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Methylene Diphenyl Diisocyanate — A-570-200
US AD/CVD order record · dataset entry, not legal advice.
Antidumping (AD)
Active order
- Program
- Antidumping (AD)
- Status
- Active order
- Countries
- China
- Effective
- 2026-06-25
- Latest event
- 2026-06-25
- FR notice
- Read the Federal Register notice →
Source: Federal Register · data retrieved 2026-10-16T13:51:02Z
Scope of the measure
The product covered by this order is MDI from China. For a complete description of the scope of the order, see the appendix to this notice. Amended Final Determination Commerce has reviewed the record and agrees that the ministerial errors alleged by Wanhua and the petitioner constitute ministerial errors within the meaning of section 705(e) of the Act and 19 CFR 351.224(f). Specifically, Commerce found that it made an error in calculating the surrogate values for both natural gas and nitrogen, and miscalculated the surrogate selling, general, and administrative expenses ratio and the surrogate profit ratio. Additionally, Commerce erred in calculating normal value. Pursuant to 19 CFR 351.224(e), Commerce is amending the Final Determination to reflect the correction of the ministerial errors as described in the Ministerial Error Memorandum. See Memorandum, ``Analysis of Ministerial Error Allegations,'' dated concurrently with, and hereby adopted by, this notice (Ministerial Error Memorandum). Antidumping Duty Order On May 29, 2026, in accordance with section 735(d) of the Act, the ITC published in the Federal Register its final determination in its investigation, in which it found that an industry in the United States is materially injured by reason of imports of MDI from China. Therefore, in accordance with sections 735(c)(2) and 736 of the Act, Commerce is issuing this antidumping duty order. Because the ITC determined that imports of MDI from China are materially injuring a U.S. industry, unliquidated entries of such merchandise from China, entered or withdrawn from warehouse for consumption, are subject to the assessment of antidumping duties. See ITC Final Determination. Therefore, in accordance with section 736(a)(1) of the Act, Commerce will direct U.S. Customs and Border Protection (CBP) to assess, upon further instruction by Commerce, antidumping duties equal to the amount by which the normal value of the merchandise exceeds the export price (or constructed export price) of the merchandise on all relevant entries of MDI from China. Antidumping duties will be assessed on unliquidated entries of MDI entered, or withdrawn from warehouse, for consumption on or after September 16, 2025, the date of publication of the Preliminary Determination, but will not include entries occurring after the expiration of the provisional measures period and before publication of the ITC's final injury determination under section 735(d) of the Act, as further described in the ``Provisional Measures'' section of this notice. See Methylene Diphenyl Diisocyanate from the People's Republic of China: Preliminary Affirmative Determination of Sales at Less-Than-Fair-Value, Postponement of Final Determination, and Extension of Provisional Measures, 90 FR 44629 (September 16, 2025) (Preliminary Determination). Continuation of Suspension of Liquidation and Cash Deposit Requirements Except as noted in the ``Provisional Measures'' section of this notice, in accordance with section 735(c)(1)(B) of the Act, Commerce intends to instruct CBP to continue to suspend liquidation on all relevant entries of MDI from China. These instructions suspending liquidation will remain in effect until further notice. Commerce also intends to instruct CBP to require cash deposits equal to the estimated weighted-average dumping margins indicated in the table below. Accordingly, effective on the date of publication in the Federal Register of the notice of the ITC's final affirmative injury determination, CBP must require, at the same time as importers would normally deposit estimated customs duties on subject merchandise, a cash deposit equal to the rates listed in the tables below. The China-wide entity rate applies to all producer/exporter combinations not specifically listed. Estimated Weighted-Average Dumping Margins The estimated weighted-average dumping margins are as follows: Weighted-average Producer Exporter dumping margin (percent) Covestro Polymers (China) Co., Covestro Polymers 87.25 Ltd. (China) Co., Ltd. Wanhua Chemical Group Co., Ltd.. Shandong Mingko 87.25 Co., Ltd. China-Wide Entity 161.61 Provisional Measures Section 773(d) of the Act states that suspension of liquidation pursuant to an affirmative preliminary determination may not remain in effect for more than four months, except where exporters representing a significant proportion of exports of the subject merchandise request that Commerce extend the four-month period to no more than six months. At the request of exporters that account for a significant proportion of MDI from China, Commerce extended the four-month period to six months in this investigation. Id. The extended provisional measures period, beginning on the date of publication of the Preliminary Determination on September 16, 2025, ended on March 14, 2026. Therefore, in accordance with section 733(d) of the Act and our practice, Commerce will instruct CBP to terminate suspension of liquidation and to liquidate, without regard to antidumping duties, unliquidated entries of MDI from China entered, or withdrawn from warehouse, for consumption on or after March 14, 2026, the first day provisional measures were no longer in effect, until and through the day preceding the date of publication of the ITC's final injury determination in the Federal Register.
