Colo. Rev. Stat. § 15-19-303
After an unclaimed body has been received by the anatomical board or its duly authorized agent, and has been preserved and stored, the body may be claimed within twenty days after death by relatives, friends, or fraternal or charitable organizations for burial or cremation at the expense of the claimant, and the body shall be surrendered to the claimant without charge of any character. During the twenty-day period the board shall publish at least two notices in a newspaper of general circulation, published in the county in which the death occurred or in which the body was first discovered, stating that the body is unclaimed and giving the name of the deceased if it is known. The notice shall be published in the name of the coroner of the county.
C.R.S. § 15-19-303
This section is similar to former § 12-34-203 as it existed prior to 2017.