Written by attorneys · grounded in primary & secondary sources — see below
A constitutional protection under the Fifth Amendment that bars the government from prosecuting or punishing an individual more than once for the same offense. The protection applies once jeopardy has attached in a criminal proceeding and prevents successive prosecutions for greater and lesser included offenses arising from identical conduct. It also incorporates against the states and requires a court of competent criminal jurisdiction for any prior proceeding to trigger the bar.
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How it applies
Common Examples
6
Murder Acquittal Blocks Manslaughter Charge
Dorothy Daniels stood trial for murder after a fatal shooting. A jury was empaneled and sworn, and she was acquitted. The state then filed a new information charging manslaughter based on the identical shooting incident. The court dismissed the manslaughter prosecution because the prior acquittal on the greater offense barred the lesser included charge under double jeopardy.
State Prosecution Subject to Federal Bar
Destiny Davis faced state charges for robbery in a state court. After the state obtained a conviction, federal prosecutors sought to try her for the same robbery under federal law. The federal court dismissed the indictment because the Double Jeopardy Clause applies to the states and prevents the second prosecution.
Mistrial After Attachment Bars Retrial
Darrell Duncan went to trial on felony theft charges. The jury was empaneled and sworn before the judge declared a mistrial. The state attempted to retry him on the same charges. The court dismissed the new prosecution because jeopardy had attached and the mistrial did not permit retrial.
Small Claims Civil Case No Bar to Felony Trial
Dolores Diaz appeared in a small-claims court that lacked criminal jurisdiction and received a civil judgment on facts later charged as felony embezzlement. The state then filed criminal charges in the proper court. The criminal court denied her double jeopardy motion because the earlier tribunal had no authority to adjudicate criminal guilt.
Sentencing Factor Later Charged as Separate Offense
Diego Duarte received an enhanced sentence in one case based on certain conduct. Prosecutors later indicted him separately for that same conduct as a distinct crime. The court rejected his double jeopardy claim because using the conduct only as a sentencing factor did not constitute prior punishment for double jeopardy purposes.
Civil Forfeiture After Criminal Acquittal
Derek Douglas was acquitted of criminal drug charges. The government then pursued civil forfeiture of his property tied to the same alleged conduct. The court allowed the forfeiture action to proceed because double jeopardy does not bar civil proceedings that lack criminal sanctions.
Common questions
Frequently Asked
5
When does jeopardy attach in a jury trial?+
Jeopardy attaches when the jury is empaneled and sworn. After attachment, retrial on the same offense is barred absent manifest necessity or the defendant's consent. A mistrial caused by prosecutorial negligence does not permit retrial.
Does an acquittal on a greater offense bar prosecution for a lesser included offense?+
Yes. Once jeopardy has attached and the defendant has been prosecuted for the greater offense, the Double Jeopardy Clause bars a subsequent prosecution for a lesser included offense based on the same conduct.
Does the Double Jeopardy Clause apply to state prosecutions?
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Yes. The Fifth Amendment Double Jeopardy Clause applies to the states through incorporation into the Fourteenth Amendment, so state prosecutions are subject to the same constitutional bar as federal prosecutions.
Can a prior proceeding in a court without criminal jurisdiction trigger double jeopardy?+
No. A prior proceeding does not bar a later prosecution when the earlier tribunal lacked jurisdiction over the defendant or the criminal offense. Such a proceeding is treated as a nullity for double jeopardy purposes.
Does double jeopardy bar a civil forfeiture action after a criminal acquittal?+
No. Jeopardy generally does not attach in civil proceedings other than juvenile proceedings, so a civil forfeiture action following an acquittal on related criminal charges does not violate double jeopardy protections.
Clause). In previous cases the Court of Appeals for the District of Columbia Circuit also has treated orders denying absolute immunity as appealable under Cohen . See Briggs v. Goodwin ,…
Civil ProcedureAppealability and review · Availability of interlocutory reviewUBEFoundational