Indiana Code Title 22. Labor and Safety § 22-5-8-2

Sec. 2. (a) Except as provided in subsection (c), an employer may not require an employee or prospective employee to take any of the following actions as a condition of employment, as a condition of employment in a particular position, or as a condition of receiving additional compensation or other benefits:

(b) Except as provided in subsection (c), an employer may not discriminate against an employee with respect to:

based on the employee's refusal to take an action described in subsection (a).

(c) An employer may, as a condition of employment, as a condition of employment in a particular position, or as a condition of receiving additional compensation or other benefits, require an employee or a prospective employee to comply with a court order that directs the employee or prospective employee to take an action described in subsection (a).