HTS 3824.40 (3824.40.00) duty rate
3824.40.00 is not a rated tariff line. Subheading 3824.40 (Prepared binders for foundry molds or cores; chemical products and preparations of the chemical or allied industries (including those consisting of mixtures of natural products), not elsewhere specified or included › Prepared additives for cements, mortars or concretes) is split into 3 tariff lines, and the duty rate depends on which one your product falls under:
| Line | Description | General | Section 301 (China) | Exclusions |
|---|---|---|---|---|
| 3824.40.10 | Containing 5 percent or more by weight of one or more aromatic or modified aromatic substances | 6.5% | List 3 +25% | |
| 3824.40.20 | Consisting wholly of inorganic substances | Free | List 3 +25% | |
| 3824.40.50 | Prepared additives for cements, mortars or concretes: Other | 5% | List 3 +25% |
Open the line that matches your product for its full rate table, Section 301 actions, exclusions, statistical suffixes and a free duty calculator.
Subheading 3824.40 at a glance
- 3 rated tariff lines; 1 duty-free at the general (MFN) rate.
- Ad valorem general rates from 5% to 6.5%.
- Section 301 (products of China): 3 of 3 lines on a list in effect (List 3).
Heading 3824 · Chapter 38 · HTS lookup
General information from the official US Harmonized Tariff Schedule (USITC); not legal or customs advice. Classification is decided by CBP.
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