R-410A Air Conditioning Refrigerant from Canada
R-410A is an azeotropic HFC blend of difluoromethane (R-32) and pentafluoroethane (R-125) for high-pressure AC units. It qualifies for HTS 3827.69.00.00 as an HFC-only mixture without CFCs or HCFCs. Commonly used in new split-system air conditioners.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Comply with AIM Act allocations for HFC imports; apply for allowances via EPA's phasedown program
• Avoid common error of bulk imports without secondary containment—use UN-approved 49CFR packaging
• Document global warming potential (GWP) in entry summary for potential excise tax calculations