Indiana Code Title 6. Taxation § 6-8-1-24

Sec. 24. It is a Class B misdemeanor for a person to fail to make any return required to be made under this chapter, or to make any false return, with intent to defraud the state or to evade the payment of the tax, or any part thereof, imposed by this chapter.  It is a Class B misdemeanor for a person to recklessly fail to permit the examination of any book, paper, account, record, or other data by the department or its authorized agents, as required by this chapter, to recklessly fail to permit the inspection or appraisal of any property by the department or its authorized agents, or to knowingly fail to offer testimony or produce any record as required in this chapter.  A person who makes a false statement, with intent to defraud the state or to evade the payment of the tax imposed under this chapter, commits a Level 6 felony.