Ind. Code § 6-3-4-14
(d) Any credit against the taxes imposed by IC 6-3 which is available to any corporation which is a member of an affiliated group of corporations making a consolidated return shall be applied against the tax liability of the affiliated group.
Formerly: Acts 1963(ss), c.32, s.414; Acts 1965, c.233, s.24. As amended by Acts 1980, P.L.54, SEC.6; P.L.136-2018, SEC.40.