Iowa Statutes § 52.29 Optical scan voting system sample ballots

The commissioner shall provide for each precinct where an optical scan voting system is in use at least one sample optical scan ballot which shall be an exact copy of the official ballots as printed for that precinct. The sample ballot shall be posted prominently within the polling place, and shall be open to public inspection during the hours the polls are open on election day. If the ballot used on election day has offices or questions appearing on the back of the ballot, both sides of the sample ballot shall be displayed.