Prosecutorial Investigations is the subject of a new set of ABA Criminal Justice Standards approved by the ABA House of Delegates in February 2008. To go directly to individual "black letter" standards, click on the applicable link in the Table of Contents, below. The “black letter” Standards and accompanying commentary have been published in “ABA Standards for Criminal Justice: Prosecutorial Investigations,” Third Edition © 2014, American Bar Association. For a pdf version of the publication, Click Here.
TABLE OF CONTENTS
PREAMBLE
STANDARD 1.1 The Function of These Standards
STANDARD 1.2 General Principles
STANDARD 1.3 Working With Police and Other Law Enforcement Agents
STANDARD 1.4 Victims, Potential Witnesses, and Targets During the Investigative Process
STANDARD 1.5 Contacts with the Public During the Investigative Process
PART 2: Standards for Specific Investigative Functions of the Prosecutor
STANDARD 2.1 The Decision to Initiate or to Continue an Investigation
STANDARD 2.2 Selecting Investigative Techniques
STANDARD 2.3 Use of Undercover Law Enforcement Agents and Undercover Operations
STANDARD 2.4 Use of Confidential Informants
STANDARD 2.5 Cooperation Agreements and Cooperating Individuals and Organizational Witnesses
STANDARD 2.6 The Decision to Arrest During a Continuing Criminal Investigation
STANDARD 2.7 Use of Subpoenas
STANDARD 2.8 Search Warrants
STANDARD 2.9 Use of the Investigative Powers of the Grand Jury
STANDARD 2.10 Technologically-Assisted Physical Surveillance
STANDARD 2.11 Consensual Interception, Transmission and Recording of Communications
STANDARD 2.12 Non-Consensual Electronic Surveillance
STANDARD 2.13 Conducting Parallel Civil and Criminal Investigations
STANDARD 2.14 Terminating the Investigation, Retention of Evidence and Post- Investigation Analysis
STANDARD 2.15 Guidance and Training for Line Prosecutors
STANDARD 2.16 Special Prosecutors, Independent Counsel and Special Prosecution Units
STANDARD 2.17 Use of Information, Money, or Resources Provided by Non- Governmental Sources
STANDARD 2.18 Use of Sensitive, Classified or Other Information Implicating Investigative Privileges
PART 3: PROSECUTOR’S ROLE IN RESOLVING INVESTIGATION PROBLEMS
STANDARD 3.1 Prosecutor’s Role in Addressing Suspected Law Enforcement Misconduct
STANDARD 3.2 Prosecutor’s Role in Addressing Suspected Judicial Misconduct
STANDARD 3.3 Prosecutor’s Role in Addressing Suspected Misconduct by Defense Counsel
STANDARD 3.4 Prosecutor’s Role in Addressing Suspected Misconduct by Witnesses, Informants or Jurors
STANDARD 3.5 Illegally Obtained Evidence
STANDARD 3.6Responding to Political Pressure and Consideration of the Impact of Criminal Investigations on the Political Process
STANDARD 3.7 Review and Oversight of Criminal Investigations by Government Agencies and Officials
ABA Standards for Criminal Justice: Prosecutorial Investigations
Approved February 2008
Preamble
STANDARD 1.1 THE FUNCTION OF THESE STANDARDS
STANDARD 1.2 GENERAL PRINCIPLES
(b) The prosecutor’s client is the public, not particular government agencies or victims.
(c) The purposes of a criminal investigation are to:
(g) The prosecutor should cooperate with other governmental authorities regarding matters that are of legitimate concern to such authorities when doing so is permitted by law and would not compromise an investigation or other criminal justice goals.
STANDARD 1.3 WORKING WITH POLICE AND OTHER LAW ENFORCEMENT AGENTS
(i) working cooperatively with them to develop investigative policies; and
(ii) providing independent legal advice regarding their investigative decisions.
(i) the investigative predicate or information concerning the matter that is then known;
(ii) the goals of the investigation;
(iv) the legal issues likely to arise during the investigation.
(g) The prosecutor should not seek to circumvent ethical rules by instructing or recommending that others use means that the prosecutor is ethically prohibited from using. The prosecutor may provide legal advice to law enforcement agents regarding the use of investigative techniques that law enforcement agents are authorized to use.
STANDARD 1.4 VICTIMS, POTENTIAL WITNESSES, AND TARGETS DURING THE INVESTIGATIVE PROCESS
(a) Throughout the course of the investigation as new information emerges, the prosecutor should reevaluate:
(g) The prosecutor should not take into consideration any of the following factors in making a determination of whether an organization has been cooperative in the context of a government investigation unless the specified conduct of the organization would constitute a violation of law or court order:
(ii) that the organization entered into or continues to operate under a joint defense or information sharing and common interest agreement with regard to the investigation;
(iv) that the organization did not sanction or discharge an employee who invoked his or her Fifth Amendment privilege against self-incrimination in response to government questioning of the employee.
