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AD/CVD Circumvention: Legal Sourcing Shifts vs. Evasion

Published: September 1, 2026  ·  8 min read
AD/CVD Circumvention: Legal Sourcing Shifts vs. Evasion
Photo: Kindel Media / Pexels

Key Points

On this page

  1. What AD/CVD circumvention means and why it matters
  2. How Commerce investigates circumvention
  3. The assembly and minor-alteration doctrines explained
  4. What makes a sourcing shift genuinely legal
  5. How CBP evasion enforcement differs from Commerce circumvention
  6. What importers should do
  7. Key references

When an antidumping or countervailing duty order covers merchandise from a specific country, importers sometimes shift sourcing to a third country to avoid those duties. Whether that shift is legal or constitutes circumvention depends on the nature of the transformation that occurs in the new country, not simply on where the final shipment originates. The links in this article go to the primary documents: the statutes, Federal Register notices, and official agency pages themselves. Read the source.

What AD/CVD Circumvention Means and Why It Matters

An AD/CVD order directs CBP to collect duties on imports of a specific product from a specific country (or from specific producers in that country). Orders can remain in effect for decades and survive periodic sunset reviews. The economic incentive to route merchandise around an order is therefore significant, and Congress anticipated it.

The U.S. antidumping and countervailing duty statute, found at 19 U.S.C. 1677j, gives the Department of Commerce explicit authority to find that merchandise is circumventing an order and to extend that order to cover the circumventing goods. This is not a penalty provision; it is a scope-extension mechanism. Once Commerce issues an affirmative circumvention determination, CBP collects duties on the newly covered merchandise going forward.

Circumvention is not the same as evasion. Circumvention is a Commerce administrative determination about whether goods fall within an extended order scope. Evasion is a CBP enforcement finding that an importer made a materially false statement to avoid duties already legally owed. The two processes run on separate legal tracks and carry different consequences.

How Commerce Investigates Circumvention

Commerce opens a circumvention inquiry on its own initiative or on an allegation filed by a domestic interested party, typically a domestic producer or union. The inquiry follows a formal schedule with questionnaires, responses, and, in most cases, a preliminary and final determination published in the Federal Register.

Statutory bases for a circumvention finding

Under 19 U.S.C. 1677j, Commerce may find circumvention in four scenarios:

The third-country assembly scenario is by far the most common in practice and the most relevant to importers considering a sourcing shift.

What Commerce examines in a third-country assembly inquiry

Commerce applies a multi-factor analysis. The statute directs it to consider, among other things: the value of processing in the third country, the value and nature of the parts or components sourced from the order country, the extent of investment in the third country, research and development activity there, and the production capacity of the third-country facility. No single factor is determinative. Commerce weighs them in total to decide whether the third-country processing is meaningful or merely a pass-through.

The Assembly and Minor-Alteration Doctrines Explained

Third-country assembly

If a producer subject to an AD/CVD order ships unfinished parts or components to a third country, adds minimal labor or processing, and re-exports the finished product to the United States, that activity is a classic circumvention pattern. Commerce looks at whether the bulk of the value, the core manufacturing inputs, and the commercial essence of the product still trace back to the order country. A screwdriver assembly operation, where workers attach pre-fabricated parts with little skill or capital investment, is the paradigmatic example of what Commerce treats as circumventing.

Minor alterations

The minor-alteration doctrine addresses situations where a producer makes small physical changes to a product, such as altering a dimension, adding a coating, or changing a specification, specifically to argue that the modified product falls outside the written scope of the order. Commerce evaluates whether the alteration is commercially meaningful or exists primarily to avoid duties. If the altered product performs the same function, reaches the same customers, and competes directly with the domestic like product, Commerce is likely to extend the order.

What Makes a Sourcing Shift Genuinely Legal

Not every shift away from an order country is circumvention. A legitimate sourcing shift has the following characteristics:

Importers should also be aware that a legal sourcing shift for AD/CVD purposes does not automatically resolve exposure under other trade-remedy provisions. Section 301 tariffs, Section 232 tariffs, and forced-labor restrictions each have their own origin and scope rules.

How CBP Evasion Enforcement Differs from Commerce Circumvention

The Enforce and Protect Act, commonly called EAPA, created a separate CBP process for investigating allegations that importers evaded AD/CVD orders by making material false statements or omissions on entry documents. This is distinct from Commerce's circumvention inquiry. You can read more about that process in our companion article on EAPA investigations and how duty-evasion enforcement works.

Key differences

An importer can face both a Commerce circumvention inquiry and a CBP EAPA investigation simultaneously for related conduct. The two agencies coordinate but proceed under their own statutory frameworks.

What Importers Should Do

Key References


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About the Author

Franz Brotzen, CustomsGenius CEO & Founder. Franz is a published researcher on U.S. trade policy. He has worked at think tanks in Washington DC and Tokyo, where his academic publications focussed on tariffs and legal compliance. Franz received his JD from Harvard Law School.

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