Iowa Code § 356.33: Orders of courts.

1. District judges, district associate judges, and judicial magistrates, within their respective jurisdictional authority, may make all determinations and orders under sections 356.26 through 356.35.

2. If the prisoner was convicted in a court in another county, the district court in the county where the prisoner is jailed, at the request or the concurrence of the committing court, may make all determinations and orders under this section as might otherwise be made by the sentencing court after the prisoner is received at the jail.