A charge of discrimination must be filed within 300 days after the alleged discriminatory action, or one year for a Fair Housing case. You can file a complaint and pursue a discrimination claim at the Commission on Human Relations if you believe you have been personally harmed.To file a charge with IDHR, you will complete an employment "Complainant Information Sheet" (CIS). Please complete this form to file a discrimination complaint. Filing a Complaint of Employment Discrimination. A union or labor organization can also be charged with discrimination. 7. Your complaint must be filed within 180 days of the discriminatory action. The Town strongly advises persons to carefully read and consider all information provided in the complaint packets. We receive many requests for help, so please bear with us as we try to get to your request. If your complaint involves a possible violation of the Fair Housing Act, the specialist will assist you in filing an official housing discrimination complaint.