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U.S. Antidumping and Countervailing Duties
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Final Determination in Antidumping Duty Investigations of Polyethylene Terephthalate Sheet from South Korea and Oman

Final Determination in the Antidumping Duty Investigations of Polyethylene Terephthalate Sheet from South Korea and Oman

On July 17, 2020, the Department of Commerce (Commerce) announced its affirmative final determinations in the antidumping duty (AD) investigations of imports of polyethylene terephthalate sheet (PET Sheet) from South Korea (Korea) and Oman.


Final Dumping Rates

Country Exporter/Producer Dumping Rates
South Korea Jin Young Chemical Co., Ltd. 7.19%
Plastech Co., Ltd. 52.01%
All Others 7.19%
Oman OCTAL SAOC – FZC 4.74%
All Others 4.74%
Event AD Investigations
Petitions Filed July 9, 2019
DOC Initiation Date August 19, 2019
ITC Preliminary Determinations September 12, 2019
DOC Preliminary Determination February 25, 2020
DOC Final Determinations July 16, 2020
ITC Final Determinations August 31, 2020
Issuance of Orders [1] September 8, 2020

Note: Commerce preliminary and final determination deadlines are governed by statute. For AD investigations, the deadlines are set forth in sections 733(b) and 735(a)(1) of the Tariff Act of 1930, as amended (the Act). For CVD investigations, the deadlines are set forth in sections 703(b) and 705(a) of the Act.

[1] This will take place on in the event of affirmative final determinations from Commerce and the ITC.

Country Volume/Value 2017 2018 2019
South Korea Volume (kilograms) 25,197,658 30,990,906 28,713,455
Value (USD) $84,675,859 $89,706,145 $88,089,985
Oman Volume (kilograms) 134,628,139 117,795,844 164,859,898
Value (USD) $206,434,866 $208,308,678 $266,005,869

Source: U.S. Census Bureau, accessed through Global Trade Atlas (Harmonized Tariff Schedule of the United States (HTSUS) subheading 3920.62.0090). Imports of PET sheet enter under an HTSUS subheading which is a basket category and covers a significant amount of non-subject merchandise.


The petitioners are Advanced Extrusions, Inc. (Rogers, MN), Ex-Tech Plastics, Inc. (Richmond, IL), and Multi-Plastics Extrusions, Inc. (Hazleton, PA).

For general information and next steps, please refer to a list of final FAQs.

Additional case information including the scope of the investigation are on file electronically via Enforcement and Compliance’s Antidumping and Countervailing Duty Centralized Electronic Service System (ACCESS). Once you log in, please refer to case numbers: A-580-903 and A-523-813 for the Korea and Oman cases, respectively.

Commerce currently maintains 529 AD and CVD orders which provide relief to American companies and industries impacted by unfair trade.

Since the beginning of the Trump Administration, Commerce has initiated 266 new AD and CVD investigations – a 241 percent increase from the comparable period in the previous administration.