The Illinois affidavit For Service By Publication For Dissolution Of Marriage is a legal document that is completed to serve legal notice of a pending legal action to a spouse who cannot be served by other means. This affidavit is filed with the court to request permission to serve notice of the action via publication in a newspaper. The affidavit must include all relevant information regarding the pending action such as the name of the party to be served, the name of the newspaper in which the service will be published, and an affidavit from the petitioner that states that all reasonable efforts to serve the other party have been exhausted. There are two types of Illinois affidavit For Service By Publication For Dissolution Of Marriage: 1. Joint Petition — This affidavit is used when two parties are filing for a dissolution of marriage together. 2. Petition by One Party — This affidavit is used when one party is filing for a dissolution of marriage without the other party's knowledge.