Illinois Pro SE Instructions Rule 8.03-Civil Union is a rule of the Illinois Supreme Court that outlines the process for filing for a civil union without the assistance of an attorney. The rule provides details about filing a petition for civil union, the required documents and fees, and the court's hearing process. It also provides a notice of the hearing date and place, and instructions for service of process. There are two types of Illinois Pro SE Instructions Rule 8.03-Civil Union: Regular Civil Union and Mutual Agreement Civil Union.