8-104. L. 95: Entire section amended, p. 74, § 8, effective July 1. L. 2025: Entire section amended, (HB 25-1058), ch. 15, p. 44, § 8, effective August 6.