STANDARD 1.5 CONTACTS WITH THE PUBLIC DURING THE INVESTIGATIVE PROCESS
(iv) announcing future investigative plans in order to deter criminal activity;
(ix) making reasonable and fair responses to comments of defense counsel or others.
(ii) statements that have a substantial likelihood of materially prejudicing a jury or jury panel;
(v) the performance or results of tests or the refusal or agreement of a suspect to take a test;
(vi) statements concerning the credibility or anticipated testimony of prospective witnesses; and
(vii) the possibility or likelihood of a plea of guilty or other disposition.
PART 2:
STANDARDS FOR SPECIFIC INVESTIGATIVE FUNCTIONS
OF THE PROSECUTOR
STANDARD 2.1 THE DECISION TO INITIATE OR TO CONTINUE AN INVESTIGATION
(a) The prosecutor should have wide discretion to select matters for investigation. Thus, unless required by statute or policy:
(i) the prosecutor should have no absolute duty to investigate any particular matter; and
(i) a lack of police interest;
(ii) a lack of public or political support;
(iii) a lack of identifiable victims;
(iv) fear or reluctance by potential or actual witnesses; or
(v) unusually complex factual or legal issues.
(c) When deciding whether to initiate or continue an investigation, the prosecutor should consider:
(i) whether there is evidence of the existence of criminal conduct;
(v) the need for, and expected impact of, criminal enforcement to:
(A) punish blameworthy behavior;
(B) provide specific andor general deterrence;
(C) provide protection to the community;
(D) reinforce norms embodied in the criminal law;
(E) prevent unauthorized private action to enforce the law;
(F) preserve the credibility of the criminal justice system; and
(G) other legitimate public interests.
(i) partisan or other improper political or personal considerations, or by the race, ethnicity, religion, gender, sexual orientation, political beliefs or affiliations, age, or social or economic status of the potential subject or victim, unless they are elements of the crime or are relevant to the motive of the perpetrator; or
STANDARD 2.2 SELECTING INVESTIGATIVE TECHNIQUES
(i) the likely effectiveness of a particular technique;
(iii) the risk of physical danger to law enforcement officers and others;
(vi) means of avoiding unnecessary intrusions or invasions into personal privacy;
(vii) the potential entrapment of otherwise innocent persons;
(ix) interference with privileged or confidential communication;
(x) interference with or intrusion upon constitutionally protected rights; and
(xi) the risk of civil liability or other loss to the government.
STANDARD 2.3 USE OF UNDERCOVER LAW ENFORCEMENT AGENTS AND UNDERCOVER OPERATIONS
(i) the character and quality of evidence likely to be obtained; and
(i) physical injury to law enforcement agents and others;
(ii) lost opportunity if the operation is revealed;
(iii) unnecessary intrusions or invasions into personal privacy;
(iv) entrapment of otherwise innocent persons;
(vi) interference with privileged or confidential communications;
(vii) interference with or intrusion upon constitutionally protected rights;
(viii) civil liability or other adverse impact on the government;
(ix) personal liability of the law enforcement agents;
(e) The prosecutor advising an undercover investigation should:
(A) the goals of the investigation have been accomplished;
(B) there is potential for the acquisition of additional useful and non- duplicative information;
(iii) the investigation can continue without exposing the undercover operation; and
(iv) continuation of the investigation may cause financial or other injury to innocent parties.
STANDARD 2.4 USE OF CONFIDENTIAL INFORMANTS
(i) first-hand, eyewitness accounts of criminal activity;
(i) be untruthful, or provide misleading or incomplete information;
(iii) engage in behavior constituting entrapment;
(iv) commit or continue to commit crimes;
(ii) means of corroborating information received from the confidential informant;
(v) the prior history of the confidential informant , including prior criminal activity and other information, including the informant’s true identity if necessary for the prosecutor’s review;
STANDARD 2.5 COOPERATION AGREEMENTS AND COOPERATING INDIVIDUALS AND ORGANIZATIONAL WITNESSES
(i) the cooperator is able and willing to provide valuable assistance to the investigation;
(ii) the cooperator will maintain the confidentiality or secrecy of the investigation;
(iv) leniency or immunity for the criminal activity of the cooperator is warranted by the goals of the investigation and the public interest , including appropriate consideration for victim(s) interests;
(ix) the case could be successfully prosecuted without the cooperator’s assistance; and
(d) The cooperation agreement should not:
(ii) adversely affect third parties’ legal rights.
(i) the specific details of all benefits and obligations agreed upon;
(ii) the specific activities to be performed by the cooperator;
(v) the extent of the disposition of the potential criminal and civil claims against the cooperator;
(vi) a complete list of any other promises, financial benefits or understandings;
(viii) the remedy in the event the cooperator breaches the agreement.
