AZ HB2851

Requires county boards of supervisors to maintain chain of custody records for all ballots printed for county-administered elections, beginning at the printing location through transportation, storage, and delivery to voting locations, with documented time and signatures at each point of contact.

Mandates use of tamper evident seals on ballot boxes before receiving ballots and during emergency transfers between polling places, with at least two election board members from different political parties accompanying any relocated ballot box.

Establishes chain of custody requirements for voted ballots delivered from polling places to counting centers, including signatures from election board members, voting location supervisors, and receiving site supervisors.

Requires chain of custody records for damaged or defective ballots that are duplicated, including date, time, location, and serial numbers of replaced ballots.

Mandates county recorders maintain comprehensive chain of custody records for all election equipment and ballots from early voting through provisional ballot tabulation, and requires reporting of all voting irregularities to legislative leadership and the secretary of state within thirty days after election day.