Counties are general purpose governments, charged with providing a wide variety of services. The biggest expense is hospitals. Cities and Towns. Municipalities also are general purpose governments. The biggest single expenditure is on sewers, but other functions cost almost as much.
Important functions are police and fire protection, hospitals, highways and airports.
Technically, townships are classified as general purpose governments, but their functions have been limited over the decades. The primary functions of townships are poor relief, fire protection and property assessment for tax purposes. School Corporations and Special Districts. Special districts in Indiana primarily provide libraries, hospitals, community development services and some fire protection.