Indiana Code Title 36. Local Government § 36-9-25-42

(1) To regulate or prevent discharge into private dwellings.

(2) To prevent the pollution of streams or bodies of water.

(3) To reduce or ameliorate inflow and infiltration in sewage works.

(4) To remedy or prevent a menace to the public health and welfare.

(1) State that provided financial assistance as described in subsection (a) will accomplish one (1) or more of the purposes listed in subsection (a)(1) through (a)(4).

(2) State that the board anticipates that the costs associated with providing the financial assistance will be less than the financial burdens potentially incurred if the financial assistance is not provided.

(3) Find that providing financial assistance as described in subsection (a) is necessary to avoid or reduce additional financial burdens.

(4) Establish rules and regulations concerning financial assistance provided under subsection (a).  A rule or regulation must provide that:

of the total anticipated cost of the project for which the financial assistance is provided.