HTS heading 3827 · Chapter 38
HTS 3827: Mixtures containing halogenated derivatives of…
HTS heading 3827 covers mixtures containing halogenated derivatives of methane, ethane or propane, not elsewhere specified or included. It has 20 tariff lines with a duty rate; the general (MFN) rates are 3.7% (17 lines), 6.5% (3 lines).
Imports may also owe Chapter 99 tariffs (Section 232, 301 or 201) depending on origin and date, plus the Merchandise Processing Fee and, by sea, the Harbor Maintenance Fee.
Rates from the 2026 HTS Revision 22, effective October 30, 2026. Source: U.S. International Trade Commission.
Tariff lines and duty rates
| HTS code | Description | General | Special | Column 2 | Estimate |
|---|---|---|---|---|---|
| Containing chlorofluorocarbons (CFCs), whether or not containing hydrochlorofluorocarbons (HCFCs), perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs); containing hydrobromofluorocarbons (HBFCs); containing carbon tetrachloride; containing 1,1,1-trichloroethane (methyl chloroform): | |||||
| 3827.11.00.00 | Containing chlorofluorocarbons (CFCs), whether or not containing hydrochlorofluorocarbons (HCFCs), perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs)[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM,P, PA, PE, S, SG) | 25% | Estimate → |
| 3827.12.00.00 | Containing hydrobromofluorocarbons (HBFCs)[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM,P, PA, PE, S, SG) | 25% | Estimate → |
| 3827.13.00.00 | Containing carbon tetrachloride[kg] | 6.5% | Free (A, AU, BH, CL, CO, D, E, IL, JO, K, KR, MA, OM, P,PA, PE, S, SG) | 114.5% | Estimate → |
| 3827.14.00.00 | Containing 1,1,1-trichloroethane (methyl chloroform)[kg] | 6.5% | Free (A, AU, BH, CL, CO, D, E, IL, JO, K, KR, MA, OM, P,PA, PE, S, SG) | 114.5% | Estimate → |
| 3827.20.00.00 | Containing bromochlorodifluoromethane (Halon-1211), bromotrifluoromethane (Halon-1301) or dibromotetrafluoroethanes (Halon-2402)[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM,P, PA, PE, S, SG) | 25% | Estimate → |
| Containing hydrochlorofluorocarbons (HCFCs), whether or not containing perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs), but not containing chlorofluorocarbons (CFCs): | |||||
| 3827.31.00.00 | Containing substances of subheadings 2903.41 to 2903.48[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM,P, PA, PE, S, SG) | 25% | Estimate → |
| 3827.32.00.00 | Other, containing substances of subheadings 2903.71 to 2903.75[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM,P, PA, PE, S, SG) | 25% | Estimate → |
| 3827.39.00.00 | Other[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM,P, PA, PE, S, SG) | 25% | Estimate → |
| 3827.40.00.00 | Containing methyl bromide (bromomethane) or bromochloromethane[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, K, KR, MA,OM, P, PA, PE, S, SG) | 25% | Estimate → |
| Containing trifluoromethane (HFC-23) or perfluorocarbons (PFCs) but not containing chlorofluorocarbons (CFCs) or hydrochlorofluorocarbons (HCFCs): | |||||
| 3827.51.00.00 | Containing trifluoromethane (HFC-23)[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM,P, PA, PE, S, SG) | 25% | Estimate → |
| 3827.59.00.00 | Other[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM,P, PA, PE, S, SG) | 25% | Estimate → |
| Containing other hydrofluorocarbons (HFCs) but not containing chlorofluorocarbons (CFCs) or hydrochlorofluorocarbons (HCFCs): | |||||
| 3827.61.00.00 | Containing 15 percent or more by mass of 1,1,1-trifluoroethane (HFC-143a)[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM,P, PA, PE, S, SG) | 25% | Estimate → |
| 3827.62.00.00 | Other, not included in the subheading above, containing 55 percent or more by mass of pentafluoroethane (HFC- 125) but not containing unsaturated fluorinated derivatives of acyclic hydrocarbons (HFOs)[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM,P, PA, PE, S, SG) | 25% | Estimate → |
