(a) Except as provided in Subsection (b), this chapter does not establish or eliminate a defense to a civil action or criminal prosecution under a federal or state civil rights law.
(b) This chapter is fully applicable to claims regarding the employment, education, or volunteering of those who perform duties, such as spreading or teaching faith, performing devotional services, or internal governance, for a religious organization. For the purposes of this subsection, an organization is a religious organization if:
(1) the organization’s primary purpose and function are religious, it is a religious school organized primarily for religious and educational purposes, or it is a religious charity organized primarily for religious and charitable purposes; and
(2) it does not engage in activities that would disqualify it from tax exempt status under Section 501(c)(3), Internal Revenue Code of 1986, as it existed on August 30, 1999.