Ind. Code § 6-1.1-39-10
The executive of a unit may enter into a written agreement with a taxpayer who owns, or is otherwise obligated to pay property taxes on, tangible property that is or will be located in an allocation area established under this chapter in which the taxpayer waives review of any assessment of the taxpayer's tangible property that is located in the allocation area for an assessment date that occurs during the term of any specified bond or lease obligations that are payable from property taxes in accordance with an allocation provision for the allocation area and any applicable statute, ordinance, or resolution. An agreement described in this section may precede the establishment of the allocation area or the determination to issue bonds or enter into leases payable from the allocated property taxes.
IC 6-1.1-39-10