Scope text quoted verbatim from the Federal Register notice. Scope text retrieved: 2026-10-19T16:17:45Z. Record last fetched: 2026-10-16T13:51:02Z. Verify against the official notice before relying on it.
HTS codes covered by this order
| HTSUS (dotted) | 8-digit | Description (USITC reference) |
|---|
| 2929.10.10 | 29291010 | Toluenediisocyanates (unmixed) |
| 2929.10.15 | 29291015 | Mixtures of 2,4- and 2,6-toluenediisocyanates |
| 2929.10.20 | 29291020 | Bitolylene diisocyanate (TODI);o-Isocyanic acid, o-tolyl ester; and Xylene diisocyanate |
| 2929.10.27 | 29291027 | N-Butylisocyanate; Cyclohexyl isocyanate; 1-Isocyanato-3-(trifluoromethyl) benzene; 1,5-Naphthalene diisocyanate; and Octadecyl isocyanate |
| 2929.10.30 | 29291030 | 3,4-Dichlorophenylisocyanate |
| 2929.10.35 | 29291035 | 1,6-Hexamethylene diisocyanate |
| 2929.10.55 | 29291055 | Products described in additional U.S. note 3 to section VI |
| 2929.10.80 | 29291080 | Other |
| 3506.91.10 | 35069110 | Optically clear free-film adhesives and optically clear curable liquid adhesives of a kind used solely or principally for the manufacture of flat panel displays or touch-sensitive screen panels |
| 3506.91.50 | 35069150 | Other |
| 3824.99.11 | 38249911 | In the form of ingots |
| 3824.99.19 | 38249919 | Other |
| 3824.99.21 | 38249921 | Consisting wholly of substances found naturally in coal tar, whether obtained from coal tar or other source |
| 3824.99.25 | 38249925 | Aqueous mixtures of triphenyl sulfonium chloride, diphenyl (4-phenylthio)phenyl sulfonium chloride and (thiodi-4,1- phenylene)bis(diphenyl sulfonium) dichloride |
| 3824.99.26 | 38249926 | Benzene, 2,4-diisocyanate-1,3,5-tris(1- methylethyl) homopolymer; 5-Fluoro-2-methyl-1-[[4-(methylsulfinyl)- phenyl]methylene]-1H-indene;Mixtures of dimethyl phthalate, t-butanol, hydrogen peroxide, and sodium salicylate; andMixtures containing derivatives of N-[4-(2- hydroxy-3-phenoxypropoxy)phenyl]- acetamide |
| 3824.99.29 | 38249929 | Other |
| 3824.99.31 | 38249931 | Of bismuth |
| 3824.99.32 | 38249932 | Of hydrosulfite compounds, of sulfoxylate compounds, or of both |
| 3824.99.33 | 38249933 | Of mercury |
| 3824.99.34 | 38249934 | Of molybdenum |
| 3824.99.35 | 38249935 | Of tungsten |
| 3824.99.36 | 38249936 | Of vanadium |
| 3824.99.39 | 38249939 | Other |
| 3824.99.41 | 38249941 | Fatty substances of animal or vegetable origin and mixtures thereof |
| 3824.99.49 | 38249949 | Mixtures that are in whole or in part of hydrocarbons derived in whole or in part from petroleum, shale oil or natural gas |
| 3824.99.50 | 38249950 | Chlorinated but not otherwise halogenated |
| 3824.99.55 | 38249955 | Other |
| 3824.99.70 | 38249970 | Mixtures of dibromo neopentyl glycol; Polydibromophenylene oxide; Tetrabromobisphenol-A-carbonate oligomers; and Electroplating chemical and electroless plating solutions and other materials for printed circuit boards, plastics and metal finishings |
| 3824.99.75 | 38249975 | Naphthenic acids, their water-insoluble salts and their esters |
| 3824.99.93 | 38249993 | Other |
| 3909.31.00 | 39093100 | Poly(methylene phenyl isocyanate) (crude MDI, polymeric MDI) |
