Colo. Rev. Stat. § 18-6-203
As used in section 18-6-201, cohabitation means to live together under the representation of being married.
Source: L. 71: R&RE, p. 448, § 1. C.R.S. 1963: § 40-6-203. L. 2021: Entire section amended, (SB 21-271), ch. 462, p. 3192, § 259, effective March 1, 2022.