Indiana Code Title 4. State Offices and Administration § 4-21.5-6-2

Sec. 2. (a) This section applies only to the enforcement of a subpoena, discovery order, or protective order issued by an agency under this article.

(b) Any party to a proceeding before an agency who has obtained an order from an administrative law judge may apply for a court order in a circuit or superior court to enforce the subpoena or order issued by an agency by a verified petition for civil enforcement.  Notice of an application under this section shall be given:

by personal service or by the United States mail at the time the application is filed.