Indiana Code Title 13. Environment § 13-23-14-4

Sec. 4. (a) A person who fails to comply with an order issued by the commissioner under this article or IC 13-7-20 (before its repeal) after the order becomes effective is subject to a civil penalty of not more than twenty-five thousand dollars ($25,000) for each day of continued noncompliance.

(b) It is a defense to a violation of this section due to noncompliance with an order issued under IC 13-23-1-4 that the person has not been notified that an underground storage tank or aboveground storage tank that is the subject of the order is ineligible for delivery, deposit, or acceptance of a regulated substance as determined by the commissioner.