Iowa District Courts

Iowa District Courts are the state trial courts of general jurisdiction in the U.S. state of Iowa.

They have original jurisdiction in civil cases with any amount in controversy; felony criminal cases, domestic relations, family law, and cases involving minors cases (including adoption, dependency, juvenile delinquency, and probate cases.

Judicial magistrates primarily serve their home county and have jurisdiction over simple misdemeanors, local infractions, and small claims. They have authority to order warrants, conduct preliminary hearings, and hear other simple issues. Most magistrates are attorneys, though it is not mandated by law. They serve four-year terms and are appointed by county commissions.

Associate juvenile judges only have jurisdiction over juvenile court matters. They are able to issue orders, make findings, and official decisions in juvenile cases, juvenile delinquency cases, adoption, and parental rights issues. They serve six-year terms, and are appointed by district judges for the judicial district after being selected by a county commission.

...
Wikipedia