Indiana Code Title 4. State Offices and Administration § 4-24-6-3

Sec. 3. The chief administrative officer of the department, division, or state agency having administrative control and supervision of any institution shall make rules and regulations concerning the withdrawal of money held in trust for any patient or inmate, and concerning the deposit of any money to be held in trust for any patient or inmate.  Upon the discharge or release of any patient or inmate, the superintendent or warden of the institution shall pay to the individual, or the individual's legal guardian, all money due the individual from any trust account.