Sworn statements must be notarized for authorized copy requests. The California Department of Public Health is dedicated to optimizing the health and well-being of Californians.You can schedule an in-person appointment for a Marriage Ceremony, Marriage License, and other select services through Project Cupid. If you are a US citizen and are planning to get married in Japan, you will need to fill out an "Affidavit of Competency to Marry," using this form (PDF 158KB). Newly married couples needing to verify marital status. 3. Employees seeking to add a spouse to their insurance plan. 4. To order marriage certificates for licenses issued in another California county, contact the California Department of Public Health's Office of Vital Records. Learn how to complete a marriage affidavit template with our stepbystep guide for newlyweds. Humboldt County issues certified copies of marriage of individuals who applied for their license in Humboldt County.