New Jersey Federal Obstruction of Justice, False Statements & Perjury Lawyer

Federal prosecutors often say that the cover-up is worse than the crime. Charges for lying to federal agents, obstruction of justice, witness tampering, destroying evidence and perjury, sometimes called “process crimes,” can be brought even when the underlying investigation goes nowhere. Many people with no criminal record have been convicted not for the conduct agents were investigating, but for what they said or did once the investigation began. If you are accused of making a false statement, obstructing an investigation, or giving false testimony, a New Jersey federal obstruction of justice lawyer can help you understand the elements the government must prove and the defenses available.

Keith Oliver Criminal Law represents people charged with process crimes in the District of New Jersey, and just as importantly, advises people who are being contacted by federal agents so they do not make mistakes that lead to these charges.

False Statements to Federal Agents – 18 U.S.C. § 1001

Section 1001 makes it a crime, in any matter within the jurisdiction of the executive, legislative or judicial branch of the federal government, to knowingly and willfully (1) falsify, conceal or cover up a material fact by any trick, scheme or device; (2) make any materially false, fictitious or fraudulent statement or representation; or (3) make or use any false writing or document knowing it contains a materially false statement. The maximum is five years, or eight years if the offense involves international or domestic terrorism or certain sex offenses.

The statute is extraordinarily broad. It applies to oral statements made in an informal interview at your front door, to statements on federal forms and applications, and to statements made to state or private entities when the matter falls within federal jurisdiction, such as information submitted on a federally funded program. In Brogan v. United States (1998), the Supreme Court rejected an “exculpatory no” exception, so even a simple false denial of wrongdoing can be charged. That is why we tell clients never to speak with federal agents without counsel.

The government must prove materiality, meaning the statement had a natural tendency to influence, or was capable of influencing, the decision of the agency. It must also prove the defendant knew the statement was false and acted willfully. Confusion, faulty memory, ambiguous questions and literally true but misleading answers can all be defenses.

Obstruction of Justice

Several statutes punish interference with the administration of justice:

• 18 U.S.C. § 1503, the “omnibus clause,” punishes corruptly endeavoring to influence, obstruct or impede the due administration of justice in a pending judicial proceeding, including grand jury investigations. Under United States v. Aguilar (1995), there must be a “nexus” between the conduct and the proceeding, meaning the conduct must be likely to affect the proceeding. Maximum: 10 years.
• 18 U.S.C. § 1505 punishes obstructing proceedings before federal departments, agencies and Congress, such as SEC investigations or congressional inquiries. Maximum: 5 years.
• 18 U.S.C. § 1512, the witness tampering statute, punishes killing, using force against, threatening, intimidating or “corruptly persuading” another person with intent to influence, delay or prevent testimony, cause someone to withhold records, or hinder communications with law enforcement. Corrupt persuasion offenses carry up to 20 years. Under Arthur Andersen LLP v. United States (2005), “corruptly” requires consciousness of wrongdoing.
• 18 U.S.C. § 1512(c) punishes corruptly altering, destroying, mutilating or concealing a record, document or other object to impair its availability for use in an official proceeding, or otherwise obstructing an official proceeding. After Fischer v. United States (2024), subsection (c)(2) is limited to conduct that impairs the availability or integrity of evidence. Maximum: 20 years.
• 18 U.S.C. § 1519, enacted as part of Sarbanes-Oxley, punishes knowingly altering, destroying, concealing or falsifying any record, document or tangible object with intent to impede, obstruct or influence a federal investigation or matter, or in contemplation of one. In Yates v. United States (2015), the Court held that “tangible object” means one used to record or preserve information. Maximum: 20 years.

Perjury and False Declarations

The general perjury statute, 18 U.S.C. § 1621, punishes willfully stating under oath any material matter the person does not believe to be true. Section 1623 specifically covers false declarations before a federal grand jury or court, and allows prosecution for irreconcilably inconsistent statements without proving which one was false. Both carry up to five years. Perjury requires a literally false statement; under Bronston v. United States (1973), an answer that is literally true but unresponsive or misleading is not perjury, and the burden is on the questioner to ask precise follow-up questions. Section 1623 also provides a recantation defense if the false statement is corrected during the same proceeding before it has substantially affected the proceeding and before it has become manifest that the falsity has been or will be exposed.

Penalties and Sentencing

Obstruction offenses are sentenced under U.S.S.G. § 2J1.2, with a base offense level of 14 and enhancements for causing or threatening physical injury or property damage, for substantial interference with the administration of justice, for offenses that were extensive in scope or planning, and for destruction of a substantial number of records. Perjury is sentenced under § 2J1.3. When the obstruction relates to a criminal investigation of another offense, the guidelines direct the court to apply the accessory-after-the-fact guideline if it results in a higher offense level, which can tie the sentence to the seriousness of the underlying crime. False statements are generally sentenced under § 2B1.1.

Obstruction also matters in cases where it is not separately charged. The § 3C1.1 enhancement adds two levels to a defendant’s offense level if he willfully obstructed the investigation, prosecution or sentencing of the offense of conviction, including by committing perjury at trial. Obstructive conduct also generally forfeits the acceptance-of-responsibility reduction. Together, those consequences can add years to a sentence.

