10 ILCS 5/24C-15.01

Transporting Ballots to Central Counting Station; Container. Upon completion of the tabulation, audit or test of voting equipment pursuant to Sections 24C-11 through 24C-15, the ballots and the medium containing the ballots from each precinct shall be replaced in the container in which they were transported to the central counting station. If the container is not a type which may be securely locked, then each container, before being transferred from the counting station to storage, shall be securely sealed.