Mo. Rev. Stat. § 544.530: Bond or recognizance, by whom taken.

When the defendant is in custody or under arrest for an offense for which he may be released as provided in section 544.455, the court in which the indictment or information is pending may release him and take his bond or recognizance, or, if the court is not in session, the clerk of the court may take his bond or recognizance.