Colo. Rev. Stat. § 31-10-1006
Not later than 8:30 a.m. on the day of any municipal election, the clerk shall deliver to the judges of one of the precincts of the municipality, which precinct shall be selected by the clerk, all the absent voters' envelopes received up to that time, in sealed packages, taking a receipt for the packages, together with the list of absent voters, or, in the clerk's discretion, the clerk may elect to deliver the absent voters' envelopes received from electors of each precinct and the list of absent voters for each precinct to the judges of the precinct. The clerk shall continue to deliver any envelopes which may be received thereafter during said day up to and including 7 p.m. On the sealed packages shall be printed or written, "This package contains ....(number) absent voters' ballots." With the envelopes the clerk shall deliver to one of the election judges written instructions, which shall be followed by the judges of election in casting and counting the ballots, and all the books, records, and supplies as are needed for tabulating, recording, and certifying said absent voters' ballots.
C.R.S. § 31-10-1006
This section is similar to former § 31-10-806 as it existed prior to 1975.