Illinois Domestic Relations-Notice by Publication is a legal procedure in the state of Illinois for providing notice to a party who cannot be located or served with court papers. This type of notice is often used when the parties involved in a domestic relations court case have been unable to locate each other. The notice is published in a newspaper or other publication that is published in the county where the court is located. This serves as an official notification that a case has been filed and that the party must appear before the court to answer the allegations. There are three different types of Illinois Domestic Relations-Notice by Publication: Summons by Publication, Notice to Appear by Publication, and Notice of Hearing by Publication.