§ 400.22 Evidence of imprisonment.

The certificate of the commissioner of correction or of the warden or
other chief officer of any prison, or of the superintendent or other
chief officer of any penitentiary under the seal of his office
containing name of person, a statement of the court in which conviction
was had, the date and term of sentence, length of time imprisoned, and
date of discharge from prison or penitentiary, shall be prima facie
evidence of the imprisonment and discharge of any person under the
conviction stated and set forth in such certificate for the purposes of
any proceeding under section 400.20.