Sec. 1. (a) On the completion of a trial in which a change of venue has been ordered and after the jury has been discharged, the court, with the consent of counsel for the state and the defendant, may return the cause to the original county in which the indictment or information was filed. Except as provided by Subsection (b) of this section, all subsequent and ancillary proceedings, including the pronouncement of sentence after appeals have been exhausted, must be heard in the county in which the indictment or information was filed.

(b) A motion for new trial alleging jury misconduct must be heard in the county in which the cause was tried. The county in which the indictment or information was filed must pay the costs of the prosecution of the motion for new trial.