Indiana Code Title 3. Elections § 3-11-3-22

(1) Instructions for the guidance of voters in preparing their ballots.

(2) Instructions explaining the procedure for write-in voting.

(3) Write-in voting notice cards that must be posted in each precinct that utilizes a voting system that does not permit a voter to alter the voter's ballot after making a voting mark for a write-in candidate so that the voter may vote for a candidate for that office whose name appears on the ballot.

(1) who wants to cast write-in votes may cast the voter's ballot on the voting system required to be available to all voters in the precinct under IC 3-11-15-13.3(f);  and

(2) may choose to cast the voter's ballot on the voting system described in subdivision (1) without being required to indicate to any individual that the voter wishes to cast a ballot on the voting system because the voter intends to cast a ballot for a write-in candidate.