Colo. Rev. Stat. § 15-20-114
Except as provided in section 15-20-113, this act applies to a judicial proceeding with respect to property to which this act applies commenced on or after July 1, 2023, regardless of the date of death of the decedent.
Source: L. 2023: Entire article R&RE, (SB 23-100), ch. 30, p. 106, § 1, effective July 1.