Ind. Code § 32-29-8-4
(a) As used in this section, "interested person", with respect to an action to foreclose a mortgage on an interest in real property in Indiana, means:
(2) a person:
(b) As used in this section, "omitted party", with respect to an action to foreclose a mortgage on an interest in real property in Indiana, means a person who:
(1) before the commencement of the action has acquired in the property an interest that:
(2) is either:
(B) not served with a notice of sale under IC 32-29-7-3 (e) after a judgment and decree of sale is entered in the action.
The term includes any person claiming by, through, or under a person described in this subsection.
(c) At any time after a judgment and decree of sale is entered in an action to foreclose a mortgage on an interest in real property in Indiana, an interested person or an omitted party may bring a civil action to:
(2) terminate;
the interest of an omitted party in the property subject to the sale.
(f) and (g), upon the filing of an action described in subsection (c), the court shall determine the extent of the omitted party's interest in the property and issue a decree terminating that interest, subject to the right of the omitted party to redeem the property on terms as the court considers equitable under the circumstances after considering the factors set forth in subsection (f), if the omitted party would have had redemption rights:
(f) In an action brought under this section, if the court determines that the omitted party is entitled to redemption under subsection (d), the court shall consider the following in deciding the terms of the redemption:
(1) Whether the omitted party:
(g) If the court determines that the omitted party is entitled to redemption under subsection (d), and after considering the factors set forth in subsection (f), the court shall grant redemption rights to the omitted party that the court considers equitable under the circumstances, subject to the following:
(h) The senior lien upon which the foreclosure action was based is not extinguished by merger with the title to the property conveyed to a purchaser through a sheriff's deed executed and delivered under IC 32-29-7-10 until the interest of any omitted party has been terminated:
(2) by operation of law.
Until an omitted party's interest is terminated as described in this subsection, any owner of the property as a holder of a sheriff's deed executed and delivered under IC 32-29-7-10 , or any person claiming by, through, or under such an owner, is the equitable owner of the senior lien upon which the foreclosure action was based and has all rights against an omitted party as existed before the judicial sale.
(i) An interested person may not terminate an omitted party's interest in real property that is the subject of a foreclosure action except through an action brought under this section. An interested person's rights under this section may not be denied because the interested person:
As added by P.L.130-2012, SEC.7. Amended by P.L.13-2013, SEC.80; P.L.112-2022, SEC.5.