Md. Const. art. IV, § 41A
The District Court shall have the original jurisdiction prescribed by law. Jurisdiction of the District Court shall be uniform throughout the State; except that in Montgomery County and other counties and the City of Baltimore, the Court may have such jurisdiction over juvenile causes as is provided by law.
Acts 1969, c. 789, ratified Nov. 3, 1970; Acts 1976, c. 544, ratified Nov. 2, 1976.