Customs Fraud Penalties: What the Government Asks and What Courts Award

Customs fraud penalties can run far beyond the unpaid duty. The government can demand repayment, seek a customs penalty and pursue damages under the False Claims Act. For someone who has seen the real invoice, the product on the warehouse floor or a warning management ignored, the important question is what connects the unpaid bill to the company’s decisions.

Repaying the duty only returns money the government should already have received. A competitor that paid its duties has already had to compete against the dishonest saving.

What Is the Penalty for Customs Fraud?

The customs penalty can reach the domestic value of the goods when the violation is fraudulent. A separate False Claims Act case can bring tripled damages and a penalty per claim. The unpaid duties remain due even when U.S. Customs and Border Protection imposes no penalty.

A negotiated settlement can produce a different amount from either the government’s demand or a court award. A whistleblower case under the False Claims Act can pay 15% to 30% of what the government recovers.

What Are the Penalties for Incorrect Customs Declaration?

Customs penalty charges for an incorrect customs declaration depend on the level of fault, the goods’ value and the duties lost. The customs penalty law, 19 U.S.C. 1592, sets these ceilings:

• Fraud: up to the domestic value of the merchandise.
• Gross negligence: the lesser of domestic value or four times the lost duties, taxes and fees. When the violation did not change the duty owed, the ceiling is 40% of dutiable value.
• Negligence: the lesser of domestic value or twice the lost duties, taxes and fees. When the violation did not change the duty owed, the ceiling is 20% of dutiable value.

The customs penalty ceiling turns on domestic value versus duty loss. Domestic value reflects what the goods would sell for in the U.S. market. Dutiable value is the value used to calculate duty, which can include costs beyond the supplier’s invoice. Fraud can put the value of the merchandise into the calculation, far beyond the duty alone.

U.S. customs penalties cover false or missing information about what the goods are, what they cost or where they were made.

Customs Penalty Court Cases Show Why the Demand Is Not the Award

Customs penalty court cases show full awards, reduced awards and interest-based penalties. Even a company that never answers the case does not automatically owe the full penalty demand.

NYWL’s Fraud Penalty Far Exceeded the Duty Bill

NYWL Enterprises made 107 entries of coaxial cable using incorrect tariff classifications. The boxes identified television cable. Some entries called it duty-free welding wire.

The April 16, 2021 opinion ordered repayment of $379,666 in duties and imposed the requested fraud penalty of about $3.76 million. The penalty was below the domestic-value ceiling, but far above the unpaid duty. NYWL never answered the case, and the court ordered it to pay. The fraud finding rested on repeated false classifications and knowledge of the proper classification, including the executive’s experience importing the same cable through earlier companies.

Deladiep’s Default Judgment Penalty Fell Below the Statutory Maximum

Deladiep shows how a customs default judgment penalty can fall below the statutory maximum. The company imported raw flexible magnets from China while declaring that antidumping and countervailing duties did not apply. The government’s penalty demand was $87,741. The August 23, 2017 opinion awarded $17,548, alongside $32,932 in unpaid duties.

The court weighed the company’s inexperience with these magnets, financial condition and lack of previous violations. Providing a sample helped Customs assess the duties. Failing to check a new broker’s work and delays in responding to Customs counted against the company. The amount followed those facts, rather than the government’s demand alone.

Rago Tires’ Gross Negligence Demand Became a Negligence Award

Rago Tires’ gross negligence demand became a negligence award because the government proved only the lower level of fault. Rago imported truck and bus tires from China. The government sought $56,435 for gross negligence, or $28,218 for negligence. The court found negligence and awarded $14,109, equal to the initially unpaid cash deposits.

Rago’s correction of the isolated entry counted in its favor.

Selecta’s Disclosure Made the Penalty an Interest Calculation

Selecta, doing business as Dickies Medical Uniforms, disclosed misclassification and undervaluation across 1,295 apparel entries, principally medical scrubs and lab coats. It repaid the duties and fees it had underpaid. That disclosure and repayment changed the penalty calculation.

The January 11, 2019 opinion awarded the requested $51,102 penalty, calculated as interest on the earlier underpayments. The duty repayment and the penalty were separate amounts. What the company did after finding the problem mattered to the second bill.

What Are the Penalties for a Tariff Misclassification Violation?

A tariff misclassification violation uses the same ceilings, with the level of fault determining which applies. The evidence behind a false tariff classification can include the product itself, the instructions to the broker and what happened after Customs questioned an earlier entry.

In the NYWL opinion, the same executive had imported coaxial cable through earlier businesses. Customs had already identified the wrong classification. Some invoices from the earlier imports had the cable classification crossed out and welding wire handwritten in. The importer changed, but the product and broker continued. That history explained why the court treated the entries as deliberate conduct.

