A Charge of Discrimination can be completed through our EEOC Public Portal after you submit an online inquiry and we interview you. Respond to a Complaint.You can respond to a complaint two ways: Via US mail. A charge of discrimination can be completed through our online system after you submit an online inquiry and we interview you. To file a complaint of discrimination, go to the CRD Web site home page and click on "File a Pre Complaint Inquiry." Their tollfree number is (800) 8841684. City of Sacramento's Equal Employment Opportunity (EEO) documents and information. Gov or (916) 874-7148 to discuss the concern(s). In most cases, your employer must have at least 15 employees before you can file an EEOC complaint (20 employees for ADEA violations). – Sexual harassment in the workplace.