Texas employment law prohibits discrimination based on certain protected categories. Harassment in the workplace is also a type of discrimination.A charge of discrimination is a signed statement asserting that an employer, union or labor organization engaged in employment discrimination. Discrimination is illegal when it is based on a "Protected Class" or "Protected Classification. You must specify in the complaint which type of discrimination you encountered—racial, national origin, religion, sex, age, or disability. Race, age, disability, gender and pregnancy discrimination are against the law. A charge of discrimination is a signed statement asserting that an organization engaged in employment discrimination. The law makes discrimination illegal in all employment practices. Texas has adopted the Texas Commission on Human Rights Act (TCHRA) as a state version of federal employment statutes. Laws exist to prohibit employment discrimination based on age, sexual preference, nationality, disability, ethnicity, religion and other "protected classes.