Section 14-2-110 - Prohibited marriages(1) The following marriages are prohibited: (a) A marriage entered into prior to the dissolution of an earlier marriage of one of the parties, except a currently valid marriage between the parties;(a.5) A marriage entered into prior to the dissolution of an earlier civil union of one of the parties, except a currently valid civil union between the same two parties;(b) A marriage between an ancestor and a descendant or between a brother and a sister, whether the relationship is by the half or the whole blood;(c) A marriage between an uncle and a niece or between an aunt and a nephew, whether the relationship is by the half or the whole blood, except as to marriages permitted by the established customs of aboriginal cultures.Amended by 2018 Ch. 96,§ 5, eff. 8/8/2018.Amended by 2016 Ch. 263,§ 3, eff. 6/8/2016.L. 73: R&RE, p. 1019, § 1. C.R.S. 1963: § 90-1-10. L. 78: (1)(b) amended, p. 262, § 47, effective May 23. L. 93: (1)(a) amended, p. 438, § 4, effective July 1. L. 2016: (1)(a.5) added, (SB 16-150), ch. 263, p. 1080, § 3, effective June 8. L. 2018: (2) repealed, (SB 18-095), ch. 96, p. 753, § 5, effective August 8. (1) For criminal penalties for the offense of bigamy, see § 18-6-201; for criminal penalties for the offense of incest, see § 18-6-301. (2) For the legislative declaration in SB 16-150, see section 1 of chapter 263, Session Laws of Colorado 2016. For the legislative declaration in SB 18-095, see section 1 of chapter 96, Session Laws of Colorado 2018.