Indiana Code Title 32. Property § 32-24-1-15

(1) to pay the assessed damages and, if applicable, the attorney's fees payable under section 14 of this chapter not later than one (1) year after the appraisers' report is filed, if exceptions are not filed to the report;

(2) to pay:

not later than one (1) year after the entry of the judgment, if an appeal is not taken from the judgment;

(3) to pay the damages assessed and, if applicable, attorney's fees payable under section 14 of this chapter or the judgment rendered in the trial court not later than one (1) year after final judgment is entered in the appeal if an appeal is taken from the judgment of the trial court;  or

(4) to take possession of the property and adapt the property for the purpose for which it was acquired not later than six (6) years after the payment of the award or judgment for damages, except where a fee simple interest in the property is authorized to be acquired and is acquired;