It is also illegal to retaliate against a party for filing a complaint of employment discrimination or against a party that cooperates with an investigation. To file a complaint, you may complete one of the following two options: File a complaint online.You may file a complaint using either the Client Discrimination Complaint (J-020) form or you may write or type your own statement. A charge of discrimination can be completed through our online system after you submit an online inquiry and we interview you. Our Phoenix employment lawyer offers a free consultation and affordable representation for your workplace discrimination matter. Complaints must be filed with EOD within 300 calendar days of the alleged act(s) of discrimination, harassment, or retaliation. To start your complaint process with the Division, you can fill out an online intake questionnaire or call:. Fill out a Free Case Evaluation form today or call us at 602-222-2222. No fees to start your case. Arizona law prohibits employers from constructively discharging employees.