For the purpose of having a judicial determination of the date of birth, any citizen of the United States, either natural born or naturalized, may file a petition with the clerk of the district court of the county of the citizen's residence.
Mont. Code Ann. § 27-32-101, under General Provisions Petition for Determination.
Mont. Code Ann. § 27-32-101
For the purpose of having a judicial determination of the date of birth, any citizen of the United States, either natural born or naturalized, may file a petition with the clerk of the district court of the county of the citizen's residence.