Maine Uncontested Joint Petition for PRE Birth Determination of Parentage is a legal document used to establish the legal relationship of a child to his or her parents before the child is born. This petition is used when both parents have agreed to the child’s parentage and both are willing to sign the document. The petition is filed in the District Court of Maine. Types of Maine Uncontested Joint Petition for PRE Birth Determination of Parentage include: Marriage-Based Parentage, Voluntary Acknowledgment of Parentage, and Genetic Testing.