Idaho Code § 43-211
As soon as all the votes are read off and counted, a certificate shall be drawn up on each of the papers containing the poll list and tallies, or attached thereto, stating the number of votes each one voted for has received, and designating the office to fill which he was voted for, which number shall be written in words and figures at full length. Each certificate shall be signed by all members of the board of election and by both clerks. One (1) of said certificates, with the poll list and tally paper to which it is attached, shall be retained by the chairman of the board of election, and preserved by him for at least six (6) months. The ballots shall be strung on a cord or thread by the said chairman, during the counting thereof, in the order in which they are entered upon the tally list by the clerks; and said ballots, together with the other of said certificates with the poll list and tally paper to which it is attached, shall be sealed by the said chairman in the presence of the other of said judges and clerks, and indorsed "Election returns of (naming precinct) precinct," and be directed to the secretary of the board of directors, and shall be immediately delivered by said chairman, or by other safe and responsible carrier designated by him, to said secretary, and the ballots shall be kept unopened for at least six (6) months, and if any person be of the opinion that the vote of any precinct has not been correctly counted he may appear on the day appointed for the board of directors to open and canvass the returns, and demand a recount of the precinct that is claimed to have been incorrectly counted.
Idaho Code § 43-211