Rule lifecycle · DOCKET:A-549-502

Circular Welded Carbon Steel Pipes and Tubes from Thailand: Notice of Court Decision Not in Harmony With the Results of Antidumping Duty Administrative Review; Notice of Amended Final Results

Commerce Department, International Trade Administration — observed across 2 documents over 95 days. Use the source documents below before deciding whether this affects your business.

In plain English

A court decided the government's antidumping taxes on circular steel pipes from Thailand were calculated incorrectly, so the Department of Commerce is now adjusting the final tariff rates. If you import, buy, or sell Thai steel pipes and tubes, review the new tax rates immediately because your costs will shift accordingly.

First seen

Apr 27, 2026

Last seen

Jul 31, 2026

Latest stage

Notice

PRORULE → RULE

Stage timeline

  1. Notice·Apr 27, 2026·91 FR 22490

    Circular Welded Carbon Steel Pipes and Tubes From Thailand: Preliminary Results and Rescission, in Part, of Antidumping Duty Administrative Review; 2024-2025

    #2026-08128

  2. Notice·Jul 31, 2026·91 FR 48365

    Circular Welded Carbon Steel Pipes and Tubes from Thailand: Notice of Court Decision Not in Harmony With the Results of Antidumping Duty Administrative Review; Notice of Amended Final Results

    #2026-15561