Indiana Code Title 36. Local Government § 36-10-10-6

Sec. 6. The directors originally appointed shall meet within fifteen (15) days after their appointment at a time and place designated by the executive for the purpose of organization.  The directors shall elect the following officers of the board from among their number:

The officers serve until the expiration of the first term to expire.  The board shall meet annually to reorganize within thirty (30) days after the appointment of each successor director.