The whistleblower complaint against International Vitamin Corporation describes another way the knowledge can appear. It alleged that an outside review identified misclassified products, but a vice president instructed the whistleblower to disregard that analysis:

In its settlement, the company admitted that incorrect classifications continued for more than nine months after a consultant advised it to correct them. The issue had reached management. What happened after that warning became part of the customs fraud case.

Undervaluation and False Origin Change the Duty Bill

False value, origin and manufacturer declarations change the inputs used to calculate duty. The commercial records behind those declarations explain what the government lost.

For customs undervaluation, the supplier invoice may show only part of the price. Buyer-supplied molds and components, overseas design work and certain royalties can also belong in customs value. An assist is something the buyer supplies free or at reduced cost for production. Those costs can sit in purchasing or accounting records outside the invoice sent to the broker.

Origin calls for a different comparison. Shipping goods through another country changes their route. What the factory actually made or processed matters to their origin, and the rules for marking, trade preferences and trade remedies can differ. Manufacturer identity also matters where an antidumping order assigns different rates to different producers.

Evolutions Flooring settled for $8.1 million in March 2025 over allegations that it submitted false manufacturer and country-of-origin information for Chinese multilayered wood flooring. Customs visited factories in Thailand, reviewed shipments and analyzed import records.

False Claims Act Damages Triple the Lost Duty

The False Claims Act’s damages rule generally triples the government’s loss and adds a penalty per claim. In a duty-evasion case, the loss is the difference between what the importer should have paid and what it paid. Knowingly withholding duties can be a reverse false claim, even though the importer never asked the government for a payment.

The Department of Justice’s 2025 adjustment set the per-claim penalty range at $14,308 to $28,619 for penalties assessed after July 3, 2025. Its July 2026 notice kept those levels.

Sigma Corporation sold welded outlets while its customs forms called them steel couplings, a description that avoided antidumping duties. Island Industries, a competitor, brought the whistleblower case. The government declined to join, and Island won at trial. The court’s account of the judgment separates $24,256,638 in tripled damages from $1,824,145 in civil penalties.

Sigma’s catalog and website used the product’s real description. The customs forms used another. That contradiction helped show what the importer knew.

The Sigma opinion also explains why duty is owed long before Customs closes the entry. Estimated duties are owed when goods enter. Customs can settle the final calculation later, and unpaid duties can support a False Claims Act case before that calculation is finished.

Why Customs Fraud Settlements Vary

A company’s disclosure, cooperation and correction of its conduct can affect a customs fraud settlement. Those facts help explain why a negotiated payment differs from a penalty ceiling or a trial judgment.

Global Plastics joined a $6.8 million settlement in July 2025 over allegations of incorrect origin and value declarations for Chinese plastic resin. The Justice Department credited voluntary disclosure, an internal investigation, a damages analysis shared with the government and improvements to compliance procedures. The resin importers that paid full duty had to compete against that unpaid bill.

What Evidence Is Needed to Prove Fraud?

The strongest customs fraud evidence connects what arrived, what Customs was told, what went unpaid and who knew. The carrier’s manifest, the commercial invoice and the entry summary come from different parts of the transaction. A purchasing employee may know the actual supplier. A broker may know which description the importer instructed it to use. An accounts-payable record may show money the customs invoice left out.

Public trade data can help identify where to look. Open-source information in combatting undervaluation and tax non-compliance, published in Customs Scientific Journal in 2024, examined price information and discrepancies between countries’ import and export records, including Ukrainian tobacco imports. The paper describes their value as a starting point for closer examination:

The transaction records supply the next connection. Sigma’s product descriptions and NYWL’s altered classifications show how a suspicion becomes a concrete account of what the importer told Customs.

Delegating the paperwork also leaves a trail. The importer remains responsible for duties when a broker handles the filing, and paying the broker does not discharge that debt if the broker fails to remit it. A delivered-duty-paid purchase contract can assign the expense to the seller while the customs obligation still turns on the importer of record. We assess those roles alongside the declarations and payment history.

Sources

• Court of International Trade: NYWL Enterprises penalty opinion, April 16, 2021
• Court of International Trade: Deladiep penalty opinion, August 23, 2017
• Court of International Trade: Selecta penalty opinion, January 11, 2019
• Sixth Circuit Court of Appeals: Island Industries opinion stating the Sigma judgment, 2024
• Ninth Circuit Court of Appeals: Sigma Corporation amended opinion, August 21, 2025
• Justice Department: Civil Monetary Penalties Inflation Adjustments for 2026, July 15, 2026
• Customs Scientific Journal: Open-source information in combatting undervaluation and tax non-compliance, 2024

The Unpaid Balance You Know

If you saw the actual invoice, the product specification or the warning the importer ignored, speak to our Whistleblower Experts about the duty the importer kept. We connect your knowledge to the customs records, build your strongest case with customs fraud whistleblower lawyers and stay beside you through the outcome.