Enter a 10-digit HTS line, the country of origin and the entry date to see the base rate, 301 / 232 / 201 / 338 additional duties, AD/CVD deposits, PGA flags and other requirements, with a confirmed total and a maximum.
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On the note 52(b) general exemption list (exempt by HTS line; enter under 9903.05.86)
8-digit subheading 2818.10.20 is on L4A
Cash deposits follow the company-specific rate (ACE case module). Coverage depends on each order's scope. The table below lists case numbers, status and the all-others rate. The all-others deposit rate is counted in the maximum exposure, not in the confirmed total.
| Case | Type | Product | Status | All-others rate | Deposit status | Determination |
|---|---|---|---|---|---|---|
| Same investigation: A570190 / C570191 · AD 88.32% + CVD 165.05% = 253.37% counted in the maximum | ||||||
| A570190 Matched on 2818.10.2010 | AD | Sol Gel Alumina Based Ceramic Abrasive Grains | Order in place | 88.32% | Deposits in effect | 91 FR 56106 (2026-09-01) review opportunity ACE rate eff. 2025-09-24 |
| C570191 Matched on 2818.10.2010 | CVD | Sol Gel Alumina-Based Ceramic Abrasive Grains | Order in place | 165.05% | Deposits in effect | 91 FR 56106 (2026-09-01) review opportunity ACE rate eff. 2025-09-24 |
may-be-required only · ACE valid to 2039-12-31
no entered value: rates and limits only
Period 2026-10-01 – 2027-09-30 · 91 FR 48398 (2026-07-31, Doc. 2026-15530, FY2027)
Chinese origin: the UFLPA presumption is triggered through the supply chain (Xinjiang inputs / Entity List), not by country of origin; the origins with the most CBP denials are MY / VN / TH.
Chinese origin + priority sector: prepare applicability-review / exception-request documentation | Xinjiang produces about one fifth of China's primary aluminum. Foil / battery foil (Xinren, Tianshan Aluminum and others added 2026-08). Solar aluminum frames 7604 / 7610 / 8541.90 are in scope.
File a positive TSCA certification (complies with all TSCA rules / orders) or a negative certification (pesticides / food / drugs / cosmetics / nuclear material) in ACE when importing chemical substances or mixtures. The EP7 flag is advisory only and the certification is the importer's responsibility. Finished articles are generally exempt unless a specific rule applies. PFAS: one-time reporting of PFAS and PFAS-containing articles imported since 2011.
2025–26: The PFAS reporting window is postponed to 2027-01-31 or 60 days after the final rule (2026-04-13); the 2025-11 proposal to exempt imported articles and ≤0.1% content is not final
Schedule 1: import only from States Parties, 45-day advance notice to BIS, annual report. Schedule 2: import from non-States Parties prohibited, annual report above thresholds. Schedule 3: annual report.
Before arrival: Confirm the substance is on the TSCA Inventory / complies with §5 / §6 orders; identify negative-certification categories (pesticides, food, drugs, cosmetics, nuclear material)
At entry: TSCA positive / negative certification in the PGA message set (or paper / DIS), with the certifier's name, e-mail and phone
Disclaim: EP7: A, B (§13 only, not Title VI); EP8 cannot be disclaimed
If missing: Refused admission; TSCA penalties
https://www.epa.gov/tsca-import-export-requirements/tsca-requirements-importing-chemicals · Verification H
| A | B | Relation | Rule | Basis |
|---|---|---|---|---|
| FL301 | BASE | stack | Additive to Column 1; EU/TW net-of-MFN to 10%, JP/KR/CH to 12.5% | HTSUS Rev.21 note 52(a), 52(k) |
| FL301 | CN301 | stack | Stacks with China 301 | note 52(a) |
| FL301 | ADCVD | stack | AD/CVD continue to apply | note 52(a) |
| FL301 | FTA | note | Preference claims do not exempt, except USMCA duty-free (9903.05.93/.94) and CAFTA-DR textiles (9903.05.95) | note 52(a), (g)–(i) |
| FL301 | CH98 | note | Chapter 98 exempt except 9802.00.40/.50/.60 (value of repairs) and 9802.00.80 (value less U.S. content) | note 52(a) |
| CN301 | BASE | stack | Additive to Column 1 | note 20(a)/(c)/(e)/(g)/(r); note 31(a) |
| CN301 | ADCVD | stack | AD/CVD continue | note 20 / 31 |
| CN301 | FTA | note | Preference claims do not exempt | note 20 / note 31(a) |
| CN301 | CH98 | note | Chapter 98 exempt except 9802.00.40/.50/.60/.80 | note 20 paragraphs / note 31(a) |
| CN301 | CN301 | note | Four-year-review products removed from note 20 lists (no double 25%); chassis and STS cranes stack with maritime 301 from 2026-11-10 | Rev.21 note 20 / 31 comparison; note 31(k)/(l) |
| ADCVD | BASE | stack | Cash deposits (company-specific) in addition to all Chapter 99 duties; not drawback-eligible | 19 CFR 351; the relevant notes |
Compiled from the HTSUS, the Federal Register, CBP CSMS messages and ACE reports as a classification and compliance reference, not legal advice; file according to current CBP/ACE guidance.