Under federal and Arizona law, illegal sex discrimination includes sexual orientation, e.g. , an employer cannot discriminate against a homosexual employee.Discrimination law prevents employers from making employment decisions based on certain personal characteristics. Discrimination means you are being treated unfairly or unequally because of your disability. "Discrimination" is a term used to indicate that someone has been treated less favorably than another individual for unfair reasons. Title VII prohibits employers with 15 or more employees from discriminating based on race, color, religion, sex, or national origin. A charge of discrimination is a signed statement asserting that an employer, union or labor organization engaged in employment discrimination. It requests EEOC to take remedial action. National Labor Relations Act. In plain English, to discriminate means distinguishing, singling out, or making a distinction.