18 U.S.C. § 3531 : Crimes And Criminal Procedure — Verdict — Criminal Procedure — Return; Several Defendants; Conviction Of Less Offense; Poll Of Jury—(Rule) Date: 7 Mar 2017 TEXT PDF See Federal Rules of Criminal Procedure Verdict to be unanimous; return; several defendants; disagreement; conviction of less offense; poll of jury, Rule 31. (June 25, 1948, ch. 645, 62 Stat. 837.)