Iowa Code Title VI. Human Services [Chs. 216-255A] § 229.31. Commission of inquiry

A sworn complaint, alleging that a named person is not seriously mentally impaired and is unjustly deprived of liberty in any hospital in the state, may be filed by any person with the clerk of the district court of the county in which such named person is so confined, or of the county in which such named person is a resident. Upon receiving the complaint, a judge of that court shall appoint a commission of not more than three persons to inquire into the truth of the allegations. One of the commissioners shall be a physician and if additional commissioners are appointed, one of the additional commissioners shall be a lawyer.