Environmental waste inventory and grant program.

Allows the Indiana brownfields fund to be used to pay for: (1) studies conducted under the Indiana brownfields program; and (2) the creation of an inventory of brownfields in Indiana (inventory). Authorizes the Indiana finance authority (authority) to create and maintain the inventory. Authorizes the authority to: (1) contract with one or more state supported colleges or universities for assistance in creating and maintaining the inventory; and (2) pay costs arising from the creation and maintenance of the inventory with funds appropriated to the Indiana brownfields fund. Provides that, if the inventory is created, the authority shall report the contents of the inventory to the interim study committee on environmental affairs in 2026 and in each even-numbered calendar year thereafter. Provides for confidentiality regarding documents and information submitted to the authority.