Colo. Rev. Stat. § 39-11.5-112
(1) No sooner than fifteen business days following a public auction but no later than five business days following a treasurer's receipt of redemption money paid under section 39-11.5-111, the treasurer shall execute and record in each county where the property or a portion thereof is located a certificate of redemption containing:
Source: L. 2024: Entire article added, (HB 24-1056), ch. 165, p. 797, § 5, effective July 1.