The Missouri Petition is a legal document used in the state of Missouri to make a formal request to the court or a government agency for a specific action. It is commonly used when filing a case in court, requesting a pardon or other type of clemency, or when applying for a government benefit or service. There are several types of Missouri Petition, including Petition for Probate, Petition for Divorce, Petition for Expungement, Petition for Writ of Habeas Corpus, and Petition for Name Change. All Missouri Petitions must follow a specific format, and must be signed by the petitioner before they can be submitted.