The Illinois Department of Public Health (IDPH), Division of Vital Records does not issue certified copies of marriage records. Certified copies are available from the county clerk in the county where the marriage occurred. (List of county vital records Web sites or county clerk addresses).

For a $5 fee, IDPH, Division of Vital Records can verify the facts of a marriage that has taken place from 1962 through the current index date available. Verifications can be obtained by mail, by fax or in person.