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

HCFC-123 Chiller Refrigerant from Mexico

HCFC-123 (2,2-dichloro-1,1,1-trifluoroethane) is used in centrifugal chillers for air conditioning large buildings. Classified under 3827.39.00.00 when imported in commercial mixtures containing HCFCs but no CFCs. Its low pressure characteristics make it ideal for energy-efficient HVAC systems.

Duty Rate — Mexico → United States

13.7%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Confirm HCFC-123 content percentage for quota eligibility; provide chiller end-use documentation; avoid misclassification as pure compound under Chapter 29