What Constitutes Felony Retaliation Under Federal Law?

Felony retaliation is the federal and state crime of intentionally harming, threatening, or economically punishing someone because they testified, reported a crime, or otherwise cooperated with the justice system. Under 18 U.S.C. § 1513, the primary federal statute, penalties start at 10 years in prison for economic retaliation and climb to life imprisonment or death when the retaliatory act kills the victim.¹ States have parallel statutes, and the sentencing ranges vary, but the principle is uniform: people who help the legal system function cannot be punished for doing so.

What Prosecutors Have to Prove

A retaliation conviction rests on three elements. The defendant committed a harmful act or made a credible threat. The defendant acted with specific intent to retaliate, meaning a deliberate purpose to punish, not general hostility. And the harmful act was tied to the victim’s protected activity, such as testifying or giving information to law enforcement.¹

That intent requirement is the hinge of every retaliation case. It is what separates the charge from an ordinary assault or threat. Two people who happen to clash — one of whom is a witness in some unrelated matter — have not committed retaliation on those facts alone. Prosecutors have to show the defendant acted because of the cooperation, and most retaliation cases are won or lost on that point.

Federal Penalties

Section 1513 sets a sentencing ladder that scales with the severity of the retaliatory act.

Killing someone in retaliation is prosecuted under the federal murder and manslaughter statutes. First-degree murder carries the death penalty or life imprisonment.²
Attempted killing carries up to 30 years.¹
Bodily injury, property damage, or threats carry up to 20 years, plus fines.¹
Economic or employment interference — sabotaging someone’s job because they cooperated with law enforcement — carries up to 10 years.¹

State penalties sit on a separate track. Some states classify retaliation as a third-degree felony with prison terms in the range of two to ten years, and aggravating factors like bodily harm to a public servant can push the charge to a second-degree felony with longer sentences. The exact ranges depend on the state’s criminal code.

Who the Statute Protects

Section 1513 covers people who attend or testify at official proceedings and people who give information about federal offenses or probation violations to law enforcement.¹ That sweeps in witnesses, informants, and people who have reported crimes or are preparing to.

Jurors, judges, prosecutors, and law enforcement officers often get additional protection under both federal and state law, because retaliation against them threatens the operation of government itself. Many state statutes also extend protection to family members of a protected person, since threatening a witness’s spouse or child silences cooperation as effectively as threatening the witness.

What Retaliatory Conduct Looks Like

Violence and Threats

The clearest form is assaulting or threatening someone who testified or cooperated. The law does not require the threat to be carried out. A specific threat that a reasonable person would take seriously is enough, and threats aimed at family members qualify even if the protected person is never touched.¹

Property Damage

Vandalizing a witness’s home, slashing their tires, or destroying their belongings as payback counts as felony retaliation when retaliatory intent can be shown. The statute treats property damage the same as bodily injury for sentencing: up to 20 years.¹

Economic and Professional Harm

Retaliation does not have to be violent. Firing a cooperator, blacklisting them, or deliberately interfering with their livelihood is a separate federal offense carrying up to 10 years.¹ This provision reaches an employer who terminates a worker for talking to the FBI, or a business associate who tanks someone’s professional reputation on purpose.

Doxxing

Publishing someone’s home address, phone number, or other personal details online to provoke harassment has become a more common form of retaliation. A growing number of states criminalize the conduct, with classifications running from misdemeanors to felonies depending on the target, the outcome, and the offender’s record. Most of these statutes also protect the victim’s family. At the federal level, disclosing a protected person’s restricted personal information with retaliatory intent can fall under the broader harmful-conduct provisions of § 1513.

Retaliation Is Not Witness Tampering

Retaliation and witness tampering get confused, and the distinction matters because they are charged under different statutes with different elements. Tampering under 18 U.S.C. § 1512 targets conduct aimed at future testimony: intimidating a witness before they testify, persuading them to change their story, or destroying evidence before it is used in court.³ Retaliation under § 1513 targets conduct that punishes testimony or cooperation that already happened.

Timing and purpose draw the line. A call saying “change your testimony or else” is tampering. A call saying “you’re going to pay for what you told the grand jury” is retaliation. Both are serious federal felonies, and tampering does not even require a pending proceeding — the charge can be brought when an investigation is still in its early stages.⁴

Conspiracy Carries the Same Weight

You do not have to carry out the retaliatory act yourself to face felony exposure. Conspiring to retaliate against a witness or informant carries the same penalties as the completed offense.¹ Two people who agree to threaten a witness and take any step toward carrying out that plan both face up to 20 years — the same ceiling that would apply if the threat had actually been made. Planning the retaliation on a phone call, in a text thread, or at an in-person meeting can produce the same sentence as doing it.

Defenses

Because intent is the hinge, that is where most defenses go. The strongest argument is usually that the conduct had nothing to do with the victim’s protected activity. If a defendant damaged a former friend’s property over a personal dispute that predated any legal proceeding, the timing alone does not make it retaliation. The defense has to show the act was driven by something other than the victim’s cooperation.

A First Amendment defense can also come into play. Expressing anger about someone’s testimony is generally protected speech. The line between protected expression and a criminal threat turns on whether the statement is a “true threat” — a serious expression of intent to commit violence against a specific person, rather than hyperbole or bluster. Courts look at how specific the language was, whether it targeted a particular person, and how the audience reasonably understood it. A speaker does not need to actually intend to carry out the threat; the fear and disruption it creates can be enough to strip it of First Amendment protection.

Lack of knowledge is a third angle. If the defendant genuinely did not know the victim was a witness or had cooperated, the specific-intent element becomes harder to prove. That defense weakens quickly when the defendant’s own texts, posts, or recorded statements reference the victim’s role in the case.

Victim Rights and Restitution

Victims of federal retaliation offenses have rights under the Crime Victims’ Rights Act, including the right to reasonable protection from the accused, timely notice of proceedings, the right to be heard at sentencing, and the right to full restitution.⁵

Restitution is not optional in most retaliation cases. Under the Mandatory Victims Restitution Act, federal courts must order defendants to compensate victims of violent crimes and property offenses for the full extent of their losses, covering medical expenses, property repair or replacement, lost income, and other costs directly caused by the retaliatory conduct. The restitution order becomes part of the sentence and survives even if the defendant cannot pay in full right away.⁶

If You Are Being Retaliated Against

Report it. For federal cases, contact the U.S. Attorney’s Office in the district where the original case was prosecuted, or the local FBI field office. The federal Victim/Witness Notification System at 1-866-365-4986 can also walk you through available protections.⁷

Document everything. Save threatening messages, photograph damaged property, and write down the details of any confrontation while your memory is fresh. That evidence is what prosecutors need to build a retaliation case. If you are in immediate danger, call 911 first; the formal retaliation complaint can follow once you are safe. Many jurisdictions allow victims to seek emergency protective orders at no cost, and courts tend to take retaliatory threats against witnesses seriously when deciding whether to grant them.

1
Office of the Law Revision Counsel. 18 USC 1513 – Retaliating Against a Witness, Victim, or an Informant
2
Office of the Law Revision Counsel. 18 USC 1111 – Murder
3
Office of the Law Revision Counsel. 18 USC 1512 – Tampering With a Witness, Victim, or an Informant
4
Office of the Law Revision Counsel. 18 U.S. Code 1512 – Tampering With a Witness, Victim, or an Informant
5
GovInfo. 18 USC 3771 – Crime Victims’ Rights
6
Office of the Law Revision Counsel. 18 USC 3663A – Mandatory Restitution to Victims of Certain Crimes
7
Federal Bureau of Prisons. Resources for Victims and Witnesses