To order a death certificate you will need: Name of the decedent; Date of death; City where the death occurred. A notary public or other officer completing this certificate verifies only the identity of the individual who signed the document to which this certificate is.Sworn statements must be notarized for authorized copy requests. Use the following links to access an application with Sworn Statement for an authorized copy of a birth, death, or marriage certificate. You must provide the full name of the deceased and the date of death. Below you will find information about the services we offer online, and in-person at our Oakland and Tri-Valley office locations. Send the completed Affidavit form to the State Office of Vital Records. Address: California Department of Public Health. VitalChek will email an authorization form for you to print, fill out, and have notarized. All applications must be submitted to the Oakland County Clerk's Office.