Indiana Code Title 22. Labor and Safety § 22-4-17-7

Sec. 7. In the discharge of the duties imposed by this article, the department, the review board, an administrative law judge, or any duly authorized representative of any of them, shall have power to administer oaths and affirmations, take depositions, certify to official acts, and issue and serve subpoenas to compel the attendance of witnesses and the production of books, papers, correspondence, memoranda, and other records deemed necessary as evidence in connection with the disputed claim or the administration of this article.