HTS heading 2830: Sulfides; polysulfides, whether or not chemically defined
Heading 2830 of the US Harmonized Tariff Schedule covers Sulfides; polysulfides, whether or not chemically defined. Below: every rated tariff line in it with its general duty rate, Section 301 China status and exclusions, then a page per line with a free duty calculator.
Heading 2830 at a glance
- 5 rated tariff lines; 1 duty-free at the general (MFN) rate.
- Ad valorem general rates from 2.8% to 3.7%.
- Section 301 (products of China): 5 of 5 lines on a list in effect (List 3).
Goods named in this heading (official line texts): Sodium sulfides, Zinc sulfide, luminescent grade having a purity of 99.99 percent or more by weight, Cadmium sulfide.
Subheadings (6-digit)
- 2830.10: Sulfides; polysulfides, whether or not chemically defined: Sodium sulfides (1 line)
- 2830.90: Other (4 lines)
All tariff lines in heading 2830
| Line | Description | General | Section 301 (China) | Exclusions |
|---|---|---|---|---|
| 2830.10.00 | Sulfides; polysulfides, whether or not chemically defined: Sodium sulfides | 3.7% | List 3 +25% | |
| 2830.90.10 | Zinc sulfide, luminescent grade having a purity of 99.99 percent or more by weight | Free | List 3 +25% | |
| 2830.90.15 | Other: Other zinc sulfide | 2.8% | List 3 +25% | |
| 2830.90.20 | Other: Cadmium sulfide | 3.1% | List 3 +25% | |
| 2830.90.90 | Other: Other | 3% | List 3 +25% |
All of chapter 28 · Chapter 28 rate summary · HTS lookup
General information from the official US Harmonized Tariff Schedule (USITC) and USTR Section 301 notices in HTS Chapter 99; not legal or customs advice. Classification is decided by CBP; confirm with a licensed customs broker or a CBP binding ruling.
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