(i) The prosecutor should avoid being alone with a cooperator even for a brief period of time.
(i) seek guidance from a supervisor;
(ii) undertake or request the initiation of an investigation into the circumstances;
(iii) consider the possible prosecution of the cooperator, and;
(iv) carefully reevaluate the investigation.
STANDARD 2.6 THE DECISION TO ARREST DURING A CONTINUING CRIMINAL INVESTIGATION
(i) protecting the public from a person known to present an imminent danger;
(ii) reducing the likelihood of flight;
(v) creating an opportunity to ask questions about an unrelated crime;
(ii) restricting the use of some investigative techniques;
(iii) triggering speedy charge and speedy trial rules;
(iv) triggering disclosure obligations that have been subject to delayed notice;
(i) use of the grand jury as an investigative technique;
(ii) soliciting incriminating information from a charged individual; and
(iii) contacts with the individuals or entities who have been charged.
(i) that evidence will be destroyed or altered in between receipt and production;
(d) The prosecutor using a subpoena should:
(i) securing evidence that might otherwise be removed, hidden, altered or destroyed;
(ii) removing contraband from commerce before it is transferred or used;
(iv) the potential danger or harm to third parties.
(f) In reviewing a search warrant application, the prosecutor should:
(i) seek to assure the affidavit is complete, accurate and legally sufficient;
(g) The prosecutor involved in the investigation should:
(iv) seek to ensure that an inventory is filed as required by relevant rules; and
(i) the endangerment of life or physical safety of an individual;
(ii) the intimidation of potential witnesses;
(iii) the flight from prosecution by a target of any investigation;
(iv) the destruction of or tampering with evidence in any investigation; or
(v) any other serious jeopardy to an investigation.
STANDARD 2.9 USE OF THE INVESTIGATIVE POWERS OF THE GRAND JURY
(i) conferring immunity upon witnesses;
(ii) obtaining evidence in a confidential forum;
(i) revealing the existence or direction of an investigation;
(iv) granting immunity to witnesses:
(A) who are not believed culpable at the time of the grant but are later found to be culpable; or
(B) who are later found to be more culpable than the prosecutor believed at the time of the grant;
(v) exposing grand jury witnesses to reputational, economic or physical reprisal; and
(c) In pursuing an investigation through the grand jury, the prosecutor should:
(ii) prepare adequately before conducting grand jury examinations;
(d) The prosecutor should use grand jury processes fairly and should:
(A) elicit facts about the investigation that should not become known to the witness; or
(B) call for privileged, prejudicial, misleading or irrelevant evidence;
(i) consider warning a witness suspected of perjury of the obligations to tell the truth;
(ii) insist upon definite answers that will:
(A) fully inform the members of grand jury; and
(ii) the gravity of the crime(s) being investigated;
(iii) the probability that the testimony would advance the investigation or an eventual prosecution;
(iv) the gravity of the crime(s) for which the witness would be granted immunity;
(vi) the scope of the immunity that the witness would receive;
(vii) the risk that the immunized witness would lie or feign lack of memory;
(ii) the testimony sought relates to a crime involving overriding prosecutorial concerns; or
(iii) comparable testimony is not readily available from other sources.
(i) A prosecutor with personal knowledge of non-frivolous evidence that directly negates the guilt of a subject of the investigation should present or otherwise disclose that evidence to the grand jury. If evidence is provided to the prosecutor by the subject or target of the investigation and the prosecutor decides not to provide the evidence to the grand jury, the prosecutor should notify the subject, target or their counsel of that decision without delay, so long as doing so would not jeopardize the investigation or prosecution or endanger others.
STANDARD 2.10 TECHNOLOGICALLY-ASSISTED PHYSICAL SURVEILLANCE
(i) detecting the criminal possession of objects that are dangerous or difficult to locate; and
STANDARD 2.11 CONSENSUAL INTERCEPTION, TRANSMISSION AND RECORDING OF COMMUNICATIONS
(i) problems of audibility and admissibility;
(iii) selective recording of communications by the cooperating party;
(vi) the risk that the import of a conversation will be distorted by the cooperating party.
STANDARD 2.12 NON-CONSENSUAL ELECTRONIC SURVEILLANCE
(A) the significant intrusion on the privacy interests of targets and innocent third parties;
(B) the need to obtain periodic reauthorization for electronic surveillance; and
(C) the financial and resource costs associated with such surveillance.
(ii) whether all requirements of the law are met.
(iii) the prohibition on listening without recording;
(iv) rules related to protecting the integrity and chain of custody of recordings;
(vi) the need to adhere to non-disclosure requirements.
