Section 32-23-13-3 - "Unknown or missing owner"(a) As used in this chapter, "unknown or missing owner" means a person: (1) vested of record or by operation of IC 32-23-10 with a property interest in:(A) a mineral estate in land; or(B) a portion of a mineral estate in land; and(2) whose identity or location cannot be determined:(A) from the records in the chain of title in the county in which the land is located;(B) by diligent inquiry in the vicinity of the record owner's last known place of residence or location; and(C) from a search of tax records in the county in which the property is located.(b) The term includes the person's heirs and devisees and successors and assigns.Added by P.L. 28-2015, SEC. 1, eff. 4/15/2015.