If you believe your rights may have been violated, we encourage you to report housing discrimination. Answer: You can file a complaint right online!Or you can call the Housing Discrimination Hotline: (800) 669-9777. A charge of discrimination must be filed within 300 days after the alleged discriminatory action, or one year for a Fair Housing case. If your complaint involves a possible violation of the Fair Housing Act, the specialist will assist you in filing an official housing discrimination complaint. This Easy Form helps you make a housing discrimination complaint to file with the Illinois Department of Human Rights (IDHR). Use this form to file a housing discrimination complaint with HUD under the Fair Housing Act. The Commission is located at 740 N. Sedgwick, Suite 400, Chicago, Illinois 60654. Who are Section 3 residents and businesses? Section 3 residents are: • Public housing residents; or.