| 3827.63.00.00 | Other, not included in the subheadings above, containing 40 percent or more by mass of pentafluoroethane (HFC-125)[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM,P, PA, PE, S, SG) | 25% | Estimate → |
| 3827.64.00.00 | Other, not included in the subheadings above, containing 30 percent or more by mass of 1,1,1,2-tetrafluoroethane (HFC-134a) but not containing unsaturated fluorinated derivatives of acyclic hydrocarbons (HFOs)[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM,P, PA, PE, S, SG) | 25% | Estimate → |
| 3827.65.00.00 | Other, not included in the subheadings above, containing 20 percent or more by mass of difluoromethane (HFC-32) and 20 percent or more by mass of pentafluoroethane (HFC-125)[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM,P, PA, PE, S, SG) | 25% | Estimate → |
| 3827.68.00.00 | Other, not included in the subheadings above, containing substances of subheadings 2903.41 to 2903.48[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM,P, PA, PE, S, SG) | 25% | Estimate → |
| 3827.69.00.00 | Other[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM,P, PA, PE, S, SG) | 25% | Estimate → |
| 3827.90 | Other: | ||||
| 3827.90.10.00 | Chlorinated but not otherwise halogenated[kg] | 6.5% | Free (A, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM, P,PA, PE, S, SG) | 114.5% | Estimate → |
| 3827.90.90.00 | Other[kg] | 3.7% | Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, MA, OM,P, PA, PE, S, SG) | 25% | Estimate → |
| I. PRIMARY FORMS |
20 lines shown. Statistical suffixes (the last two digits) inherit the rate of the 8-digit subheading above them.
Example: base duty and fees on $10000
For HTS 3827.11.00.00 at the general rate of 3.7%, shipped by ocean, before any Chapter 99 tariffs:
| Base duty (3.7%) | $370.00 |
| Merchandise Processing Fee (0.3464%, min $34.58) | $34.64 |
| Harbor Maintenance Fee (0.125%) | $12.50 |
| Duty and fees | $417.14 |
Origin-specific tariffs can multiply this. Run this example from China or from Mexico to see every line.
Special program codes in this heading
- A, A*, A+
- Generalized System of Preferences (GSP)
- AU
- U.S.–Australia FTA
- BH
- U.S.–Bahrain FTA
- CL
- U.S.–Chile FTA
- CO
- U.S.–Colombia Trade Promotion Agreement
- D
- African Growth and Opportunity Act (AGOA)
- E, E*
- Caribbean Basin Economic Recovery Act
- IL
- U.S.–Israel FTA
- JO
- U.S.–Jordan FTA
- K
- Agreement on Trade in Pharmaceutical Products
- KR
- U.S.–Korea FTA (KORUS)
- MA
- U.S.–Morocco FTA
- OM
- U.S.–Oman FTA
- P, P+
- CAFTA-DR
- PA
- U.S.–Panama Trade Promotion Agreement
- PE
- U.S.–Peru Trade Promotion Agreement
- S, S+
- USMCA (United States–Mexico–Canada Agreement)
- SG
- U.S.–Singapore FTA
A special rate applies only when the goods qualify under that program's rules of origin and the claim is made at entry.
Frequently asked questions
What is the duty rate for HTS 3827?
Heading 3827 has 20 rate lines. The general (MFN) duty rates are 3.7% (17 lines), 6.5% (3 lines). Products of free trade agreement partners may enter at the special rate, and Column 2 rates apply to countries without normal trade relations. Chapter 99 tariffs can be added on top: calculate the full amount.
Do Section 301, 232 or 201 tariffs apply to HTS 3827?
It depends on the 8- or 10-digit subheading, the country of origin, the entry date and, for Section 232, the metal content. These additional duties are listed in Chapter 99 of the HTS. The free duty calculator checks each program for a given code, origin and date and shows which apply and why.
What fees are added to an import under HTS 3827?
Formal entries pay the Merchandise Processing Fee of 0.3464% of value (minimum $34.58, maximum $670.86 in FY2027). Ocean shipments also pay the Harbor Maintenance Fee of 0.125% of value. See the import duty calculator for how they combine.