HTS 3903.90
Other
Polymers of styrene, in primary forms
As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗
Chapter 99 measures listing products under 3903.90
Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in…
China2 listed products
Lines under 3903.90
| HTS | Description | General | Column 2 |
|---|---|---|---|
| 3903.90.10.00 | Methyl methacrylate-butadiene-styrene (MBS) copolymers | 6.5% | 15.4¢/kg + 67.5% |
| 3903.90.50.00 | Other | 6.5% | 15.4¢/kg + 46% |