| 3909.50.10 | 39095010 | Elastomeric |
| 3909.50.20 | 39095020 | Cements |
| 3909.50.50 | 39095050 | Other |
| 3911.90.10 | 39119010 | Elastomeric |
| 3911.90.15 | 39119015 | Poly(nitrilomethanetetraarylnitrilo- [2,4,6-tris-(1-methyethyl)-1,3- phenylene]]-2,6-bis(1-methylethyl)- phenyl]-ω-[[[2,6-bis(1-methylethyl)- phenyl]amino]methylene]amino carbodiimide or 2,4-diisocyanate-1,3,5-tris(1-methyl- ethyl) homopolymer with polyethylene |
| 3911.90.25 | 39119025 | Other |
| 3911.90.35 | 39119035 | 1,1'-Bis(methylenedi-4,1-phenylene)- 1H-pyrrole-2,5-dione, copolymer with 4,4'-methylenebis(benzeneamine); and Hydrocarbon novolac cyanate ester |
| 3911.90.45 | 39119045 | Other |
| 3911.90.70 | 39119070 | Chlorinated synthetic rubber |
| 3911.90.91 | 39119091 | Other |
| 3920.99.10 | 39209910 | Over 0.152 mm in thickness, and not in rolls |
| 3920.99.20 | 39209920 | Other |
| 3920.99.50 | 39209950 | Other |
| 3921.13.11 | 39211311 | Over 70 percent by weight of plastics |
| 3921.13.15 | 39211315 | Other (229) |
| 3921.13.19 | 39211319 | Other |
| 3921.13.50 | 39211350 | Other |
Related orders — same primary origin
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At a glance
- Case A-570-200 · Antidumping (AD) · Active · established 2026-06-25
What does US trade case A-570-200 cover?
The antidumping measure covers Methylene Diphenyl Diisocyanate, imported from China. Case number A-570-200 is one of 540 active orders tracked in the database and was established 2026-06-25; the described product range determines which ten-digit lines inherit the cash-deposit obligation. Scope language in the Federal Register document controls.
Does case A-570-200 still collect cash deposits?
As of dataset vintage 2026-10-16T16:09:24Z, yes: importers entering covered goods post a cash deposit at the current rate until Commerce's next administrative review publishes revised margins in the Federal Register. Deposit rates can change every review cycle, so confirm the latest Federal Register notice before you quote a figure to your customs broker.
Which HTS codes fall under case A-570-200?
These HTS headings are recorded in the case linkage: 2929.10.10, 2929.10.15, 2929.10.20, 2929.10.27, 2929.10.30, 2929.10.35, 2929.10.55, 2929.10.80, 3506.91.10, 3506.91.50, 3824.99.11, 3824.99.19, 3824.99.21, 3824.99.25, 3824.99.26, 3824.99.29, 3824.99.31, 3824.99.32, 3824.99.33, 3824.99.34, 3824.99.35, 3824.99.36, 3824.99.39, 3824.99.41, 3824.99.49, 3824.99.50, 3824.99.55, 3824.99.70, 3824.99.75, 3824.99.93, 3909.31.00, 3909.50.10, 3909.50.20, 3909.50.50, 3911.90.10, 3911.90.15, 3911.90.25, 3911.90.35, 3911.90.45, 3911.90.70, 3911.90.91, 3920.99.10, 3920.99.20, 3920.99.50, 3921.13.11, 3921.13.15, 3921.13.19, 3921.13.50. Confirm the exact ten-digit code against the published scope language, because product descriptions rather than codes alone define the legal boundary of the order, and scope rulings occasionally widen or narrow which lines inherit the deposit obligation.
Primary sources: Federal Register — A-570-200 · USITC Harmonized Tariff Schedule — republished with provenance by exportsonar.com