Colo. Rev. Stat. § 30-10-503
When the term of office of any sheriff expires and the sheriff-elect qualifies according to law, the county clerk and recorder shall issue a notice setting forth that said sheriff-elect has qualified according to law, which notice shall be served by the new sheriff on the former sheriff, whereupon such former sheriff shall immediately transfer and deliver to the new sheriff all the writs, processes, books, and papers belonging to the office, except as otherwise excepted in this part 5, and also the possession of the courthouse and jail of the county, and shall take from the new sheriff a receipt specifying the papers so delivered over and the prisoners in custody, if any, which receipt shall be sufficient indemnity to the person taking the same.
C.R.S. § 30-10-503