The requirements under this subsection must be applied after application of subsections (c) and (d). Any deduction or part of a deduction that is disallowed under this subsection must be carried forward to the subsequent taxable year and treated as a specified research or experimental expenditure that is paid or incurred in the subsequent taxable year from a trade or business that is a passive activity for the taxpayer.
the taxpayer shall report the adjusted gross income subject to pass through entity tax for purposes of IC 6-3-2.1 as if the modification under this section was not in effect for taxable years beginning before January 1, 2023. The taxpayer shall report the modifications otherwise required under this section to its partners, shareholders, or beneficiaries for the taxable year in the manner prescribed under this article.
IC 6-3-2-29