CSMS 5147410·Trade policy·May 27, 2025·View on csms.cbp.gov ↗

Antidumping duty order on dioctyl terephthalate from Taiwan (A-583-875)

Plain-English explanation

CSMS 5147410 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin (trade policy), published on May 27, 2025. It carries the official CBP guidance brokers and importers must follow for the topic — "Antidumping duty order on dioctyl terephthalate from Taiwan (A-583-875)". It links to 1 AD/CVD case in Tandom's catalog. CSMS messages are the operational layer between Commerce determinations and at-the-border collections: when Commerce publishes a new rate, scope ruling, or instruction, CBP turns it into a CSMS that ACE/ACS systems and brokers act on.

Linked AD/CVD cases(1)

Cases referenced or affected by this CSMS message

A-583-875

Message body

Full text as published by U.S. Customs and Border Protection

1. On 05/22/2025, Commerce published in the Federal Register its antidumping duty order on dioctyl terephthalate from Taiwan (90 FR 21897). 2. The merchandise covered by this order is dioctyl terephthalate (DOTP), regardless of form. DOTP that has been blended with other products is included within this scope when such blends include constituent parts that have not been chemically reacted with each other to produce a different product. For such blends, only the DOTP component of the mixture is covered by the scope of the order. DOTP that is otherwise subject to this order is not excluded when commingled with DOTP from sources not subject to this investigation. Commingled refers to the mixing of subject and non-subject DOTP. Only the subject component of such commingled products is covered by the scope of this order. DOTP has the general chemical formulation of C6H4 (C8H17COO)2 and a chemical name of "bis (2-ethylhexyl) terephthalate" and has a Chemical Abstract Service (CAS) registry number of 6422-86-2. Regardless of the label, all DOTP is covered by this order. Subject merchandise is currently classified under subheading 2917.39.2000 of the Harmonized Tariff Schedule of the United States (HTSUS). Subject merchandise may also enter under subheadings 2917.39.7000 or 3812.20.1000 of the HTSUS. While the CAS registry number and HTSUS classifications are provided for convenience and customs purposes, the written description of the scope of this order is dispositive. 3. For imports of dioctyl terephthalate from Taiwan, CBP shall suspend liquidation of entries of subject merchandise entered, or withdrawn from warehouse, for consumption on or after 05/15/2025 (date of publication of the International Trade Commission final determination in the Federal Register). Effective 05/15/2025, CBP shall require a cash deposit equal to the percentages identified below. Producer and/or Exporter: All Others Case Number: A-583-875-000 Cash Deposit Rate: 18.73% Producer and/or Exporter: Nan Ya Plastics Corporation Case number: A-583-875-001 Cash deposit rate: 18.73% Producer and/or Exporter: Oxyde Chemicals Singapore Pte Ltd Case number: A-583-875-002 Cash deposit rate: 32.94% Producer and/or Exporter: Fortune Chemical Corporation Ltd. Case number: A-583-875-003 Cash deposit rate: 32.94% 4. If there are any questions by the importing public regarding this message, please contact the Call Center for the Office of AD/CVD Operations, Enforcement and Compliance, International Trade Administration, U.S. Department of Commerce at (202) 482-0984. CBP ports should submit their inquiries through authorized CBP channels only. (This message was generated by OVIII: HL) 5. There are no restrictions on the release of this information. Alexander Amdur

Frequently asked questions

What is CSMS 5147410?

CSMS 5147410 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin titled "Antidumping duty order on dioctyl terephthalate from Taiwan (A-583-875)". CSMS bulletins are the operational instructions CBP issues to brokers, importers, and ACE filers covering rate changes, system updates, scope guidance, and other day-to-day customs-operations changes.

When was CSMS 5147410 published?

CBP published CSMS 5147410 on May 27, 2025. The bulletin's instructions are typically operative as of the publication date unless the body specifies a different effective date.

Which AD/CVD cases does CSMS 5147410 affect?

CSMS 5147410 references 1 AD/CVD case (A-583-875). The links on this page take you to each linked order with its current scope, rates, and history.

Is the CBP CSMS the legally binding instruction?

Learn more

Tandom guides relevant to CBP CSMS messages

Trade compliance APIs in broker workflows

Where trade compliance APIs fit in a broker's filing pipeline: HTS classification, duty calculation, AD/CVD scope match, and post-summary corrections.

Open resource

Find the right manufacturer or exporter rate in an AD/CVD order

Cash deposit cascade, separate rates, all-others, and PRC-wide rates. Worked example on case A-570-910 (galvanized welded steel pipe from China) with three exporter-specific rates.