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Commerce keeps Vietnam copper pipe antidumping order after first sunset review

Commerce keeps Vietnam copper pipe antidumping order after first sunset review

Rule Changes

First five-year review finds dumping would likely recur at up to 8.35 percent

Today: Commerce finalizes sunset review, keeps order

Overview

Updated 1 hour ago

The U.S. Department of Commerce has decided to keep its antidumping duty order on seamless refined copper pipe and tube from Vietnam in place. The first five-year review, finalized October 28, found that lifting the order would likely let dumping resume at margins up to 8.35 percent.

That ruling settles only the dumping question. The U.S. International Trade Commission must separately decide whether revocation would likely injure the domestic industry, and the order stays in force until it rules.

Why it matters

If the trade commission agrees, Vietnamese copper pipe keeps facing duties until 2031; if not, the order dies and importers stop paying deposits.

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Key Indicators

8.35%
Likely dumping margin
Weighted-average margin Commerce says would prevail if the order were revoked.
120 days
Expedited review length
Commerce used an expedited 120-day review because no foreign producer responded.
5 years
Order age at first review
The order took effect in August 2021; the first sunset review began in July 2026.

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Organizations Involved

U.S. Department of Commerce
U.S. Department of Commerce
Federal Agency
Kept the antidumping order in place after its first sunset review

The Commerce Department's Enforcement and Compliance unit administers U.S. antidumping and countervailing duty laws.
US International Trade Commission
US International Trade Commission
Federal Agency
Conducting the injury stage of the five-year review

The ITC decides whether revoking the order would likely lead to continued or recurring material injury to the U.S. industry.
HV
Hailiang (Vietnam) Copper Manufacturing Company
Company (Manufacturer)
Original mandatory respondent in the 2021 investigation

The Vietnam-based copper tube producer that was the sole mandatory respondent in the original dumping investigation.

Timeline

August 2021 October 2026

6 events Latest: Today
Tap a bar to jump to that date

  1. Commerce finalizes sunset review, keeps order

    Today Decision

    Commerce finds revocation would likely lead to recurrence of dumping at margins up to 8.35 percent.

  2. Commerce expedites review

    Procedural

    No respondent interested party responded; Commerce moves to a 120-day expedited review.

  3. Domestic industry files substantive response

    Filing

    A domestic trade association submits a substantive response supporting the order.

  4. Commerce initiates first sunset review

    Review

    Commerce publishes its notice of initiation for the first sunset review of the order.

  5. ITC institutes five-year review

    Review

    The trade commission opens its injury review of the copper pipe order.

  6. AD order on Vietnamese copper pipe takes effect

    Regulatory

    Commerce issues the antidumping order after affirmative final determinations by both agencies.

Scenarios

1

ITC affirms injury risk; copper pipe order continues through 2031

Likely Resolves by Q2 2027

Discussed by: Trade compliance analysts, including Stable Software's trade blog

The ITC completes its separate injury review and finds that revoking the order would likely lead to continuation or recurrence of material injury. Both agencies having affirmed, the order remains in effect and cash deposits continue. Commerce would then initiate a second sunset review around 2031.

2

ITC finds no injury; copper pipe order revoked

Unlikely Resolves by Q2 2027

Discussed by: No major analysts publicly predict this outcome; it would benefit Vietnamese producers and U.S. importers

The ITC finds that revocation would not likely lead to continuation or recurrence of material injury within a reasonably foreseeable time. The order is formally revoked, cash deposit requirements end, and Vietnamese producers regain unrestricted access to the U.S. market. Importers with pending entries would see deposits returned.

Historical Context

2 moments from history that rhyme with this story — and how they unfolded.

August 2021

Original copper pipe antidumping investigation (2021)

Commerce found Vietnamese seamless refined copper pipe and tube was being sold below fair value, with a weighted-average margin of 8.35 percent. The ITC separately found the imports materially injured the U.S. industry.

Then

The AD order took effect August 13, 2021, requiring cash deposits on covered imports.

Now

The order has governed Vietnamese copper pipe imports for five years, making this sunset review the first test of whether it stays.

Why this matters now

The 8.35 percent figure in the sunset review is the same margin Commerce established in the original investigation.

September 2026

Oil country tubular goods order continuation (2026)

Commerce and the ITC both found that revoking antidumping and countervailing duty orders on oil country tubular goods from India, South Korea, Turkey, Vietnam, and Ukraine would likely lead to recurrence of dumping and material injury.

Then

The orders continued, effective September 29, 2026.

Now

The continuation shows the typical outcome when both agencies affirm in a sunset review.

Why this matters now

It sets a recent precedent for how the copper pipe review could conclude if the ITC also affirms.

Sources

(6)
+2
Federal Register Stable Software International Trade Administration Federal Register / GovInfo Federal Register Federal Register