Discrimination is the unfair or prejudicial treatment of people and groups based on characteristics such as race, gender, age, or sexual orientation. To discriminate means to treat those people in some way differently than other people who are not in the same class.A charge of discrimination is a signed statement asserting that an employer, union or labor organization engaged in employment discrimination. This guide provides a detailed overview of how to file a discrimination complaint, including steps, legal considerations, and resources. Discrimination includes unequal treatment, retaliation and harassment against employees and job applicants with disabilities. Discrimination is defined as an Unfavorable Action taken because of an individual's actual or perceived Protected Category.