Section 3506.20 - Tracking number required for ballots on demand system(A) As used in this section, "ballots on demand voting system" means a system that utilizes ballots printed as needed by election officials at the board of elections for distribution to electors, either in person or by mail.(B) No board of elections shall use a ballots on demand voting system unless each ballot printed by the system includes a tracking number.Effective Date: 5/2/2006 .