STEP 1: USING BLACK INK ONLY, Fill out the "Civil Cover Sheet. " â–« Write in "Maricopa" as the county.Civil Complaint in Maricopa County Superior Court. You may use the forms on this page if the following factors apply to your situation. If you'd like to file a complaint against a fiduciary, please fill out the complaint form and mail, fax or hand deliver to the address below. Fill out the form below. To report a crime or request a call for service please contact 911. File the forms with the court clerk and pay the filing fee. 7. To file a complaint, you may complete one of the following two options: File a complaint online. Field 1: Fill in the county in which the action is brought.