Ind. Code § 6-8.1-9-4
(c) Designations under subsection (a) or (b) may be directed only to the following funds:
(d) The instructions for the preparation of individual income tax returns shall contain a description of the purposes of the following:
(e) The department shall interpret a designation on a return under subsection (a) or (b) that is illegible or otherwise not reasonably discernible to the department as if the designation had not been made.
As added by Acts 1982, P.L.66, SEC.1. Amended by P.L.288-2013, SEC.69; P.L.99-2016, SEC.1; P.L.43-2021, SEC.32; P.L.94-2026, SEC.13.