Indiana Code Title 22. Labor and Safety § 22-9-5-22

Sec. 22. (a) This chapter does not prohibit a religious corporation, an association, an educational institution, or a society from giving preference in employment to individuals of a particular religion to perform work connected with the carrying on of activities by that corporation, association, educational institution, or society.

(b) Under this chapter, a religious organization may require that all applicants and employees conform to the religious tenets of the organization.