</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

HFC-134a Refrigerant Blend R-134a/R-1234yf 70/30 from Germany

A refrigerant mixture containing 70% HFC-134a (1,1,1,2-tetrafluoroethane) and 30% HFO-1234yf by mass, used in automotive air conditioning systems. It falls under HTS 3827.64.00.00 because it contains 30% or more HFC-134a without unsaturated HFOs as the primary component, though minor HFO presence is allowed if HFC-134a dominates. This blend serves as a transitional low-GWP refrigerant.

Duty Rate — Germany → United States

10%

Rate breakdown

9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%

Import Tips

Obtain EPA Significant New Alternatives Policy (SNAP) approval and ensure mixture composition certification to verify ≥30% HFC-134a content

Comply with AIM Act HFC import quotas; provide K-139 certificate from supplier confirming no CFCs/HCFCs and HFO content below threshold

Label cylinders with exact mass percentages and GWP; avoid misclassification by confirming no dominant unsaturated HFOs

HFC-134a Refrigerant Blend R-134a/R-1234yf 70/30 from Germany — Import Duty Rate | HTS 3827.64.00.00