Employment discrimination generally exists where an employer treats an applicant or employee less favorably merely because of a person's protected class. You can submit your complaint online with the Employment Discrimination Complaint Form.(Black's Law Dictionary) Multiple types of discrimination are discussed: age, sex, color, racial, national origin, religious, and disability. Stellar Performance Record Does Not Prove Pretext in Age Discrimination Lawsuit. Age Discrimination Lawsuits (ADEA). The Age Discrimination Act of 1975 prohibits discrimination on the basis of age in programs and activities receiving federal financial assistance. The Age Discrimination in Employment Act of 1967 (ADEA) protects individuals who are 40 years of age or older from employment discrimination based on age. Age discrimination in the workplace is against the law, but it is also very common. Additionally, employers often retaliate against employees who complain. Age discrimination, like other forms of discrimination in employment, is illegal in Texas.