(f) The prosecutor should stay informed of actions of law enforcement agents and contract personnel throughout the use of non-consensual electronic surveillance and should take appropriate steps to determine whether the required procedures are being followed by those carrying out the surveillance.
STANDARD 2.13 CONDUCTING PARALLEL CIVIL AND CRIMINAL INVESTIGATIONS
STANDARD 2.14 TERMINATING THE INVESTIGATION, RETENTION OF EVIDENCE AND POST-INVESTIGATION ANALYSIS
(a) The prosecutor should diligently pursue the timely conclusion of criminal investigations.
(h) Upon termination of the investigation and related proceedings, physical evidence other than contraband should be returned promptly to the person from whom it was obtained, absent an agreement , court order or requirement of law to the contrary.
STANDARD 2.15 GUIDANCE AND TRAINING FOR LINE PROSECUTORS
(b) To guide the exercise of discretion, a prosecutor’s office should:
(i) encourage consultation and collaboration among prosecutors;
(iv) provide regular supervisory review throughout the course of investigations;
(viii) develop and support practices designed to prevent and to rectify conviction of the innocent.
(c) A prosecutor’s office should provide guidance and training by:
(i) strongly encouraging consultation and collaboration among line assistants;
STANDARD 2.16 SPECIAL PROSECUTORS, INDEPENDENT COUNSEL AND SPECIAL PROSECUTION UNITS
STANDARD 2.17 USE OF INFORMATION, MONEY, OR RESOURCES PROVIDED BY NON-GOVERNMENTAL SOURCES
(a) The prosecutor may use information provided by non-governmental sources that is pertinent to a potential or existing criminal investigation. However, consistent with the principles in Standard 2.1, the prosecutor should make an independent evaluation of the information and make an independent decision as to whether to allocate or continue to allocate resources to investigating the matter.
(b) If the law of the jurisdiction permits the acceptance of financial or resource assistance from non-governmental sources, the decision to accept such assistance should be made with caution by the chief public prosecutor or an accountable designee after careful consideration of:
(iii) the extent to which acceptance may result in foregoing other cases;
(iv) the potential adverse impact on the equal administration of the criminal law;
(viii) the extent to which financial or resource assistance would enhance or enable the investigation of criminal activity;
(c) The prosecutor should consider the risk that encouraging information gathering from non-governmental sources may lead to abusive, dangerous or even criminal actions by private parties.
(d) The office of the prosecutor should have procedures designed to protect the independent exercise of investigative discretion from being influenced by the receipt of outside financial or resource assistance, including careful accounting and recordkeeping of the amounts and terms of such assistance and clear disclosure that providing assistance will not guide the exercise of investigative or prosecutorial discretion.
(e) The prosecutor , consistent with the law of the jurisdiction, should disclose significant non-governmental assistance to relevant legislative or public bodies having oversight over the prosecutor’s office and, when appropriate, the public.
(f) Non-governmental assistance should be disclosed to affected parties as part of the discovery process.
STANDARD 2.18 USE OF SENSITIVE, CLASSIFIED OR OTHER INFORMATION IMPLICATING INVESTIGATIVE PRIVILEGES
PART 3:
PROSECUTOR’S ROLE IN RESOLVING INVESTIGATION PROBLEMS
STANDARD 3.1 PROSECUTOR’S ROLE IN ADDRESSING SUSPECTED LAW ENFORCEMENT MISCONDUCT
STANDARD 3.2 PROSECUTOR’S ROLE IN ADDRESSSING SUSPECTED JUDICIAL MISCONDUCT
STANDARD 3.3 PROSECUTOR’S ROLE IN ADDRESSING SUSPECTED MISCONDUCT BY DEFENSE COUNSEL
STANDARD 3.4 PROSECUTOR’S ROLE IN ADDRESSING SUSPECTED MISCONDUCT BY WITNESSES, INFORMANTS OR JURORS
STANDARD 3.5 ILLEGALLY OBTAINED EVIDENCE
(a) If a prosecutor reasonably believes that evidence has been illegally obtained, the prosecutor should consider whether there are potential criminal acts that should be investigated or misconduct that should be addressed or reported. The prosecutor should be familiar with the laws of their jurisdiction regarding the admissibility of illegally obtained evidence.
(c) The prosecutor should notify the parties affected by the illegal conduct at the earliest time that will not compromise the investigation or subsequent investigation, or at an earlier time if required by law.
STANDARD 3.6 RESPONDING TO POLITICAL PRESSURE AND CONSIDERATION OF THE IMPACT OF CRIMINAL INVESTIGATIONS ON THE POLITICAL PROCESS
STANDARD 3.7 REVIEW AND OVERSIGHT OF CRIMINAL INVESTIGATIONS BY GOVERNMENT AGENCIES AND OFFICIALS
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