Except as otherwise provided in section 902.2, a person convicted of a criminal offense has the right to make application to the board of parole for recommendation or to the governor for a reprieve, pardon, commutation of sentence, remission of fines or forfeitures, or restoration of rights of citizenship at any time following the conviction.
Iowa Code § 914.2
86 Acts, ch 1112, §5 95 Acts, ch 128, §2