Indiana Code Title 14. Natural and Cultural Resources § 14-31-2-9

(1) Purchase of property interest by the department.

(2) Acceptance by the department of gifts of property interests as campaign projects.

(3) At the department's option, reimbursement to entities that are not departments or agencies of the state of part or all of the acquisition costs, not to exceed the appraised value, of natural areas or property interest:

However, reimbursement is permitted only when the proposed acquisition project is dedicated as a nature preserve under IC 14-31-1 or under IC 14-4-5 (before its repeal), or the natural features of the site that justify acquisition are otherwise permanently protected through similarly binding legal mechanisms.

(1) may be made in cash or in contributions of land or property interests that are designated by the department as campaign acquisitions;  and

(2) shall be valued, for the purposes of this subsection, in accordance with the appraised value.

(1) appropriated by the state;  and

(2) not matched within three (3) years from the date of the appropriation;