Base tariff columnsBase tariff columns
Column rates from the USITC HTS export. The column that applies depends on origin and trade-program eligibility.
| General (MFN) | 3.7% |
|---|---|
| Special | Free(A, AU, BH,CL, CO, D, E, IL, JO, K, KR, MA, OM, P, PA, PE, S, SG) |
| Other (Column 2) | 25% |
Official source: USITC Harmonized Tariff Schedule. Duty at entry is determined by US Customs and Border Protection (CBP). AD/CVD and product-specific exclusions are not evaluated by default.
Chapter 99 overlaysChapter 99 overlays
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9903.90.08 other +0% activeArticles the product of the Russian Federation, as provided for in U.S. note 30(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 30(b) to this subchapter
§ DUTY BREAKDOWNDuty breakdown
Duty ledger below is calculated on a $10,000 customs value. Fees, AD/CVD, and exclusions are not included here.
| Duty breakdown | Rate | Amount | Source |
|---|---|---|---|
| Base dutyBase | 3.7% | $370.00 | HTS General rate |
| Chapter 99 otherChapter 99 | 0% | $0.00 | 9903.90.08 |
§ CLASSIFICATION WATCH-OUTSClassification watch-outs
These sibling HTS entries share the same parent but differ in duty rate or Chapter 99 coverage. They are review prompts, not classification recommendations.
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Chloromethane (Methyl chloride) and chloroethane (Ethyl chloride)
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Dichloromethane (Methylene chloride)
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Chloroform (Trichloromethane)
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Carbon tetrachloride
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Ethylene dichloride (ISO) (1,2-dichloroethane)
Sample duty by originSample duty by origin
Illustrative calculation at USD 10,000 customs value, standard (non-preferential) claim. Chapter 99 additional duties applied where status is active.
| Origin | Base rate | Chapter 99 | Total rate | Duty (USD) |
|---|---|---|---|---|
| China (CN) | 3.7% | 0% | 3.7% | $370.00 |
| Vietnam (VN) | 3.7% | 0% | 3.7% | $370.00 |
| Mexico (MX) | 3.7% | 0% | 3.7% | $370.00 |
| India (IN) | 3.7% | 0% | 3.7% | $370.00 |
| South Korea (KR) | 3.7% | 0% | 3.7% | $370.00 |
§ RELATED ENTRIESStatistical suffixes under HTS 2903.44.10
All 10-digit statistical reporting suffixes under 2903.44.10.
§ FAQFrequently asked questions
- What is the US import duty for HTS 2903.44.10?
- HTS 2903.44.10 (Pentafluoroethane (HFC-125), 1,1,1-trifluoroethane (HFC-143a) and 1,1,2-trifluoroethane (HFC-143)) has a general (MFN) column rate of 3.7%, plus 1 active Chapter 99 overlay(s) that may apply depending on origin (for example, Section 301 or IEEPA actions). Final duty is determined by CBP at entry.
- Which Chapter 99 rules are currently linked to HTS 2903.44.10?
- The following rules are attached in our snapshot: 9903.90.08 (other) — other. Each rule has its own country scope and effective dates — check the rule detail on this page for the additional rate and status before applying it to your shipment.
- Could HTS 2903.44.10 be subject to antidumping / countervailing duty (AD/CVD) orders?
- Organic chemicals (Chapter 29) see a high volume of AD/CVD orders on specific products and countries. Duty does not evaluate AD/CVD automatically — check the DOC AD/CVD dashboard and CBP messages for your specific product + origin before quoting a landed cost.
- How do I compare duty from different countries for HTS 2903.44.10?
- Use the origin compare view to evaluate this HS code against alternative countries. The calculator applies each country-specific Chapter 99 overlay and the appropriate column rate.
- Is this the binding duty determination?
- No. This page is a reference built on USITC + Federal Register open data. The binding classification and duty amount is determined by CBP at entry. AD/CVD and product-specific exclusions require separate review.