How Process Crimes Arise in New Jersey Cases

• A business owner speaks with FBI agents who appear at his home, denies a payment that agents already have documented, and is charged with a § 1001 violation.
• An employee asks a co-worker to “keep things simple” or “not mention” a meeting when interviewed, which prosecutors characterize as witness tampering.
• A physician alters patient charts after receiving a subpoena, leading to § 1519 charges.
• A grand jury witness testifies that he does not recall events that recorded calls show he discussed, leading to a perjury investigation.
• A defendant out on release contacts a cooperating witness through social media, leading to new tampering charges and revocation of bail.
• An applicant submits false information on a federal background check form, loan application or immigration petition.

Defenses to Obstruction and False Statement Charges

• The statement was true, ambiguous or literally accurate. Questions are often vague, compound or based on false premises. A truthful answer to an ambiguous question is not a crime.
• No knowledge of falsity. Honest mistakes and failures of memory are not false statements or perjury.
• Not material. A statement that could not have affected the agency’s decision or investigation is not material.
• No corrupt intent or no nexus. Obstruction statutes require a corrupt purpose and a connection to a pending or foreseeable proceeding.
• Routine document management. Deleting records under a regular retention policy, before any investigation was contemplated, is not obstruction.
• Recantation. Under § 1623(d), a timely correction may bar prosecution for false declarations.
• Interview recording issues. FBI interviews are frequently documented in a “302” report written later by agents rather than recorded verbatim. Discrepancies, lack of recording and leading questions can undermine the government’s version of what was said.

How to Avoid Process Crimes

The best defense to a false statement or obstruction charge is never to be charged at all. If agents contact you, decline to answer questions and refer them to your lawyer. If you receive a subpoena, preserve all responsive documents and electronic data, including texts and messaging apps, and suspend any automatic deletion. Do not discuss your testimony or the investigation with other witnesses. If you have already made a statement that you believe was inaccurate, speak with counsel right away; there may be ways to correct the record that reduce risk.

Related pages: public corruption and bribery, securities fraud, health care fraud, tax evasion and conspiracy.

Proffers, Cooperation and the Risk of New Charges

People under investigation are sometimes invited to attend a “proffer” session, a meeting with prosecutors and agents governed by a written proffer agreement, sometimes called a “queen for a day” letter. A proffer can be an important step toward a cooperation agreement or a decision not to prosecute. But it carries real risks. The standard District of New Jersey proffer agreement generally prevents the government from using your statements directly against you in its case-in-chief, but allows the government to use them for leads, to cross-examine you if you testify inconsistently, and to rebut evidence or arguments your lawyer presents. Most importantly, the protection disappears entirely if you make false statements during the proffer, and a false statement in a proffer can itself be prosecuted under § 1001.

For that reason, a proffer should never be attempted without thorough preparation. Counsel should review the documents and recordings the government is likely to have, discuss the client’s recollection in detail, identify areas of uncertainty so the client can say “I don’t remember” truthfully rather than guess, and negotiate the scope of the agreement. Cooperation agreements and the resulting § 5K1.1 motions for a reduced sentence can produce dramatic benefits, but only for a witness the government finds fully truthful. A cooperating witness accused of minimizing his own role or protecting others may lose the benefit of cooperation and face new charges. Whether to cooperate is one of the most consequential decisions in any federal case, and it should be made only after a candid assessment of the evidence with an experienced federal defense attorney.

Process crime allegations are also frequently used as leverage in plea negotiations. A careful defense can often separate a defendant’s real exposure from charges added mainly to increase pressure, and can keep a weak false-statement count from driving the outcome of the whole case.

Related Federal Defense Guides

• Federal investigations, target letters and grand jury subpoenas
• Federal threats, cyberstalking and assault on a federal officer
• How the federal sentencing guidelines work

Frequently Asked Questions

Is it a crime to lie to an FBI agent even if I was not under oath?

Yes. Under 18 U.S.C. § 1001, knowingly and willfully making a materially false statement to a federal agent is a felony, whether or not you were under oath and whether or not the conversation was recorded.

Is it obstruction to refuse to talk to agents?

No. You have a constitutional right to remain silent and to consult a lawyer. Politely declining an interview is not obstruction or a false statement.

Can deleting texts or emails be obstruction?

Yes, if done with intent to impede or influence a federal investigation or proceeding, including one that you anticipate. Under 18 U.S.C. § 1519, the investigation does not need to have started yet.

What did the Supreme Court decide in Fischer v. United States?

In 2024, the Court held that 18 U.S.C. § 1512(c)(2) requires proof that the defendant impaired the availability or integrity of records, documents, objects or other things used in an official proceeding, or attempted to do so. It is not a catch-all for any conduct that obstructs a proceeding.

Can I be charged with perjury for inconsistent testimony?

Under § 1623, the government can charge irreconcilably contradictory declarations under oath without proving which one was false. However, a timely recantation in the same proceeding can be a defense in certain circumstances.

Talk to a New Jersey Federal Defense Lawyer Today

Federal cases are won or lost early, often before an indictment is ever filed. If an agent has contacted you, a search warrant has been executed, or you have received a target letter or grand jury subpoena, call Keith Oliver Criminal Law at (732) 858-6959 or contact us online for a confidential consultation. We defend clients throughout New Jersey in the U.S. District Court in Newark, Trenton and Camden, with offices in Monmouth, Mercer and Somerset Counties and Jersey City. Learn more about our federal criminal defense practice and attorney Keith G. Oliver.