A charge of discrimination must be filed within 300 days after the alleged discriminatory action, or one year for a Fair Housing case. Complaints must be filed within 180 days of the alleged discriminatory act.You must also enter your name, address, and telephone number. Completing the Civil Cover Sheet for an Employment Discrimination Complaint. It is illegal to discriminate in public spaces. This type of discrimination is also known as public accommodation discrimination. Illinois now has one of the longest statute of limitations for state employment discrimination claims. Most states have 180- or 300-day limitations periods. Federal law forbids discrimination in decisions related to employment. These decisions might be about hiring, salary, promotion, benefits, or firing.