Indiana Code Title 14. Natural and Cultural Resources § 14-33-5-17

Sec. 17. Immediately following appointment and immediately following each annual meeting of the district, the directors shall meet and elect a chairman and a vice chairman.  The vice chairman may act as chairman during the absence or disability of the chairman.  The chairman shall promptly notify the commission in writing of the names and addresses of the officers and directors of the district, and the same information, together with the executed oaths, shall be filed with the circuit court.