Skip to main content
← Back to G Definitions

Grand jury

What Is Grand Jury?

A grand jury is a legal body consisting of citizens assembled to conduct official proceedings, primarily to investigate potential criminal conduct and determine whether criminal charges should be brought against an individual or entity. This process falls under the broader category of Regulatory Enforcement within the legal and financial systems, particularly concerning significant financial offenses. Unlike a trial jury, a grand jury does not determine guilt or innocence; its function is to assess if there is sufficient Probable Cause to issue an Indictment, which is a formal accusation. The grand jury system serves as a preliminary screening mechanism to prevent unwarranted prosecutions.

History and Origin

The concept of the grand jury has deep historical roots, tracing back to medieval England. While often mistakenly associated with the Magna Carta, the grand jury's formal origins are generally attributed to the Assize of Clarendon in 1166, an act by King Henry II. This act established a system where a group of local citizens, sworn to an oath, would report to royal justices those suspected of serious crimes like robbery, murder, or theft. This initial form of inquiry and presentment laid the groundwork for the modern grand jury, evolving over centuries to become a body that screens accusations before formal charges are laid. The practice was a significant step in centralizing the administration of royal justice.13, 14

Key Takeaways

  • A grand jury evaluates evidence to determine if probable cause exists for criminal charges, not guilt or innocence.
  • Federal law mandates grand juries for all felony cases in the United States, as per the Fifth Amendment.
  • Grand jury proceedings are typically secret, promoting uninhibited testimony and protecting the reputation of individuals not ultimately charged.
  • They possess broad investigative powers, including the ability to issue subpoenas for documents and witness testimony.
  • The grand jury acts as a check on prosecutorial power, theoretically preventing arbitrary or unfounded charges.

Interpreting the Grand Jury

In practice, a grand jury’s role is to act as a gatekeeper in the criminal justice system. When a prosecutor presents a case to a grand jury, they are seeking a formal accusation, known as a "true bill," which allows for the filing of Criminal Charges. If the grand jury finds insufficient evidence, they return a "no true bill," meaning no indictment is issued. This process ensures that individuals are not subjected to the burden and public scrutiny of a trial without a preliminary review by a cross-section of the community. Understanding the function of a grand jury is crucial for comprehending the initial stages of any criminal Legal Proceedings.

Hypothetical Example

Imagine a scenario where federal investigators suspect a company, "Global Innovations Inc.," of engaging in Wire Fraud and Securities Fraud. Prosecutors would present evidence collected during their investigation to a federal grand jury. This might include suspicious financial transactions, internal company emails, and witness testimonies from former employees or whistleblowers.

The grand jury, typically comprising 16 to 23 members, would hear this evidence. They might request additional information or hear more witnesses via Subpoena. The prosecutor would guide them on the relevant laws concerning fraud. If, after reviewing all the evidence, at least 12 of the grand jurors conclude there is probable cause to believe that specific executives at Global Innovations Inc. committed these crimes, they would vote to issue an indictment. This indictment would then formally charge the executives, allowing the case to proceed to trial. Conversely, if they don't find enough evidence, no charges would be brought based on that presentation.

Practical Applications

Grand juries are frequently utilized in significant financial investigations, particularly those involving complex financial schemes or large-scale corporate misconduct. Federal agencies, such as the Department of Justice, rely on grand juries to investigate and prosecute various forms of White-Collar Crime.

For instance, in cases of Embezzlement, Tax Evasion, or intricate corporate fraud, grand juries play a vital role in compelling the production of extensive financial records and testimony from multiple parties, including employees, partners, and vendors. They serve as a critical investigative tool for prosecutors to gather evidence and build a case for potential criminal charges before an indictment is formally issued. This is particularly common in business fraud cases due to the complex paper trails, multiple parties, and confidential financial information involved.

11, 12## Limitations and Criticisms

Despite their intended role as a safeguard for citizens, grand juries face several criticisms. One major concern is the perceived lack of independence from prosecutors. Critics argue that grand juries are heavily influenced by the prosecution, leading to the adage that a prosecutor could "indict a ham sandwich." This is partly due to the non-adversarial nature of grand jury proceedings, where defense attorneys are typically not present, and the accused does not have the right to present their own evidence or cross-examine witnesses.

6, 7, 8, 9, 10Another point of contention is the secrecy surrounding grand jury proceedings. While secrecy is meant to protect investigations and reputations, it also limits public accountability and transparency, raising concerns about fairness and due process. Furthermore, if a grand jury declines to indict, nothing prevents a prosecutor from presenting the same case to a subsequent grand jury, potentially eroding the "shield" function of the grand jury. Many countries, including the United Kingdom, Canada, and New Zealand, have abolished their grand jury systems, largely due to these perceived flaws and their limited effectiveness as a true check on prosecutorial power.

5## Grand Jury vs. Trial Jury

The primary distinction between a grand jury and a Trial Jury lies in their respective functions and compositions. A grand jury, typically composed of 16 to 23 members, operates at the preliminary stage of a criminal case. Its sole purpose is to determine if there is sufficient probable cause to believe a crime has been committed and therefore to issue an indictment. Grand jury proceedings are secret, and only the prosecutor presents evidence; the accused and their legal counsel are generally not present.

In contrast, a trial jury (or petit jury) usually consists of 6 to 12 members and is impaneled for the trial itself. Its role is to hear all presented evidence from both the prosecution and the defense, deliberate, and ultimately determine the guilt or innocence of the accused beyond a reasonable doubt. Trial jury proceedings are open to the public, adversarial, and involve a judge overseeing the process. The two types of juries serve distinct yet complementary roles within the broader Legal System.

FAQs

What is the primary role of a grand jury?

The primary role of a grand jury is to determine whether there is enough evidence to formally charge someone with a crime, which is known as issuing an indictment. It does not decide if a person is guilty or innocent.

How many members are typically on a grand jury?

A federal grand jury typically consists of 16 to 23 members. For an indictment to be issued, a minimum of 12 jurors must concur.

4### Are grand jury proceedings public?
No, grand jury proceedings are generally secret. This secrecy aims to protect the integrity of the investigation, prevent tampering with witnesses, and safeguard the reputations of individuals who may be investigated but not ultimately charged.

2, 3### Can a grand jury conduct its own investigations?
Yes, a grand jury has broad investigative powers. It can compel witnesses to testify and subpoena documents or other evidence. This power is often used in conjunction with federal prosecutors to investigate complex crimes, especially in areas like financial fraud or Corporate Governance violations.

1### What happens if a grand jury decides not to indict?
If a grand jury decides there is not enough probable cause, it will return a "no true bill," and no indictment will be issued. This means criminal charges are not brought based on that specific presentation of evidence. However, in some jurisdictions, prosecutors may present the case to a different grand jury at a later time.